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High Seat Force: The 180 lb-in torque rating ensures reliable shut-off against high differential pressures in chilled water and steam systems
Universal Flange Design: Features a 7-bolt mounting pattern for high compatibility with various compressor models
Extended 30-Foot Reach: The pre-terminated 30' cable simplifies routing through complex mechanical rooms and panel conduit
providing stable power distribution to compressor modules and EXV controllers
making it a staple for contractors requiring a 7-day programmable timer that can withstand rigorous field use
Siemens Building Technology QAA2230.EWSN Sensor 318518-761 High Seat Force: The 180The Siemens Building Technology QAA2230. EWSN is a professional grade room temperature sensor engineered for precise environmental monitoring in commercial and industrial HVAC applications. This 10k Ohm Type 2 thermistor offers high accuracy sensing within a range of 32F to 122F (0C to 50C), making it a staple for Building Automation Systems (BAS) requiring reliable NTC resistance signals. Designed as a "blank front" unit, the EWSN model features no
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