PI391 | Extension Ring 4x4x1-1/2in | DiversiTech Size_10-7/8x13-7/8x3-1/2IN **Trane ACT0495: Rotary Damper Actuator**

**Trane ACT0495: Rotary Damper Actuator** The Trane ACT0495 is a rotary damper actuator designed for precise control of air dampers in HVAC systems

minimizing the risk of system contamination and ensuring optimal pressure maintenance

the Eliminator simplifies the recovery process

These split ShaftGrounding Rings are precision-engineered to fit 65mm shafts and offer exceptional protection against harsh operating conditions

PI391 | Extension Ring 4x4x1-1/2in | DiversiTech Size_10-7/8x13-7/8x3-1/2IN **Trane ACT0495: Rotary Damper Actuator**Diversitech's Extension Ring (PI391) is a 4x4x1 1 2 inch extension for compatible HVAC systems. This extension ring offers a sturdy construction and efficient performance, making it a reliable addition to industrial and commercial applications. With its compact design, it can easily fit into tight spaces, ensuring seamless integration with existing equipment. The Devco PI391 Extension Rings, 4 in. length, 4 in. width, 1 1 2 in. depth, 21. 0 cubic in.