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move it closer to the damper blade
risking vacuum leaks or glass shattering
Extreme Temperature Resilience: Engineered to maintain consistent torque and speed in ambient conditions from -40°F to 131°F
The integral snap-acting switch and color-coded ports (Black for High/Positive
Siemens Building Technology 544-339-8 Sensor R-448A move it closer to theThe Siemens 544 339 8 is a professional grade duct point temperature sensor engineered for precise thermal monitoring within commercial HVAC air distribution systems. This single point sensor features high performance 1k Ohm Platinum RTD (375 alpha) sensing technology, ensuring exceptionally accurate resistance feedback to building automation controllers. Equipped with a rigid 8 inch probe constructed from durable steel tubing, it provides robust
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