{"product_id":"hb21-led-high-bay-light","title":"HB21 LED High Bay Light","description":"\u003cp style=\"text-align: center;\"\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n        \/* ===== 字体导入 ===== *\/\n        @import url('https:\/\/fonts.googleapis.com\/css2?family=Arimo:wght@400;600;700\u0026family=New+York\u0026display=swap');\n        \n        \/* ===== Global Styles - Pure Black Background · Pure White Text ===== *\/\n        * {\n            margin: 0;\n            padding: 0;\n            box-sizing: border-box;\n        }\n        \n        body {\n            font-family: 'New York', 'Times New Roman', serif;\n            color: #FFFFFF;\n            line-height: 1.6;\n            background: #000000;\n            font-size: 18px;\n            letter-spacing: 0.05em;\n        }\n        \n        .container {\n            max-width: 1600px;\n            margin: 0 auto;\n            padding: 60px 20px;\n        }\n        \n        \/* 标题样式 - 使用 Arimo *\/\n        h1, h2, h3, h4, h5, h6, \n        .h1, .h2, .h3, .h4, .h5, .h6,\n        h2, h2.sub, h3, h4 {\n            font-family: 'Arimo', Arial, sans-serif;\n            font-weight: 600;\n            letter-spacing: 0.1em;\n            line-height: 1.6;\n            text-align: left;\n        }\n        \n        h2 {\n            font-size: 2.5rem;\n            margin-bottom: 1rem;\n            color: #FFFFFF;\n        }\n        \n        h2.sub {\n            font-size: 2rem;\n            border-left: 5px solid #3B82F6;\n            padding-left: 1.2rem;\n            margin-bottom: 1.5rem;\n            color: #FFFFFF;\n        }\n        \n        h3 {\n            font-size: 1.8rem;\n            margin-bottom: 0.75rem;\n            color: #FFFFFF;\n        }\n        \n        h4 {\n            font-size: 1.4rem;\n            margin: 0.75rem 0 0.5rem;\n            color: #FFFFFF;\n        }\n        \n        .lead {\n            font-family: 'New York', 'Times New Roman', serif;\n            font-size: 1.2rem;\n            color: #E5E7EB;\n            max-width: 800px;\n            margin-bottom: 2rem;\n            letter-spacing: 0.05em;\n            line-height: 1.6;\n            text-align: left;\n        }\n        \n        \/* Grid Layouts *\/\n        .grid-2 {\n            display: grid;\n            grid-template-columns: repeat(2, 1fr);\n            gap: 30px;\n        }\n        \n        .grid-3 {\n            display: grid;\n            grid-template-columns: repeat(3, 1fr);\n            gap: 25px;\n        }\n        \n        .grid-4 {\n            display: grid;\n            grid-template-columns: repeat(4, 1fr);\n            gap: 25px;\n        }\n        \n        .grid-6 {\n            display: grid;\n            grid-template-columns: repeat(6, 1fr);\n            gap: 20px;\n        }\n        \n        @media (max-width: 1200px) {\n            .grid-6 { grid-template-columns: repeat(3, 1fr); }\n            .grid-3 { grid-template-columns: repeat(2, 1fr); }\n        }\n        \n        @media (max-width: 992px) {\n            .grid-4 { grid-template-columns: repeat(2, 1fr); }\n        }\n        \n        @media (max-width: 768px) {\n            .grid-2, .grid-3, .grid-4, .grid-6 { grid-template-columns: 1fr; }\n            .container { padding: 40px 20px; }\n            h2 { font-size: 2rem; }\n            body { font-size: 16px; }\n        }\n        \n        \/* 卡片通用样式 *\/\n        .card {\n            background: #111111;\n            border-radius: 20px;\n            padding: 24px;\n            border: 1px solid #2A2A2A;\n            transition: all 0.2s ease;\n        }\n        \n        .card:hover {\n            transform: translateY(-4px);\n            box-shadow: 0 12px 30px rgba(59, 130, 246, 0.2);\n            border-color: #3B82F6;\n        }\n        \n        .card h4 {\n            font-family: 'Arimo', Arial, sans-serif;\n            letter-spacing: 0.1em;\n        }\n        \n        \/* 首屏数据卡片 *\/\n        .hero-stats {\n            display: flex;\n            gap: 20px;\n            margin: 30px 0;\n            flex-wrap: wrap;\n        }\n        \n        .stat-card {\n            background: #111111;\n            border-radius: 16px;\n            padding: 20px;\n            border: 1px solid #2A2A2A;\n            flex: 1;\n            min-width: 150px;\n            text-align: center;\n        }\n        \n        .stat-value {\n            font-family: 'Arimo', sans-serif;\n            font-size: 2.2rem;\n            font-weight: 700;\n            