Most failures occur due to system vibration leading to stress cracks

fitting a wide range of packaged units and air handlers

Why did my original TRR0615 fail

It functions effectively in retrofit applications where a third cooling stage is added

Johnson Controls TEC3630-14-000 Thermostat Els PW 17895 Most failures occur due toThe Johnson Controls TEC3630 14 000 is an enterprise grade networked thermostat controller designed for seamless integration into BACnet MS TP or N2 building automation systems (BAS). As a professional tier RTU Heat Pump thermostat, it provides precision control for single or two stage conventional rooftop units and heat pump systems with economizer support. This model is the high performance direct replacement for legacy units including the TEC2602