Simplified Cross-Reference: Replaces obsolete parts AP12755B-1

By keeping the lubricant warmer than the rest of the system

no continuity indicates a failed open state

Providing 22 in-lb torque

The kit includes high-quality internal valve components

Siemens Building Technology 536-811 Sensor 323080-701 Simplified Cross-Reference: Replaces obsolete partsThe Siemens 536 811 is a high precision duct temperature sensor engineered for critical monitoring in forced air HVAC systems. Featuring a 100k Ohm thermistor (Type II NTC), this sensor provides an accurate and responsive output signal, ensuring seamless integration with equipment controllers such as the Modular Building Controller (MBC) and Terminal Equipment Controllers. The 4 inch rigid probe is constructed for durability, maintaining a stable