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Hatch HR2100BF Legacy 21W CFL Ballast - 120V - Bottom Feed

0.44 LBS
Calculated at checkout

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Product Description

The compact lighting units in your facility or building require a certain amount of power to last as long as possible. Also, those lamps should be able reach their potential of providing the best radiance in high and low temperatures. Our Hatch brand electronic preheat ballast is a great choice for your solution.

The HR2100BF model operates CFL (4-pin) fixtures and doesn’t require starting aid. It’s compact design is moisture and vibration protected in a steel casing. It’s flicker-free operation and low noise operation makes for energy efficient installation.

Call our amazing ballast guys for the best price!


  • Automatic Hot Lamp Restart
  • Start Method: Preheat Start
  • UL 935 Listed for high efficiency electronic ballasts
  • Reduced Noise “A” Sound Rating
  • High energy efficient
  • 100 percent factory tested and quality assured
  • Mounting Studs and Side Feed Wiring Leads Available


This compact preheat start ballasts comes with bottom feed mounting studs for easy installation within your compact fluorescent luminaire. With being sealed from moisture and vibration, this ballasts is great for both hot and cold temperature locations. It’s great for outdoor areas and indoor facilities. 

External Specifications

Constructed in industry grade steel, this compact ballasts comes in standard white finish. It’s included with bottom feed for simple wiring and installation. Quality wiring leads for both input and output currents with moisture and shock resistant body. Low harmonic distortion factor contributes mightily to noise reduction in during operation.


Electrical Specifications

  • Operating voltage of 277V at 60 Hz
  • High Power Factor of 0.99
  • Low harmonic distortion
  • High frequency operation
  • Operating frequency of 50 KHz


  • RoHS Compliant
  • UL 935 Listed
  • Energy Star Rated
  • FCC Part 18 Class B
  • ANSI C62.41 Cat A

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 ballasts is under warranty for a term of three (3) years. Only defective products are covered. We do not offer coverage for step down devices that are abuse, weathered, or physically damaged.

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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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