color: #3B82F6;\n            line-height: 1.2;\n        }\n        \n        .stat-label {\n            color: #E5E7EB;\n            font-size: 0.9rem;\n            margin-top: 5px;\n        }\n        \n        \/* 技术规格卡片 *\/\n        .spec-card {\n            background: #111111;\n            border-radius: 16px;\n            padding: 20px;\n            border: 1px solid #2A2A2A;\n            height: 100%;\n        }\n        \n        .spec-card h3 {\n            font-family: 'Arimo', Arial, sans-serif;\n            font-size: 1.1rem;\n            color: #3B82F6;\n            margin-bottom: 1rem;\n            border-bottom: 1px solid #2A2A2A;\n            padding-bottom: 0.5rem;\n            letter-spacing: 0.1em;\n        }\n        \n        .spec-card p {\n            color: #E5E7EB;\n            font-size: 0.95rem;\n            margin-bottom: 0.5rem;\n        }\n        \n        .spec-card strong {\n            color: #FFFFFF;\n            font-weight: 600;\n            font-family: 'Arimo', Arial, sans-serif;\n        }\n        \n        \/* 工程特性卡片 *\/\n        .engineering-card {\n            background: #111111;\n            border-radius: 24px;\n            padding: 30px;\n            border: 1px solid #2A2A2A;\n            height: 100%;\n        }\n        \n        .engineering-title {\n            font-family: 'Arimo', Arial, sans-serif;\n            font-size: 1.6rem;\n            color: #FFFFFF;\n            margin-bottom: 1rem;\n            letter-spacing: 0.1em;\n            border-bottom: 1px solid #3B82F6;\n            padding-bottom: 0.5rem;\n            display: inline-block;\n        }\n        \n        \/* 应用程序卡片 *\/\n        .application-card {\n            background: #111111;\n            border-radius: 20px;\n            padding: 30px 20px;\n            border: 2px solid #2A2A2A;\n            text-align: center;\n            transition: all 0.2s ease;\n            height: 100%;\n            display: flex;\n            flex-direction: column;\n            align-items: center;\n        }\n        \n        .application-card:hover {\n            transform: translateY(-4px);\n            border-color: #3B82F6;\n        }\n        \n        .application-icon {\n            font-size: 4rem;\n            margin-bottom: 20px;\n            line-height: 1;\n        }\n        \n        .application-title {\n            font-family: 'Arimo', sans-serif;\n            font-size: 1.3rem;\n            color: #FFFFFF;\n            margin-bottom: 10px;\n        }\n        \n        \/* 按钮样式 *\/\n        .btn-primary {\n            background: #3B82F6;\n            color: white;\n            border: none;\n            padding: 16px 48px;\n            border-radius: 50px;\n            font-size: 1.1rem;\n            font-weight: 600;\n            text-decoration: none;\n            display: inline-block;\n            box-shadow: 0 8px 18px rgba(59, 130, 246, 0.3);\n            transition: all 0.2s;\n            font-family: 'Arimo', sans-serif;\n            letter-spacing: 0.1em;\n            margin: 10px;\n        }\n        \n        .btn-primary:hover {\n            background: #2563EB;\n            transform: translateY(-2px);\n        }\n        \n        .btn-secondary {\n            background: transparent;\n            color: white;\n            border: 2px solid #3B82F6;\n            padding: 14px 46px;\n            border-radius: 50px;\n            font-size: 1.1rem;\n            font-weight: 600;\n            text-decoration: none;\n            display: inline-block;\n            transition: all 0.2s;\n            font-family: 'Arimo', sans-serif;\n            letter-spacing: 0.1em;\n            margin: 10px;\n        }\n        \n        .btn-secondary:hover {\n            background: #3B82F6;\n            color: white;\n        }\n        \n        \/* 辅助背景区块 *\/\n        .section-dark {\n            background: #0A0A0A;\n            border-top: 1px solid #1F1F1F;\n            border-bottom: 1px solid #1F1F1F;\n        }\n        \n        \/* 拨码开关可视化 *\/\n        .dip-switch {\n            display: flex;\n            gap: 8px;\n            justify-content: center;\n            margin: 20px 0;\n        }\n        \n        .dip-switch span {\n            background: #2A2A2A;\n            width: 30px;\n            height: 40px;\n            display: inline-flex;\n            align-items: center;\n            justify-content: center;\n            border-radius: 4px;\n            font-family: monospace;\n        }\n        \n        \/* 分隔线 *\/\n        hr {\n            border: none;\n            border-top: 1px solid #2A2A2A;\n            margin: 20px 0;\n        }\n        \n        .highlight-block {\n            background: #111111;\n            padding: 16px 24px;\n            border-radius: 50px;\n            border-left: 4px solid #3B82F6;\n            border: 1px solid #2A2A2A;\n            border-left: 4px solid #3B82F6;\n        }\n        \n        .faq-item {\n            background: #111111;\n            border-radius: 16px;\n            padding: 20px;\n            margin-bottom: 15px;\n            border: 1px solid #2A2A2A;\n        }\n        \n        .faq-question {\n            font-family: 'Arimo', sans-serif;\n            font-size: 1.1rem;\n            color: #3B82F6;\n            margin-bottom: 10px;\n            font-weight: 600;\n        }\n        \n        .faq-answer {\n            color: #E5E7EB;\n        }\n    \u003c\/style\u003e\n\u003c!-- ===== 1. 产品首屏 ===== --\u003e\n\u003csection class=\"container\"\u003e\n\u003cdiv style=\"text-align: center; margin-bottom: 40px;\"\u003e\n\u003ch3 style=\"font-size: 3rem; margin-bottom: 0.5rem;\"\u003eHB21 Ultra-Slim LED High Bay\u003c\/h3\u003e\n\u003cp style=\"font-size: 1.5rem; color: #3b82f6; font-family: 'Arimo', sans-serif;\"\u003e120W-200W · 200 lm\/W · 3-in-1 Adjustable\u003c\/p\u003e\n\u003cp style=\"font-size: 1.2rem; max-width: 800px; margin: 20px auto;\"\u003eThis ultra-slim, ultra-light industrial and commercial high bay features 3-in-1 adjustable power, color temperature, and beam angle. Designed for diverse environments—from clean food processing plants to warehouses and retail halls—delivering maximum flexibility, energy savings, and inventory reduction.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hero-stats\"\u003e\n\u003cdiv class=\"stat-card\"\u003e\n\u003cdiv class=\"stat-value\"\u003e200 lm\/W\u003c\/div\u003e\n\u003cdiv class=\"stat-label\"\u003eMaximum Efficacy\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat-card\"\u003e\n\u003cdiv class=\"stat-value\"\u003e200W\u003c\/div\u003e\n\u003cdiv class=\"stat-label\"\u003eMaximum Power\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat-card\"\u003e\n\u003cdiv class=\"stat-value\"\u003eIP65\u003c\/div\u003e\n\u003cdiv class=\"stat-label\"\u003eProtection Rating\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stat-card\"\u003e\n\u003cdiv class=\"stat-value\"\u003e1.75 kg\u003c\/div\u003e\n\u003cdiv class=\"stat-label\"\u003eUltra-Light\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin: 40px 0;\"\u003e\n\u003cspan style=\"background: #111111; padding: 8px 16px; border-radius: 50px; border: 1px solid #3B82F6;\"\u003e✨ 3-in-1 Adjustable Power\/CCT\/Beam\u003c\/span\u003e \u003cspan style=\"background: #111111; padding: 8px 16px; border-radius: 50px; border: 1px solid #3B82F6;\"\u003e🧼 Finless Hygienic Design\u003c\/span\u003e \u003cspan style=\"background: #111111; padding: 8px 16px; border-radius: 50px; border: 1px solid #3B82F6;\"\u003e⚡ 3-in-1 Dimming System Included\u003c\/span\u003e \u003c\/div\u003e\n\u003cdiv style=\"display: flex; justify-content: center; gap: 30px; flex-wrap: wrap; margin-top: 30px;\"\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✓\u003c\/span\u003e CE\/RoHS Certified\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✓\u003c\/span\u003e IP65\/IK10 Protection\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✓\u003c\/span\u003e 5-Year Warranty\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✓\u003c\/span\u003e Global Shipping\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ===== 2. 可调光束角度模块 ===== --\u003e\n\u003csection class=\"section-dark\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003ch2 class=\"sub\"\u003eAdjustable Beam Angle\u003c\/h2\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0691\/1370\/8782\/files\/Gemini_Generated_Image_fkd4pofkd4pofkd4.png?v=1774334310\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp class=\"lead\"\u003eSwitch between 60°\/90°\/120° beam angles via DIP switch—no tools or lens replacement required.