Marvair 70369 Sensor R-448A the Siemens 3RT2025-1AC20 Contactor offers

the Siemens 3RT2025-1AC20 Contactor offers the rugged reliability expected from the SIRIUS G2 series

Optimized Power Density: The 40VA rating provides sufficient overhead for multi-stage systems and auxiliary accessories without excessive heat generation

technicians often pair this valve with 028-12961 series O-rings to ensure a leak-proof seal at the SAE threaded interfaces

Versatile Actuation: The LRB120-3 120V actuator offers non-fail safe operation with a 90-second run time for stable system response

it supports a maximum working pressure of 406 psig and operates within a temperature range of -58°F to 284°F

Marvair 70369 Sensor R-448A the Siemens 3RT2025-1AC20 Contactor offersThe Marvair 70369 Freeze Stat Sensor is a critical NTC 10k ohm thermistor designed for precision monitoring in wall mounted HVAC systems. Engineered to detect evaporator coil temperatures ranging from 40F to 70F, this OEM freeze thermostat sensor integrates directly with control boards like the Marvair 70281 to prevent compressor damage during low ambient operation. By providing real time data to the system controller, it triggers a shutdown if the