ZoneFirst MDM-R Power Open/Power Close Damper Motor 24V Round

The ZoneFirst MDM-R is a 24-volt round damper motor engineered for dependable performance in residential and light commercial HVAC zoning systems. Designed with a power open/power close (P/O-P/C) configuration, this motor actively drives the damper blade in both directions, ensuring precise airflow control and positive positioning without relying on spring return mechanisms.

Key Features

• Power open/power close (P/O-P/C) operation for positive two-way blade control
• 24-volt AC operating voltage for compatibility with standard HVAC control systems
• Round damper design for easy installation in round duct applications
• Reliable motorized actuation ensures accurate zone damper positioning
• Designed for use with ZoneFirst zoning systems and compatible zone control panels
• Compact motor housing for straightforward retrofit and new-installation applications

Application

The MDM-R is ideal for multi-zone HVAC systems where precise, active damper control is required. The power open/power close design makes it well-suited for systems that demand confirmed damper positioning in both the open and closed states, providing enhanced comfort and energy efficiency across all zones.

Specifications

• Brand: ZoneFirst
• SKU: MDM-R
• Operating Voltage: 24V AC
• Operation Type: Power Open / Power Close (P/O-P/C)
• Damper Shape Compatibility: Round