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; margin: 30px 0;\"\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 2rem; color: #3b82f6;\"\u003e60°\u003c\/div\u003e\n\u003cdiv\u003eNarrow\u003c\/div\u003e\n\u003cdiv style=\"font-size: 0.8rem;\"\u003e15m×15m @10m spacing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 2rem; color: #3b82f6;\"\u003e90°\u003c\/div\u003e\n\u003cdiv\u003eMedium (Current)\u003c\/div\u003e\n\u003cdiv style=\"font-size: 0.8rem;\"\u003e20m×20m @10m spacing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 2rem; color: #3b82f6;\"\u003e120°\u003c\/div\u003e\n\u003cdiv\u003eWide\u003c\/div\u003e\n\u003cdiv style=\"font-size: 0.8rem;\"\u003e25m×25m @10m spacing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"highlight-block\" style=\"text-align: center;\"\u003e\n\u003cstrong style=\"color: #3b82f6;\"\u003e🔘 DIP Switch Control:\u003c\/strong\u003e Position Center · Current: 90° Medium · Balanced Full Coverage\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ===== 3. 三合一可调功率\/色温模块 ===== --\u003e\n\u003csection class=\"container\"\u003e\n\u003ch2 class=\"sub\"\u003e3-in-1 Adjustable Power \/ Color Temperature\u003c\/h2\u003e\n\u003cp class=\"lead\"\u003eFewer SKUs · Lower Inventory · Higher Flexibility\u003c\/p\u003e\n\u003cdiv class=\"grid-2\" style=\"gap: 40px;\"\u003e\n\u003cdiv class=\"engineering-card\"\u003e\n\u003ch3\u003eAdjustable Power\u003c\/h3\u003e\n\u003cp\u003eSelect 60%, 80%, or 100% power via DIP switch to match ceiling height and lighting requirements—optimizing energy consumption without compromising light quality.\u003c\/p\u003e\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e100%\u003c\/span\u003e — 200W \/ 40,000 lm (Maximum)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e80%\u003c\/span\u003e — 160W \/ 32,000 lm (Standard)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e60%\u003c\/span\u003e — 120W \/ 24,000 lm (Energy Saving)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"engineering-card\"\u003e\n\u003ch3\u003eAdjustable Color Temperature\u003c\/h3\u003e\n\u003cp\u003eSwitch between 3000K-6500K range to customize lighting atmosphere for different applications—warehouse, retail, food processing, or mixed-use spaces.\u003c\/p\u003e\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e3000K-5000K\u003c\/span\u003e — Warm to Cool White (Multi-purpose)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e3000K-4000K\u003c\/span\u003e — Warm to Neutral (Hospitality\/Retail)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e4000K-6500K\u003c\/span\u003e — Neutral to Daylight (Industrial\/Warehouse)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ===== 4. 为什么选择HB21 ===== --\u003e\n\u003csection class=\"section-dark\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003ch2 class=\"sub\"\u003eWhy Choose HB21\u003c\/h2\u003e\n\u003cp class=\"lead\"\u003eIndustry-leading LED high bay designed for maximum flexibility, energy efficiency, and long-term reliability in demanding industrial environments.\u003c\/p\u003e\n\u003cdiv class=\"grid-4\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cdiv style=\"font-size: 2rem;\"\u003e🎛️\u003c\/div\u003e\n\u003ch4\u003e3-in-1 Flexibility\u003c\/h4\u003e\n\u003cp\u003eField-adjustable power, CCT, and beam angle—one fixture replaces 9 SKUs for inventory efficiency.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cdiv style=\"font-size: 2rem;\"\u003e⚡\u003c\/div\u003e\n\u003ch4\u003e200 lm\/W Efficiency\u003c\/h4\u003e\n\u003cp\u003eUp to 40,000 lumens at 200W—60% energy savings vs. traditional HID.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cdiv style=\"font-size: 2rem;\"\u003e🛡️\u003c\/div\u003e\n\u003ch4\u003eIP65 \u0026amp; IK10\u003c\/h4\u003e\n\u003cp\u003eDust-proof, water-resistant, impact-resistant for harsh industrial environments (-40°C to +50°C).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cdiv style=\"font-size: 2rem;\"\u003e⏳\u003c\/div\u003e\n\u003ch4\u003e100,000 Hours L90\u003c\/h4\u003e\n\u003cp\u003e90% lumen maintenance after 100,000 hours—lowest total cost of ownership.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ===== 5. 先进工程特性 ===== --\u003e\n\u003csection class=\"container\"\u003e\n\u003ch2 class=\"sub\"\u003eAdvanced Engineering Features\u003c\/h2\u003e\n\u003cp class=\"lead\"\u003eCutting-edge LED technology, intelligent thermal design, and robust construction for professional industrial applications.\u003c\/p\u003e\n\u003cdiv class=\"grid-2\" style=\"gap: 40px;\"\u003e\n\u003c!-- Energy Efficiency --\u003e\n\u003cdiv class=\"engineering-card\"\u003e\n\u003ch3\u003eEnergy Efficiency\u003c\/h3\u003e\n\u003cdiv class=\"engineering-title\"\u003e200 lm\/W · Faster ROI\u003c\/div\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0691\/1370\/8782\/files\/HB21-Highbay-light-200-lm-W-High-Efficiency-_-Faster-ROI.png?v=1774335245\"\u003e\u003c\/p\u003e\n\u003cp\u003eHB21 system efficacy reaches 200 lm\/W—twice the brightness of conventional 100 lm\/W fixtures with 50% less energy consumption. Achieve energy savings up to 50% with ROI within 24 months.