6”Electric Zone Control Damper For HVAC/NSPRD NSPRD024-6NC – 24V AC fresh air

This 6” damper is power open with a spring return close, but it can be easily converted to a power close, spring open configuration for use with zone control systems. It’s perfect for applications where fresh air ventilation or air flow control is needed. Whether you’re connecting it directly to a thermostat or integrating it into a zone control system, this damper adapts to your needs.Versatile & Convertible: Can be easily switched between "Normally Closed, Power Open" (for direct thermostat control) and "Normally Open, Power Close" (for zone control systems).24V AC Operation: Convenient 2-wire operation, works with nearly any 24V AC thermostat or zone control system.Key Features:Flexible Operation: Easily convert between "Normally Closed, Power Open" for thermostat use and "Normally Open, Power Close" for zone control systems.Built to Last: Constructed with heavy-gauge steel and riveted components, this damper ensures long-term performance and reliability.Silent and Smooth Operation: "Soft Landing" spring return minimizes airflow noise and protects the damper’s drive train.Versatile Compatibility: Works with any 24V AC thermostat or zone control system.Durable Design: Features riveted can construction, steel motor gears (no plastic), urethane blade gaskets, and a galvanized can with roll beads for strength.Part Number: NSPRD24-4NCVoltage: 24V AC (8 VA power draw when energized)Size: 6” diameter, 9” long (end to end)Weight: 3.4 lbsOperation: Power open, spring close (can be easily converted to power close, spring open)Warranty: 5-Year Manufacturer's WarrantyUL Rated: Safe for use at furnace outputs up to 200°FApplications:Thermostat Control: Easily operates with a single wire from your thermostat’s Y or W outputs. Perfect for direct control when used in the “Normally Closed” mode.Zone Control Systems: Set to spring open and power close for use with any 24V AC zone control system. This damper works with all brands of zone control systems and can be easily converted to "Normally Open" for zone control.Fresh Air Ventilation: Ideal for meeting fresh air ventilation standards in residential or commercial applications.What’s Included:6" Power Open, Spring close damperCompatible Products:Thermostats: Works with 24V thermostats.Transformers: Use a 24V AC transformer for power (available separately in our store).Other Dampers: Explore our SD Super Duty dampers, Belimo motors, and more in our eBay store.How to Control the Damper:For Thermostat Control:Order a thermostat from our eBay store, and pair it with a 24V AC plug-in or hardwired transformer . The damper will operate in “Normally Closed” mode, and you can easily control it via the thermostat.For Zone Control Systems:Convert the damper to "Normally Open" (easy to do!) for use with any 24V AC zone control system. This damper works with all zone control systems – no need to worry about brand compatibility!