LED Emergency Battery Backup LED Driver – Round High Bays (UFO Series), Self-Testing, UL 924

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LED Emergency Battery Backup Driver – GLD-EM-UFO Series

Designed specifically for UFO and high-bay LED luminaires, the GLD-EM-UFO Series emergency drivers deliver constant emergency output during power loss while maintaining seamless integration with modern LED high-bay fixtures.

These self-testing emergency drivers automatically perform monthly and annual diagnostic tests, reducing maintenance labor while ensuring ongoing code compliance. With high emergency output options (25W or 40W) and a wide input voltage range, the GLD-EM-UFO Series is ideal for industrial, warehouse, gymnasium, and large-space commercial applications.

A built-in junction box, optional wireless remote testing, and rugged metal housing make installation straightforward in both field retrofit and new construction environments.

Backed by a 5-year warranty, this series is engineered for demanding ceiling heights and mission-critical emergency egress lighting.

Key Features

Emergency Power Output

Available in:

• GLD-EM-UFO-2517: 25W 

• GLD-EM-UFO-4017: 40W 

Universal Input Voltage

• 100–347Vac, 50/60Hz

• Compatible with most commercial and industrial LED drivers

Self-Testing Diagnostics

• Automatic monthly 30-second test

• Automatic annual 90-minute test

• LED indicator for system status and fault alerts

• Optional wireless remote testing (98 ft range)

High-Reliability Lithium-Ion Battery

• Over-temperature protection

• Over-charge protection

• Over-discharge protection

Fast Recharge

• Full recharge in 24 hours

Emergency Runtime

• 90 minutes (1.5 hours) minimum

Installation-Ready Design

• Built-in integrated junction box

• Suitable for field or factory installation

• Designed for UFO and high-bay fixtures

Environmental & Safety Ratings

• Damp location rated

• Plenum-rated

• Surge protection: 3kV (Line-Neutral)

Warranty

• 5-Year Warranty covering battery, driver, and electronics

Ideal Applications

• UFO high-bay fixtures

• Linear high-bays

• Warehouses & distribution centers

• Manufacturing facilities

• Gymnasiums & big-box retail

• High-ceiling commercial spaces

Performance Summary

• Input Voltage: 100–347Vac

• Emergency Output Power: 25W or 40W

• Output Voltage: 170Vdc

• Recharge Power: 12W max

• Battery Type: Lithium-Ion

• Discharge Time: 90 minutes

• Operating Temperature: 32°F–122°F (0°C–50°C)

• Surge Protection: 3kV (L-N)

• Certifications: UL Listed (US & Canada), UL 924, CSA C22.2

• Compliance: NFPA 101, CEC, Title 20