\u003c\/p\u003e\n\u003cdiv style=\"margin-top: 15px;\"\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✓\u003c\/span\u003e UGR \u0026lt;19 — Reduces eye fatigue\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✓\u003c\/span\u003e 95% Transmittance — Anti-yellowing PC lens\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✓\u003c\/span\u003e CRI \u0026gt;80 — Accurate color rendering\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✓\u003c\/span\u003e \u0026gt;90% Uniformity @10m height\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Thermal Excellence --\u003e\n\u003cdiv class=\"engineering-card\"\u003e\n\u003ch3\u003eThermal Excellence\u003c\/h3\u003e\n\u003cdiv class=\"engineering-title\"\u003eIntelligent Heat Dissipation\u003c\/div\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0691\/1370\/8782\/files\/HB21-Highbay-light-smoothclear.png?v=1774335325\"\u003e\u003c\/p\u003e\n\u003cp\u003eModular die-cast aluminum heatsink with vertical fin structure creates chimney effect airflow—passive cooling keeps LED junction temperature below 85°C. Self-cleaning fin design prevents dust accumulation. Fanless silent operation with no moving parts. TM-21 certified thermal performance maintains LED junction at 82°C @50°C ambient.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Smart Control --\u003e\n\u003cdiv class=\"engineering-card\"\u003e\n\u003ch3\u003eSmart Control\u003c\/h3\u003e\n\u003cdiv class=\"engineering-title\"\u003eMulti-Option Motion Sensing\u003c\/div\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0691\/1370\/8782\/files\/HB21-Highbay-light-sensor.png?v=1774335362\"\u003e\u003c\/p\u003e\n\u003cp\u003eMultiple sensor technologies available—all options automatically dim to 10% when no motion detected, saving up to 75% additional energy in low-traffic areas.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e📡 5.8GHz Microwave:\u003c\/span\u003e 12m radius, 360° coverage\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e🔴 PIR Infrared:\u003c\/span\u003e 10m range, adjustable sensitivity\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e☀️ Daylight Harvesting:\u003c\/span\u003e Auto-adjusts based on natural light\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 10px;\"\u003e\n\u003cspan style=\"color: #34d399;\"\u003e💰\u003c\/span\u003e Motion sensing saves $180 per fixture annually (24\/7 operation, 50% occupancy)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Installation Versatility --\u003e\n\u003cdiv class=\"engineering-card\"\u003e\n\u003ch3\u003eInstallation Versatility\u003c\/h3\u003e\n\u003cdiv class=\"engineering-title\"\u003eFlexible Mounting Solutions\u003c\/div\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0691\/1370\/8782\/files\/HB21-Highbay-light-DIP-200W.png?v=1774335399\"\u003e\u003c\/p\u003e\n\u003cp\u003eTwo professional mounting options to suit different installation preferences and regional standards—both support up to 200W fixtures with tool-free quick-release mechanism.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e🔗 Hook \u0026amp; Chain (Americas):\u003c\/span\u003e U-hook with adjustable chain\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e⭕ Ring \u0026amp; Chain (Universal):\u003c\/span\u003e O-ring suspension with safety cable\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e📐 Height \u0026amp; Angle Adjustable:\u003c\/span\u003e 6-15m mounting height, ±30° tilt\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e🔄 Retrofit-Friendly:\u003c\/span\u003e Compatible with existing HID infrastructure—40% lower installation cost\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- DIP Switch Adjustable Control --\u003e\n\u003cdiv class=\"engineering-card\"\u003e\n\u003ch3\u003eDIP Switch Adjustable Control\u003c\/h3\u003e\n\u003cdiv class=\"engineering-title\"\u003eTool-Free Configuration\u003c\/div\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0691\/1370\/8782\/files\/HB21-Highbay-light-Hook-mouting.png?v=1774335423\"\u003e\u003c\/p\u003e\n\u003cp\u003eOnboard DIP switches allow installers to adjust power, CCT, and beam angle after installation—no need to order separate SKUs or return fixtures for reconfiguration.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e⚡ Power:\u003c\/span\u003e 60% \/ 80% \/ 100%\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e🎨 CCT:\u003c\/span\u003e 3 preset ranges (3000K-6500K)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e🔆 Beam:\u003c\/span\u003e 60° \/ 90° \/ 120°\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✋ Tool-Free:\u003c\/span\u003e All adjustments with fingers—clear labels and tactile switches ensure precise setting even in dim environments.