Io Hvac Controls SC-ZD-12 Commercial Zone Damper 12in

Product Description

The IO HVAC CONTROLS SC-ZD-12 is a modulating commercial zone damper designed to regulate airflow in multi-zone HVAC duct systems. At 12 inches, it provides precise, variable blade positioning to match zone demand rather than simple open/close operation. This type of damper is a core component in variable air volume and zoned forced-air systems, where independent temperature control across multiple areas is required. Licensed HVAC technicians and commercial mechanical contractors typically source and install this unit as part of a zoning control system or VAV retrofit.

The SC-ZD-12 is suited for commercial applications where a 12-inch round or rectangular duct section requires modulating airflow control. Typical install scenarios include office buildings, retail spaces, schools, and multi-tenant facilities with dedicated zone control panels. It fits within a duct system requiring a damper body measuring 12 inches wide by 8 inches high by 12 inches deep. This unit is not a simple two-position damper — it is intended for use with a compatible modulating actuator and zone controller that can drive proportional positioning.

Key Features

• Modulating operation for precise, variable airflow control across individual zones
• Commercial-grade construction suitable for multi-zone forced-air duct systems
• 12-inch nominal size fits standard commercial duct configurations
• Compact profile at 12 inches wide by 8 inches high by 12 inches deep for straightforward duct integration
• Designed for use with zone controllers and modulating actuators in VAV and zoning applications

Compatibility

Designed as an OEM-style replacement or new-installation modulating zone damper for commercial forced-air HVAC duct systems requiring a 12-inch damper with proportional control capability.

Installation Notes

Installation should be performed by a licensed HVAC technician familiar with commercial zoning systems and applicable mechanical codes. Power down the air handler and de-energize all control wiring before mounting or wiring the damper. Verify that the connected zone controller and actuator signal type are compatible with this damper before commissioning. Follow local mechanical codes and the zone control manufacturer's wiring diagram for proper actuator and low-voltage signal connections.

Technical Specifications

• Nominal Size: 12 inches
• Width: 12 inches
• Height: 8 inches
• Depth: 12 inches
• Weight: 9 pounds

Standard Information

• Brand: IO HVAC CONTROLS
• Manufacturer Part Number: SC-ZD-12