Siemens (Powers) universal retro-fit kits are designed to convert existing pneumatic thermostats to TH192 thermostats. They include all of the hardware needed, fittings, a wall plate and a Desert Beige cover.

Siemens (Powers) retro-fit kit for 192-204 thermostats. They include all of the hardware needed, fittings, a wall plate and a Desert Beige cover.

Siemens (Powers) retro-fit kit for TK-18 direct acting thermostats. They include all of the hardware needed, fittings, a wall plate, a thermostat chassis and a Desert Beige cover.

Siemens (Powers) retro-fit kit for TK-19 reverse acting thermostats. They include all of the hardware needed, fittings, a wall plate, a thermostat chassis and a Desert Beige cover.

Siemens (Powers) multi-input receiver-controller retro-fit kit. This kit replaces the existing unit to RC195 receiver-controllers and controls temperature, humidity, and pressure on mechanical equipment.

Siemens (Powers) retro-fit thermostat chassis only for Honeywell TP971A series thermostat with day (direct acting) 13 psi and night (direct acting) 18 psi.

Siemens (Powers) retro-fit thermostat chassis only for Johnson/Controls T-4506 series thermostats with day (direct acting) 15 psi and night (direct acting) 20 psi.

Siemens (Powers) retro-fit thermostat chassis only for Honeywell TP972A series thermostats with heat (direct acting) 18 psi and cool (direct acting) 13 psi.

Siemens (Powers) retro-fit thermostat chassis only for Johnson/Controls T-4756 series thermostats with heat (direct acting) 20 psi and cool (direct acting) 15 psi.

Siemens (Powers) complete retro-fit thermostat kit for Honeywell TP971A series thermostats with Day 13 psi and Night (DA) 18 psi. The complete kit includes thermostat, cover, wall plate, and all hardware to install.

Siemens (Powers) complete retro-fit thermostat kit for Johnson Controls T-4506 series thermostats with Day (DA) 15 psi and Night (DA) 20 psi. The complete kit includes thermostat, cover, wall plate, and all hardware to install.

Siemens (Powers) complete retro-fit thermostat kit for Johnson Controls T-4506 series thermostats with Day (RA) 15 psi and Night (RA) 20 psi. The complete kit includes thermostat, cover, wall plate, and all hardware to install.

Siemens (Powers) complete retro-fit thermostat kit for Honeywell TP972A series thermostats with Heat (DA) 15 psi and Cool (RA) 13 psi. The complete kit includes thermostat, cover, wall plate, and all hardware to install.

Siemens (Powers) complete retro-fit thermostat kit for Johnson Controls T-4756 series thermostats with Heat (DA) 20 psi and Cool (RA) 15 psi. The complete kit includes thermostat, cover, wall plate, and all hardware to install.

Honeywell modernization kit for one and three pipe TP970 thermostats.

Johnson Controls bakelite back adaptor, for single temperature vertical instruments with one pipehead adaptor.