Description
Johnson Controls M9220-BGA-3 Spring Return Direct Coupled Actuator
The Johnson Controls M9220-BGA-3 is a high-performance, two-position spring return direct coupled actuator engineered for dependable damper control in commercial HVAC applications. Designed to operate on both 24 Vac and 24 Vdc power supplies, this actuator delivers consistent, fail-safe positioning every time power is interrupted — making it an ideal choice for critical ventilation and air handling systems.
Key Features
- Dual-voltage compatibility: operates on 24 Vac or 24 Vdc
- Two-position (open/close) control for straightforward damper operation
- 177 lb-in (20 N·m) torque output for reliable actuation of larger dampers
- Spring return fail-safe mechanism ensures damper returns to default position on power loss
- Power-on run time of 24–57 seconds for controlled, smooth damper travel
- 48-inch (4 ft) cable with wire leads for flexible installation reach
- Direct coupled design — mounts directly to damper shaft without linkage
Product Specifications
- SKU / Model: M9220-BGA-3
- Brand: Johnson Controls
- Supply Voltage: 24 Vac / 24 Vdc
- Control Type: Two-Position
- Torque Rating: 177 lb-in
- Actuator Type: Spring Return, Direct Coupled
- Power-On Run Time: 24–57 seconds
- Cable Length: 48 inches (with wire leads)
Application & Benefits
The M9220-BGA-3 is purpose-built for use in commercial building automation and HVAC zoning systems where reliable two-position damper control is required. The spring return function provides an added layer of safety — automatically driving the damper to its fail-safe position during a power outage or system fault. The direct coupled mounting eliminates the need for complex linkage assemblies, reducing installation time and potential points of failure. The generous 48-inch cable with wire leads allows for clean, flexible wiring in tight mechanical spaces.







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