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URCO810RC--4 'N 1 HARD START 1/12-1/5 HP

110 to 125 VAC Solid-state Hardstart Relay, includes relay, overload, start and run capacitor. Used on refrigeration systems without run capacitors. Rated for 1/12 HP to 1/5 HP compressors. Maximum RLA 4.05 Amps. This kit includes a new run capacitor.


  • Designed for modern high efficiency compressors
  • Easy mount clip for quick installation
  • Helps older compressors start and run cooler
  • Ideal solution for replacing all four components in a system with a run capacitor
  • Prevents low voltage starting problems
  • Wire Designations - White/Start, Black/Common, Red/Run
  • WARNING: Prop 65 info
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Mounting: Push-on
HP rating: 1/12 - 1/5 hp
Voltage (VAC): 115
Run capacitor: 12.5 uF
Capacitance: 145 to 175 MFD
Maximum Continuous RLA: 4.05A
Replaces current type relays
Works on "RSIR", "CSIR", "PSC" and "CSR" compressors
Light commercial refrigeration compressors to 1/5 hp
Domestic refrigerator compressors to 1/5 hp
SDS Product Sheets Cross Reference Information
no entry URCO810RC_prd_001.pdf
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Manuals Application Sheets Software
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No Cross Reference Available

No Accessories Available

What size 3 in 1 should I choose?: Sizing is based on the HP rating of the compressor, and the continuous running amperage.
What is the difference between the RCO and URCO series? : The URCO has an additional set of leads to accommodate a run capacitor.