Siemens Industrial Controls 3RH2911-1BA10 Switch 321142-301 Compact Footprint: The microcomputer-based design

Compact Footprint: The microcomputer-based design and integral heatsink reduce panel space requirements and simplify installation labor

providing a reliable mechanical seal that minimizes leak potential in high-pressure R-410A systems

capable of withstanding temperatures up to 1500°F

It serves as the direct replacement for Reznor 55681

The black pigmentation is specifically formulated for UV resistance

Siemens Industrial Controls 3RH2911-1BA10 Switch 321142-301 Compact Footprint: The microcomputer-based designThe Siemens 3RH2911 1BA10 is a heavy duty SIRIUS auxiliary switch block designed for seamless front mounting on 3RT2 series contactors and 3RH2 contactor relays. Engineered for industrial motor control environments, this single pole 1NO auxiliary contact provides critical feedback signaling and interlocking capabilities across frame sizes S00 through S3. Featuring high conductivity copper alloy screw terminals, it ensures a gas tight, vibration