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providing technicians with a reliable solution for upgrading legacy pneumatic to electronic conversions
as well as various electric actuator series for automated control
Key Benefits: OEM Compatibility: Exact replacement for Lochinvar 100187859 and A
streamlining HVAC installation and reducing material costs
Siemens Building Technology 540-680FA Sensor Freon providing technicians with a reliableThe Siemens Building Technology 540 680FA is a Series 1000 wall mounted room temperature sensor designed for seamless integration with Terminal Equipment Controllers (TEC) and LONMARK compliant systems. This desert beige unit features a high precision 10K Ohm Type II NTC thermistor, ensuring accurate thermal feedback within a standard operating range of 55F to 95F. Engineered for professional grade HVAC automation, the 540 680FA includes a secondary
US$ 374.98
US$ 435.00