Siemens Industrial Controls 3RT2038-1AC20 Circuit breaker 326070-701 Always verify the part number

Always verify the part number against the unit’s data plate

the BTSDL01 is specifically designed to upload the correct shared data required to clear d0 communication errors on compatible units

Replacing a worn or failed motor with the correct OEM component helps improve airflow

Contractor Friendly: Polarity insensitive sensing and standard 1/4" quick-connect terminals simplify the upgrade or replacement process

Siemens Industrial Controls 3RT2038-1AC20 Circuit breaker 326070-701 Always verify the part numberThe Siemens 3RT2038 1AC20 is a heavy duty SIRIUS S2 power contactor designed for demanding commercial and industrial HVACR applications. Engineered for switching motors and inductive loads in the AC 3e AC 3 category, this 3 pole unit provides a robust 65A rated current (80A in specific AC 3 applications) and is suitable for power ratings up to 37 kW at 400V. The integrated 24V AC 50 60 Hz coil ensures compatibility with standard low voltage control