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Keystone MH-50X-Q-KIT HPF Metal Halide 50W 4T Ballast Kit

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

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Product Description

Wanna save a lot of money? All Keystone Ballast orders over $100 qualify for deep discounts, saving you up to $12 per ballast!

Call 800.887.9957 to get your special pricing locked in today!



The Keystone MH-50X-Q-KIT HPF Metal Halide ballast operates Quad lamps at 120/208/240/277 at 120V This ballast is great for areas that require normal lighting! Program Start ballast is typically used in offices, board rooms, and retail. Also operates F28T5/HE,F21T5/HE, and F14T5/HE lamps.






  • Type: Standard Metal Halide
  • Start Method:Program Start
  • Parallel Lamp Connection Series
  • Lamp: Qusd lamps
  • Input Voltage: 120/208/240/277 vAC


  • Min/Max Temp: 0° to 90° C
  • Sound Rated Class A housing
  • Incredibly efficient 96% power factor
  • 2 year warranty


  • Width: 1.35"                                                                 
  • Height: 1.06"
  • Length: 9.45"
  • Mounting Height: 8.96"



  • Meets FCC Part 18 (Class A) Non-Consumer Limits
  • Lamp end-of-life protected
  • FCC Part 18 Class A (Non-consumer)
  • Transient Protection Meets ANSI/IEEEC62.41 Cat. A




Warranty Information

Three-year warranty.

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STE 119-423
Alpharetta GA 30022
+1 (800) 887-9957

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