Siemens Building Technology 194-3042 Retrostat 321702-401 Direct OEM Fit: Ensures perfect

Direct OEM Fit: Ensures perfect alignment with the secondary heat exchanger and inducer motor housing without field modification

Measuring with a 7

As a genuine 100171946 Lochinvar part

Fail-Safe Design: The spring return actuator ensures the damper seals tight whenever the system is inactive

it features a factory-calibrated bimetal sensor for consistent response times

Siemens Building Technology 194-3042 Retrostat 321702-401 Direct OEM Fit: Ensures perfectThe Siemens Building Technology 194 3042 is a specialized pneumatic hot water retrostat kit engineered for day night (D N) temperature control in legacy hydronic HVAC systems. Designed specifically for direct acting (DA) pneumatic signals, this kit provides a seamless path for Powers pneumatic thermostat replacement in commercial and institutional facilities. The 194 3042 facilitates dual setpoint operation, allowing for automated switching between