Keystone KT-EMRG-LED-5C-500-EN/DF LED Emergency Driver – 5W 500lm Dual Flex
The Keystone Technologies KT-EMRG-LED-5C-500-EN/DF is a one-piece constant-wattage LED emergency back-up driver with dual flex conduit. It delivers 5W (~500 lumens) for at least 90 minutes on universal 120–277Vac, with integrated LiFePO4 battery, CEC Title 20 compliance, and UL 924 listing for field or factory installation.
Key Features
- 5W constant-wattage LED emergency driver (~500 lumens)
- One-piece enclosure with dual flex conduit (½" knockout compatible)
- Minimum 90-minute emergency operation
- Universal 120–277Vac ±10% input; Class 2 20–60Vdc output
- LiFePO4 maintenance-free battery (9.6Vdc, 3-cell)
- CEC Title 20 compliant; UL 924 / CSA C22.2 No. 141
- Test switch, charging indicator, and wall plate included
- 3A max pass-through current
- Suitable for dry and damp locations
- 5-year manufacturer warranty
Specifications
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Model / Order Code: KT-EMRG-LED-5C-500-EN/DF (IP)
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Brand: Keystone Technologies
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Type: Constant-wattage LED emergency back-up, dual flex
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Max Output Power: 5W (~500 lm @ ~100 lm/W)
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Input Voltage: 120–277Vac ±10%
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Frequency: 50/60 Hz
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Power Factor: ≥0.5
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Max Input Current: 0.050A @120V / 0.035A @240V / 0.030A @277V
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Output Voltage: 20–60Vdc Class 2
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Output Current: 250–86mA
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Emergency Runtime: 90 minutes
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Battery: LiFePO4, 9.6Vdc, 3-cell
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Pass-Through Current: 3A max
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Dimensions: Approx. 9.50" L × 2.30" W × 1.18" H (one-piece)
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Operating Temperature: 32°F to 131°F (0°C to 55°C)
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Location: Dry / damp
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Certifications: UL 924, CEC Title 20, FCC Part 15 Class B
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Warranty: 5-Year
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Pack Qty: 1
KT-EMRG-LED-5C-500-EN/DF spec sheet
Compatible Loads / Fixtures
- Constant-current Class 2 LED loads in the 20–60Vdc / 5W emergency range
- Fixtures with ½" knockouts for dual-flex conduit installation
- Switched or unswitched luminaires with an unswitched hot for charging
- Confirm LED Vf and current before installation
Compatible With / Replaces
- Other 5W ~500lm dual-flex LED emergency drivers
- Keystone SmartSafe EN/DF 5W family units
- One-piece CEC-compliant LED emergency packs of similar output
Common Applications
- Troffers, panels, and linear LED fixtures needing emergency backup
- Commercial buildings requiring CEC Title 20 compliant emergency drivers
- Field or factory UL 924 emergency conversions
- Offices, schools, retail, and healthcare lighting
Why Buy from Keystone Technologies?
- One-piece dual-flex design for faster conduit installs
- CEC Title 20 and UL 924 compliance
- LiFePO4 battery with 90-minute emergency runtime
- 5-year manufacturer warranty
Why Buy from LeanLight?
- Fast & free shipping on every order (ships from Georgia)
- Volume and project discounts available
- 30-day satisfaction guarantee with easy returns
- Georgia-based lighting specialists since 2008
