Armstrong 21-ar Part number
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View all →VT7652B5031B | Thermostat | Roof | 2 Heat Cntcts | 2 Cool Cntcts | Prgmble | BAC | Viconics
Brand: Viconics
SKU: VT7652B5031BQFA3171D | Outside Air RH & T Sensor, 2 percent, RH: 4-20 mA T: 4-20 mA, Display | Siemens
Brand: Siemens
SKU: QFA3171DMX1B | Moisture | Battery | Veris
Brand: Veris
SKU: MX1BE50C2 | DIN Energy Meter | Modbus | Pulse Out | Veris
Brand: Veris
SKU: E50C2PX3DLX02 | Pressure | Dry | Duct | LCD | 0-10 In WC | Veris
Brand: Veris
SKU: PX3DLX02H971 | Current Sensor | DC | Split | 0-200A | Pulse Reset | Bi-Directional | Veris
Brand: Veris
SKU: H971SAS61.33U | MT Series SAS Electronic Valve Act, SR, 24V, 0-10V / 4-20 mA Proport Control | Siemens
Brand: Siemens
SKU: SAS61.33UR820-643-REV2 | SCR Power controller 600 V, 45 A, 3 phase | Viconics
Brand: Viconics
SKU: R820-643-REV2