Description
The Siemens 3RT2027-1AN20 is a heavy-duty IEC contactor engineered for dependable motor switching and load control in commercial HVAC and industrial applications. With a 32-amp continuous current rating and a 220V AC coil, this contactor delivers consistent, low-maintenance performance across demanding duty cycles.
Key Features
- 32A rated operational current for motor and resistive load switching
- 220V AC coil voltage for reliable pull-in and hold-in performance
- 1 Normally Open (1NO) and 1 Normally Closed (1NC) integrated auxiliary contacts for control circuit flexibility
- IEC-rated design built to Siemens 3RT SIRIUS series standards
- Compact footprint suitable for panel and DIN rail mounting
- Robust construction for high-cycle HVAC compressor, fan, and pump motor applications
Applications
- HVAC compressor and condenser fan motor control
- Pump and blower motor switching
- Commercial and light industrial motor starters
- Control panel integration requiring auxiliary contact signaling
Product Specifications
- SKU: 3RT2027-1AN20
- Brand: Siemens
- Current Rating: 32A
- Coil Voltage: 220V AC
- Auxiliary Contacts: 1NO / 1NC
- Series: SIRIUS 3RT









