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Standard Electrical Interface: Operates on a standard 24V AC circuit with common spade terminals for fast wiring
Streamlined Aesthetic: Provides a clean
Its integrated mounting bracket facilitates a secure fit
It acts as a lockout mechanism to manage the transition between the primary heat pump and auxiliary electric or gas heat based on outdoor ambient temperature
Johnson Controls T-4003-203 Thermostat Els PW 17895 Standard Electrical Interface: Operates onThe Johnson Controls T 4003 203 is a high volume output submaster pneumatic thermostat engineered for precise proportional control in complex HVAC systems. Designed for reverse acting operation, this unit utilizes horizontal mounting and is specifically calibrated for applications where a remote master controller resets the setpoint based on external variables like outdoor air temperature. With a massive 400 SCIM flow capacity and a low 20 SCIM air
