FAST-STAT Three Wire Plus Common C Connection Thermostat Wire Extender

• Adds three wires and a common 'C' connection to a thermostat cable
• For upgrading from single stage heating to 2-stage heating and air conditioning
• Allows R, C, W1, W2, Y, and G to operate over a 2-wire thermostat cable

Install Instructions

Adds a common and three control wires to a thermostat cable. Lifetime Free Replacement Warranty. For technical support, please call 1-800-775-4750.