Johnson Controls A19AAA-40 Temperature Control Els PW 17895 High-Altitude Compatibility: Designed to maintain

High-Altitude Compatibility: Designed to maintain accurate trip points in challenging venting environments

solid-state output for seamless integration into building automation systems and industrial motor control circuits

This sensor is the direct aftermarket replacement for discontinued part numbers THT1220 and 1NT21L-2162

The Honeywell 316134B kit typically includes the main diaphragm assembly

Solid State Reliability: No moving parts means increased resistance to vibration and environmental wear compared to mechanical relays

Johnson Controls A19AAA-40 Temperature Control Els PW 17895 High-Altitude Compatibility: Designed to maintainThe Johnson Controls A19AAA 40 is a heavy duty, single stage remote bulb thermostat designed for precision temperature regulation in demanding HVACR environments. Engineered with a liquid filled sensing element, this control provides consistent "repeat" accuracy that remains unaffected by barometric pressure or cross ambient temperature fluctuations. This specific model features a temperature range of 20? F to 80? F (? 5? C to 28? C), making it an