S55180-A157 | SSE161.05U | 0-10V, Normally Closed, Fail in Place, Zone Valve Actuator | Siemens Building Technology

The NCO-S55180-A157 from Siemens Building Technology is a 24Vac 0-10 Vdc Actuator, designed for precise control of HVAC systems. It features a compact design, making it suitable for installations with limited space. The actuator's NSR NC (Normally Spring Return Normally Closed) configuration provides reliable and fail-safe operation. The Siemens NCO-S55180-A157 is engineered with precision and quality, ensuring optimal performance and longevity. Technical Specifications: • Model: NCO-S55180-A157 • Brand: Siemens Building Technology • Type: Actuator • Voltage: 24Vac • Signal: 0-10 Vdc • Configuration: NSR NC (Normally Spring Return Normally Closed) Benefits: • Precise control of HVAC systems • Compact design for easy installation • Reliable and fail-safe operation • Engineered for optimal performance and longevity Our HVAC supply store has the best prices and fastest shipping for all your automation and control needs! SSE Series electronic zone valve actuator, 24 Vac/dc, normally closed, 0 to 10 Vdc control signal, fail in place. Works with Siemens 599 Series zone valves with 1/10-inch (2.5 mm) stroke. UL listed for plenum installations, manual override, with LED visual position indication.