HVAC Accessories

Manufacturer Part Number: M0CTRL64Q-1 M0CTRL64Q-1 is a 20 ft. extension cable for min-split programmable controller M0STAT64Q-1 for easy low voltage connection to the indoor unit Key Specifications Compatible...

Manufacturer Part Number: 49K4301 Lennox 49K4301 Heat Pump Switch, developed primarily for defrost control, is an essential component in heat pump systems. This switch is critical to ensure the efficient operation of heat pumps, particularly during cold...

Manufacturer Part Number: 78M23 Lennox 78M23 discharge line thermostat is designed to monitor the temperature of the air being discharged from an HVAC system. It is compatible with a variety of Lennox units and can be easily installed in the field.The...

Manufacturer Part Number: AQM2200 Siemens AQM2200 is a power module required for use with QPA2282 and QPA2284 sensors.Key FeaturesPackage includes 550-201 RJ-11 18-inch cable Key Specifications Compatible...

Manufacturer Part Number: P474-0401REC Venstar ACC0401REC wireless receiver automatically averages the temperatures it receives from the indoor wireless sensor and reports the average to the thermostat. ACC0401REC is the same as ACC0414REC and...

Manufacturer Part Number: TB-RP5000W This repeater is necessary to bridge communication when Honeywell wireless thermostat cannot be discovered or added to a WEBs-AX controller database due to distance,Be sure all thermostats/repeaters connected to a...

This item is DISCONTINUED/ END-OF-LIFE (EOL). It has been replaced with ETC-211000-000 (please contact us if this recommended replacement is not quite what you need). Manufacturer Part Number: ETC-211000 The Ranco ETC-211000 is a...

Manufacturer Part Number: ETC-211000-000 The Ranco ETC-211000-000 is a microprocessor-based temperature control designed to provide on/off control for commercial heating, cooling, air conditioning, and refrigeration applications. With its wide...

Manufacturer Part Number: ACC0434 The Venstar ACC-0434 RF Wireless Module allows additional local thermostats to be connected to the Venstar Comfort Call (ACC0433) Base Station. Up to four local thermostasts can be connected to one Base Station.Key...

Manufacturer Part Number: SFTHAADDWIRE In applications where additional wiring cannot be run, the Add-A-Wire accessory can be used to add a wire to the thermostat. The accessory is also used to fix a broken wire, to make one thermostat work like two,...

Manufacturer Part Number: AZX6ACCSPLMEL Airzone's AZX6ACCSPLMEL CN105 Splitter allows the MHK2 wireless thermostat to work with Wi-Fi Connectivity for seamless control. It is compatible with Mitsubishi air handlers having CN105 port thus catering for...

USED RETURN: This is an open-box item returned by a customer within our 30-day refund period. Box may be missing or open but item is like new. Item has been inspected and/or tested and is in excellent working condition. Eligible for our 30-day return...