Armstrong Furnace ASTAT503-1 Outdoor Thermostat 326058-756 Designed for universal application

Designed for universal application

and a 54 cu-ft/hr displacement for consistent mass flow

By diverting water away from the motor ventilation ports and wiring terminals

verifying the L140-40F specification is vital to maintaining system integrity

Armstrong Furnace ASTAT503-1 Outdoor Thermostat 326058-756 Designed for universal applicationThe Armstrong Furnace ASTAT503 1 Outdoor Thermostat is a critical OEM replacement part designed to optimize the performance of heat pump applications and split system enhanced heat pumps. Engineered for outdoor temperature sensing, this device features an electrical rating of 120 240V, 5 full load amps, and 20 lock rotor amps, ensuring robust operation in demanding environments. By monitoring ambient air, the ASTAT503 1 accurately manages the