Best Selling Items

Resideo R8184M1051/U Protectorelay® Oil Burner Control with 45 Second Safety Timing Easy To Install. Reliability You Can Trust. Series 80 Protector...

Packard PRMJ36 Motor Start Capacitor 36-43 MFD 330 VAC These motor start capacitors are dry, electrolytic, non-polarized types for intermittent du...

Supco Q110 DPST 24V Heat Sequencer, Rheem/Ruud/Weatherking Replacement Q Series Sequencer, field proven for controlling the operation of heating el...

Supco IG418 Hot Surface Ignitor - Replacement for Goodman B1401018S 18 gauge copper high temperature fiberglass insulated lead wires Direct replac...

Packard TRCFD5075 TITAN PRO Run Capacitor 50+7.5 MFD 440/370 Volt Round Not all capacitors are built the same. Take it to the PRO level. At 60,000 ...

Supco Q103 24V Heat Sequencer - Replacement for 24A34-3 Q Series Sequencer, field proven for controlling the operation of heating elements and/or b...

Packard PRCFD406A TITAN HD Run Capacitor 40+6 MFD 440/370 Volt Round Packard has received the call to create a USA-made capacitor to provide contra...

Packard TRC25 TITAN PRO Run Capacitor 25 MFD 370 Volt, Round Not all capacitors are built the same. Take it to the PRO level. At 60,000 hours of op...

Packard Titan PRO TRCD405 Run Capacitor 40+5 MFD 370 Volt Round Not all capacitors are built the same. Take it to the PRO level. At 60,000 hours of...

Supco BPV21 BULLET® Piercing Valve - 1/2" & 5/8" O.D. The only valve with a permanent, patented gasket to provide 50 times more sealing area th...

MARS 19003 64 Universal Potential Relay, 395V The MARS refrigeration potential relay service kit has become an industry standard since its intro...

Packard TRCFD255 Titan PRO Run Capacitor 25+5 MFD 440/370 Volt, Round Not all capacitors are built the same. Take it to the PRO level. At 60,000 ho...

Packard PRMJ189 Motor Start Capacitor 189-227 MFD 330 VAC These motor start capacitors are dry, electrolytic, non-polarized types for intermittent...

Supco SFC110170 Fan Cycling Pressure Switch, 110-170 PSI High precision controls at economical prices. These switches are encapsulated nonadjustabl...

Supco 3W1 3-Wire Mechanical Potential Relay and Hard Start Capacitor The 3-Series hard starts provide the service professional with an OEM option w...

Packard Titan Pro TRMJ56 Motor Start Capacitor 53-64 MFD 330 VAC These motor start capacitors are dry, electrolytic, non-polarized types for inter...

Supco Linebacker LCD35+6X440R Round Dual Run Capacitor Engineered by an ISO manufacturer with over twenty years' experience in OEM capacitor fabri...

Supco Linebacker LCD45+7.5X440R Round Dual Run Capacitor Engineered by an ISO manufacturer with over twenty years' experience in OEM capacitor fabr...

Supco IAQ1040 Fan Cycle Timer The Fan Cycle Timer accurately cycles HVAC evaporator and furnace fans through low voltage thermostat connections. Wh...

Supco SF4450 Replacement Valve Core (25 Pieces) Valve core with teflon seal, compatible with most refrigerants. Valve core with neoprene seal comp...

MARS 19166 166 HVAC Potential Relay, 420V MARS series relays are manufactured for the HVAC industry. These relays meet all requirements for orig...