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Dual-lite UFO-PSMH400 200-400W PSMH Backup Ballast

6.50 LBS
Ships within 24 to 48 hours. Product may be out-of-stock or back-ordered without notice. Please call for immediate availability.

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Product Description

This ballast is UNAVAILABLE, Please contact us for a suite replacement.


Imagine walking down the hallway of an office building and suddenly the lights go out. There's a generator located somewhere, but you're not sure where. It's only a matter of time before panic possible chaos from patrons begins as the reality of the situation set in. This possible scenario will be avoided by purchasing our Dual-lite brand Pulse Start Metal Halide ballast. 

The UFO-PSMH400 model is built for buildings or facilites that have a generator on stand by. In the event of a power outage, this ballast will provide 2 minutes of emergency power and works in tandem with your power source to avoid immediate extinguishing of light.


  • Ballast Type: Emergency
  • Lamp Wattage: 200-400W
  • Input Wattage: 9W
  • Dual Voltage (120/277), 50/60Hz cycles
  • Operates: One pulse start metal halide lamp
  • Maintains HID lamp arc for up to 2-minutes!
  • UL 924 listed
  • Min/Max Temp: 32° to 131°F
  • 5-year full warranty

Call our amazing ballast guys for the best price!


The UFO-PSMH400 will maintain the arc of a 100-175 watt pulse start HID lamp during sudden power losses. If the power failure continues, the arc keeper allows your emergency DC generator enough time to warm up before switching over to the emergency circuit.

External Specifications

Our UFO-PSMH400 has a low profile steel casing finished with an anti-corrosive white powder coat. A charging indicator light on the side of the housing allows for constant battery monitoring. This HID backup ballast has three convenient mounting holes on each end for easy attachment to the fixture or remote transformer box.

Electrical Specifications

  • Lamp wattage: 200-400W
  • Input wattage: 6W
  • Battery charging current: 100 mA
  • Dual-tap 120 or 277vAC, 60 Hz
  • Emergency runtime: 2 minutes
  • Recharge time: 24 hours
  • 12V 1.5 Ah nickel-cadmium (ni-cd) battery with 7-10 year lifespan
  • High frequency inverter ballast
  • Voltage monitoring circuits


  • Width: 12.25”
  • Height: 7.25”
  • Depth: 1.75”


  • UL 924 Listed (Auxiliary Lighting)
  • UL Damp Location Listed
  • NFPA 101 Life Safety Code
  • NFPA 70 National Electrical Code

Contact our expert customer service team for more information about this ballast, today! The Ballast Co. is open 24 hours, 7 days a week. Our expert staff is available for questions and/or sales at (800) 887-9957 or sales@servc.com

Warranty Information

This emergency device is warranted for five (5) full years from the date of purchase. This warranty will only cover properly-installed transformers used under NEC guidelines. During the warranty period, the manufacturer will repair or replace without charge to the user.

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Ballasts.com an Unlimited Lights LLC Company 3000 Old Alabama Rd
STE 119-423
Alpharetta GA 30022
+1 (800) 887-9957

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