Siemens Industrial Controls 3SU1400-1AA10-1CA0 Contact Block R-407A The color-coded primary leads simplify

The color-coded primary leads simplify field voltage step-down wiring—typically using the white wire as common and selecting the black (120V)

This unit utilizes a standard 48 frame (approx

it eliminates the need for belt adjustments

Field testing confirms that using the Lennox 21709 ensures seamless fitment without the clearance issues often found with aftermarket "universal" alternatives

Versatile Compatibility: User-selectable output signals (mA or Volts) allow this single unit to stock for multiple job site requirements

Siemens Industrial Controls 3SU1400-1AA10-1CA0 Contact Block R-407A The color-coded primary leads simplifyThe Siemens 3SU1400 1AA10 1CA0 is a high performance SIRIUS ACT contact module engineered for reliable operation in demanding industrial control environments. This 1NC contact block features positive opening functionality, ensuring safety critical circuits are effectively interrupted when required. Designed for front plate mounting, the unit integrates seamlessly into 22mm control stations and operator interfaces. With a 10A thermal current rating and