Description
This Keystone Smart Safe constant wattage LED emergency back-up driver provides reliable emergency illumination for commercial and institutional applications. With its compact 1-piece enclosure and standard side exit wire leads, it offers seamless integration into existing LED fixtures without requiring additional components. The maintenance-free LiFePO4 battery technology ensures dependable performance during power outages while the built-in protection features safeguard against electrical faults.
- 4W constant wattage output with 400 lumen nominal output for adequate emergency lighting
- 90-minute emergency operation time meets code requirements for safe building evacuation
- 120-277Vac input voltage range accommodates various electrical systems
- 12-55 Vdc output voltage range with 73-333mA current for LED compatibility
- Maintenance-free LiFePO4 battery with 24-hour recharge time and 50,000 hour life rating
- Operating temperature range of 32°F to 140°F for reliable performance in diverse environments
- Comprehensive protection including over voltage, over current, short circuit, and over temperature
- UL 924 listed for emergency lighting applications with 5-year warranty
- Compact 1-piece enclosure design simplifies installation and reduces wiring complexity
- Class 2 compliant output ensures safe operation in accordance with electrical codes
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