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Hygienic Design --\u003e\n\u003cdiv class=\"engineering-card\"\u003e\n\u003ch3\u003eHygienic Finless Design\u003c\/h3\u003e\n\u003cdiv class=\"engineering-title\"\u003ePerfect for Clean Environments\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0691\/1370\/8782\/files\/HB21-200W-LOW-UGR-HIGHBAY-LIGHTING_49df409f-738c-488f-8af6-fe6f37795424.png?v=1774335628\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe finless, smooth-surface design eliminates dust and debris accumulation points, making HB21 ideal for food processing plants, cleanrooms, and sanitary environments. Easy to clean and maintain—meets hygiene standards for sensitive industrial applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ===== 6. 应用场景模块 ===== --\u003e\n\u003csection class=\"section-dark\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003ch2 class=\"sub\"\u003eVersatile Applications\u003c\/h2\u003e\n\u003cp class=\"lead\"\u003eFrom industrial facilities to commercial spaces—wherever you need outstanding illumination, HB21 delivers.\u003c\/p\u003e\n\u003cdiv class=\"grid-4\"\u003e\n\u003cdiv class=\"application-card\"\u003e\n\u003cdiv class=\"application-icon\"\u003e🏭\u003c\/div\u003e\n\u003cdiv class=\"application-title\"\u003eManufacturing Plants\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-card\"\u003e\n\u003cdiv class=\"application-icon\"\u003e📦\u003c\/div\u003e\n\u003cdiv class=\"application-title\"\u003eWarehousing \u0026amp; Logistics\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-card\"\u003e\n\u003cdiv class=\"application-icon\"\u003e🛍️\u003c\/div\u003e\n\u003cdiv class=\"application-title\"\u003eRetail Stores\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-card\"\u003e\n\u003cdiv class=\"application-icon\"\u003e🍽️\u003c\/div\u003e\n\u003cdiv class=\"application-title\"\u003eFood Processing\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-card\"\u003e\n\u003cdiv class=\"application-icon\"\u003e🏬\u003c\/div\u003e\n\u003cdiv class=\"application-title\"\u003eSupermarkets\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"application-card\"\u003e\n\u003cdiv class=\"application-icon\"\u003e🔧\u003c\/div\u003e\n\u003cdiv class=\"application-title\"\u003eAssembly Lines\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; margin-top: 20px;\"\u003e\n\u003cspan style=\"color: #3b82f6;\"\u003e✨\u003c\/span\u003e One SKU for all your high bay needs—simplify inventory, boost profits.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ===== 7. 技术规格模块 ===== --\u003e\n\u003csection class=\"container\"\u003e\n\u003ch2 class=\"sub\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp class=\"lead\"\u003eComprehensive technical data for engineering and procurement\u003c\/p\u003e\n\u003cdiv class=\"grid-6\"\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003ch3\u003e⚡ Power \u0026amp; Electrical\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePower Range:\u003c\/strong\u003e 120W \/ 160W \/ 200W\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e AC 100-277V \/ 277-480V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePower Factor:\u003c\/strong\u003e \u0026gt;0.95\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSurge Protection:\u003c\/strong\u003e 10kV (20kV optional)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDriver:\u003c\/strong\u003e Inventronics\/Moso\/Sosen\/Meanwell\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003ch3\u003e💡 Optical Performance\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eEfficacy:\u003c\/strong\u003e 200 lm\/W (all models)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLumen Output:\u003c\/strong\u003e 24K\/32K\/40K lm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBeam Angles:\u003c\/strong\u003e 60°\/90°\/120°\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCCT:\u003c\/strong\u003e 3000K-6500K selectable\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCRI:\u003c\/strong\u003e Ra70 std | Ra80+\/90+\/TLCI≥90 opt\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptical Efficiency:\u003c\/strong\u003e \u0026gt;94%\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003ch3\u003e🏗️ Construction\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIP Rating:\u003c\/strong\u003e