High Torque Efficiency: Features a 95% efficiency rating for dependable power delivery in heavy-duty HVAC maintenance applications

460V and 480V are used interchangeably for these types of step-down transformers

The 100VA rating provides a significant power buffer

facilitating a stable and balanced installation

Resideo ZD20X10TZ Damper 326058-757 High Torque Efficiency: Features aThe Resideo ZD20X10TZ Damper is a professional grade HVAC zone damper engineered for tight airflow control in residential and light commercial forced air systems. This 20" x 10" rectangular zone damper features a parallel blade configuration designed for low leakage performance, ensuring maximum system efficiency. Built with a heavy duty extruded aluminum frame and blades, it utilizes Kevlar gearing and a redesigned all metal drive train to provide