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Hatch MC20-1-F-UNNU Standard 20W Elec MH Ballast - Feet

0.70 LBS
Calculated at checkout

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Product Description

If you have some outdoor wallpacks that are on the fritz, the 20W Mini metal halide electronic ballast from Hatch is the solution you have been waiting for! Its lightweight mini case resembles a low profile CFL transformer, and weighs in at only a fraction of older magnetic MH transformers.

The MC20-1-F-UNNU includes a safety shutdown switch that automatically deactivates the unit when it reaches its temperature threshold, classifying it as a Class P thermal protected device. This electronic ballast works on a voltage range of 120 through 277VAC making it applicable to nearly any commercial or residential building in the country.

Call our electronic ballast nerds!


  • Lamp type: Metal Halide
  • Ballast type: Electronic
  • Wattage: 20W
  • Universal voltage 120-277vAC input
  • Frequency: 50/60 HZ
  • Operates a single (ANSI) MC156 bulb
  • 95% power factor saves you a lot on energy costs! 
  • THD is less than 10% - for quiet operation
  • Microprocessor operated controller Longer Life Span of Lamp
  • Min/Max temp: -22°F to 176°F
  • 5 year warranty


The MC20-1-F-UNNU ultra nano slim electronic HID ballast can be used in exhibition halls and the entranceways to hotels and apartments. This Mini universal voltage ballast features metal mounting feet tabs that allow the ballast to attach directly to the luminaire or remotely concealed within a wall.  

External Specifications

The MC20-1-F-UNNU ballast has an Outdoor Type 1 rated metal case and can be mounted using the two protruding "feet" on either side of the box. This style features 8” lead tap connectors protruding from one side of the case. This solid state HID ballast has a transient protection rating in accordance with ANSI C62.41 for Category A locations.


  • Microprocessor controller ensure safe shutdown and hot lamp re-strike ability
  • Lamp wattage: 70W
  • Universal voltage: 120-277V
  • Operating frequency: 50/60 HZ
  • Line voltage regulation: ± 5% 
  • Power factor is greater than 0.95
  • Total harmonic distortion (THD): less than 10%
  • Lamp operating frequency: 165Hz Square Wave
  • Crest factor: 1.3
  • Thermal overload protection (TOL)
  • Open and short circuit protection
  • Transient voltage, inrush current and ignition failure protection


  • Width: 3.26"
  • Depth: 2.96"
  • Height: 1.21"


  • RoHS Compliant
  • cUL Listed for the United States and Canada 
  • UL Type 1, Outdoor rated
  • RoHS Compliant
  • FCC Part 18 Class B
  • ANSI C62.41 Cat A

Warranty Information

The manufacturer warrants that Electronic HID ballasts sold by Ballasts.com are defect-free in both the material used and workmanship for a time period of up to 5-Years (depending on the options and date of invoice) when operated no more than 12 hours per day.

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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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