IP65\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIK Rating:\u003c\/strong\u003e IK10\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeatsink:\u003c\/strong\u003e Die-cast aluminum finless\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e Hook\/Chain suspension\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens:\u003c\/strong\u003e PC lens (tempered glass opt)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 1.75 kg\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDiameter:\u003c\/strong\u003e 350mm | Height: 17mm\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003ch3\u003e🌡️ Environment\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temp:\u003c\/strong\u003e -30°C to +50°C\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWind Load:\u003c\/strong\u003e Grade 10+\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLifetime:\u003c\/strong\u003e 100,000 hrs (L90@25°C)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 years std (10 years opt)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003ch3\u003e🎛️ Control \u0026amp; Smart\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDimming:\u003c\/strong\u003e 0-10V \/ DALI-2 \/ DMX512\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSmart Sensors:\u003c\/strong\u003e Microwave\/PIR\/Daylight\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFlicker:\u003c\/strong\u003e Flicker-free driver for cameras\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, RoHS, EN 12193, LTA\/ITF\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003ch3\u003e📦 Packaging\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCarton Size:\u003c\/strong\u003e 370×370×100 mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGross Weight:\u003c\/strong\u003e 2.5 kg\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- ===== 8. 常见问题解答 ===== --\u003e\n\u003csection class=\"section-dark\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003ch2 class=\"sub\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp class=\"lead\"\u003eEverything you need to know about the HB21 LED High Bay\u003c\/p\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003eHow is HB21 different from traditional high bays?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eHB21 features 3-in-1 field-adjustable power, color temperature, and beam angle—one fixture replaces 9 SKUs. With 200 lm\/W efficacy, it delivers 40,000 lumens at 200W, saving up to 60% energy compared to HID systems.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003eHow much energy can I save with HB21?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eCompared to traditional 400W-600W HID fixtures, HB21 saves 50-60% on energy costs. With motion sensing, additional 75% savings in low-traffic areas—payback typically within 18-24 months.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003eCan I adjust power output after installation?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eYes! Onboard DIP switches allow tool-free adjustment of power (60%\/80%\/100%), color temperature (3 preset ranges), and beam angle (60°\/90°\/120°) anytime after installation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003eIs the finless design really more hygienic?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eAbsolutely. The smooth, finless surface eliminates dust and debris accumulation points, making it ideal for food processing plants, cleanrooms, and environments requiring sanitary conditions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003eWhat is the recommended mounting height?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eHB21 is optimized for 6-15 meter mounting heights. With adjustable beam angles (60°\/90°\/120°), you can achieve optimal coverage for narrow aisles, open warehouses, or mixed layouts.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003eDoes HB21 support dimming?\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003eYes, HB21 comes with a 0-10V dimming standard, with optional DALI-2 and DMX512 control. Smart sensor options (microwave\/PIR\/daylight harvesting) are also available for additional energy savings.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n","brand":"ZCLEDS","offers":[{"title":"120W\/160W\/200W","offer_id":47809377108206,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/1370\/8782\/files\/HB21-160w-low-ugr-high-effciency-highbay-light-with-sensor.png?v=1774337646","url":"https:\/\/www.zcleds.com\/es\/products\/hb21-led-high-bay-light","provider":"ZCLEDS","version":"1.0","type":"link"}