Pneumatic Room Thermostat Retrofit Kit With Single Set Point, Direct Acting, Celsius Scale, Beige, Swap Out Old T-4002 And TP970 Series For Powerstar TH192 TH194, Replaces Johnson Controls T-4002-201/203 And Honeywell TP970A2234 And TP970A2020

Pneumatic Room Thermostat Retrofit Kit for TH192/TH194
✔️ Replaces T-4002/TP970 with Celsius scale; beige, single kit

The Pneumatic Room Thermostat Retrofit Kit updates legacy single-set-point, direct-acting Celsius thermostats to the Powerstar TH192/TH194 control. It replaces older models such as Johnson Controls T-4002-201/203 and Honeywell TP970A2234/TP970A2020 with a Celsius scale and beige housing, making retrofits quick and reliable.

✅ Replaces Johnson Controls T-4002-201/203 and Honeywell TP970A2234/TP970A2020
✅ Converts most single-set-point direct-acting Celsius thermostats to Powerstar TH192/TH194
✅ Direct acting, two-pipe, single set point device with Celsius scale
✅ Includes configurable cover to conceal or expose set point adjustments and thermometer
✅ Beige housing for easy room integration

💡 What is a pneumatic room thermostat retrofit kit used for in HVAC control systems?

This handy upgrade keeps your existing piping while modernizing the control system for Powerstar TH192/TH194.

- Upgrades legacy pneumatic thermostats to Powerstar TH192/TH194 - Replaces T-4002-201/203 and TP970A2234/TP970A2020 with Celsius scale - Maintains single-set-point direct-acting operation - Improves setpoint visibility and ease of maintenance ✝️