Siemens Industrial Controls 3RV2021-4CA10 Motor Starter R-134A The Johnson Controls P499RCP-105 is

The Johnson Controls P499RCP-105 is a high-performance electronic pressure transducer engineered specifically for the rigors of commercial refrigeration and HVAC applications

effectively purging air and non-condensable gases to prevent air binding in main drip stations

it requires a 10 MFD / 370V capacitor to ensure proper startup torque and optimal efficiency during the cooling cycle

making it a versatile OEM replacement motor for facility maintenance and commercial contractors

Whether performing a routine furnace draft inducer replacement or addressing a failure in a Trane rooftop unit

Siemens Industrial Controls 3RV2021-4CA10 Motor Starter R-134A The Johnson Controls P499RCP-105 isThe Siemens 3RV2021 4CA10 is a heavy duty SIRIUS 3RV2 motor starter protector engineered for precise motor protection and switching in industrial load feeders. This size S0 manual motor starter features a wide thermal adjustment range of 17 22A, allowing for exact calibration to the motor's Full Load Amps (FLA) via the integrated rotary handle. Designed for three phase motors up to 11kW at 400V, it provides reliable Class 10 overload trip