Fluorescent Emergency Ballast – 120/277V, T5/T8/T12 Compatible, 1400 Lumens | UL 924
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Fluorescent Emergency Ballast – 120/277V, T5/T8/T12 Compatible, 1400 Lumens | UL 924
This fluorescent emergency ballast allows a fixture to operate in both normal and emergency modes. During power failure, it switches to battery operation and powers one or two lamps for 90 minutes at up to 1400 lumens. Compatible with many T5, T8, and T12 fluorescent lamps, it features a compact steel case, high-temperature NiCad battery, test switch, and indicator light. Suitable for factory or retrofit installation.
Note: In 2-lamp operation, lumens are split equally between the two lamps. For LED retrofit compatibility, contact the lamp manufacturer.
Specs, documents, buying checks, accessories, and FAQs are organized below from product fields for easier review.
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- UL 924
- NFPA 101
- LED
- Emergency
- Ballasts
Documents
Fluorescent Emergency Ballast – 1400 Lumen Output, 120/277V, UL 924 Listed
This fluorescent emergency ballast allows a fixture to operate in both normal and emergency modes. During power failure, it switches to battery operation and powers one or two lamps for 90 minutes at up to 1400 lumens. Compatible with many T5, T8, and T12 fluorescent lamps, it features a compact steel case, high-temperature NiCad battery, test switch, and indicator light. Suitable for factory or retrofit installation. Download Fluorescent Emergency Ballast Spec Sheet (PDF)
Lamp Compatibility Chart
Lamp Type Wattage (W) Initial Lumens (1 Lamp) Initial Lumens (2 Lamps) T5 14 900 950 T5 21 1050 1100 T5 28 1150 1225 T5 35 1200 — T5HO 24 1100 1200 T5HO 54 1350 1400 T5HO 39 1200 1300 T8 17 1000 1100 T8 25 1100 1200 T8 28 1150 1250 T8 32 1300 1350 T8 40 1350 1400 T8HO 44 1350 — T8 51 1400 — T8 59 1400 — T8HO 86 1400 — T12 20 700 800 T12 25 750 800 T12 30 800 — T12 34 850 975 T12 40 950 1050 T12 75 1300 — T12HO 95 1400 — T12HO 110 1400 — T12HO 160 1400 — T12HO 215 1400 — Note: In 2-lamp operation, lumens are split equally between the two lamps. For LED retrofit compatibility, contact the lamp manufacturer.
Features & Benefits
- UL 924 Listed for factory or field installation
- Operates one or two lamps for 90 minutes in emergency mode
- Delivers 700–1400 lumens total depending on lamp configuration
- Compatible with T5, T8, T12 fluorescent lamps (see chart)
- High-temperature, maintenance-free NiCad battery
- Includes test switch and charge indicator light
Electrical Specifications
- Input Voltage: 120/277V, 60Hz
- Input Power: 3.3 watts
- Battery: NiCad, sealed, maintenance-free
- Operating Temperature: 0°C to 50°C (32°F to 122°F)
Installation
- Mounts in wireway or on top of fluorescent fixture
- Remote mounting up to 50 feet (max)
- Suitable for indoor use (not for heated air or hazardous fixtures)
Housing / Dimensions
- Durable painted steel housing
- Length: 13.3”, Width: 2.4”, Height: 1.5”
- Mounting Center: 12.8”
Compliance & Warranty
- Meets UL 924, NEC, and NFPA 101 requirements
- 5-year limited warranty
Which lamps are compatible?
Compatible with T5, T5HO, T8, T12, and T12HO fluorescent lamps up to 215W. See the lamp compatibility chart for lumen output per type.
Can I power two lamps?
Yes. In two-lamp mode, lumen output is split evenly between both lamps (e.g., 1400 lm = 700 lm per lamp).
Is this suitable for LED tubes?
Some LED retrofit tubes are compatible. Contact the LED lamp manufacturer for confirmation.
Compliance notes
- Confirm final fixture placement, runtime, and local AHJ acceptance for the project.