allowing contractors to lock contacts for circuit testing without needing to power the coil

this part is used across many Johnson Controls (JCI) brands

this model is specifically an "open on rise" control

Efficient Thermal Response: Reaches 2102°F in under 17 seconds at 120 VAC

always verify the series number on the valve casting before installation

Trane ACONT302AS42DA Thermostat Els PW 29614 allowing contractors to lock contactsThe Trane ACONT302AS42DA is a high performance 7 day programmable thermostat designed for precise climate control in advanced residential and light commercial HVAC applications. Built for 4 stage heating and 2 stage cooling (4H 2C) configurations, this control interface provides the versatility needed for heat pump systems with auxiliary heat, gas, and electric furnace setups. For field technicians, the ACONT302AS42DA serves as the direct replacement