THE HONEYWELL M9174C1025 75LB-IN, 90 DEG ADJ STROKE, 30-60 SEC PROPORTIONAL Actuator, 2 AUX SW, 120V, 50/60HZ, 27VA.
M9174C1025 Honeywell Actuator Datasheet
M9174C1025 Honeywell Actuator Installation Guide
The Honeywell M9174C1025 actuator is a high-quality, non-spring-return motor actuator engineered for robust damper and valve control in HVAC and building automation systems. With 75 lb-in torque, a foot-mounted design, 120 V AC power supply, and two internal auxiliary switches, this actuator delivers reliable performance for modulating or on/off control applications. Built with OEM-grade components, it ensures longevity, accuracy, and stable operation under a wide variety of conditions.
This actuator is an excellent choice for new installations or retrofit applications where dependable damper or valve positioning is required. Its compact build and versatile control features make it suitable for residential, commercial, and light-industrial HVAC, ventilation, and fluid handling systems.
Features
OEM Honeywell M9174C1025 electric actuator
120 V AC supply voltage
75 lb-in torque — capable of operating dampers or valves with moderate torque demand
Non-spring-return design for stable positioning during powered operation
Foot-mounted housing with robust construction
Two internal auxiliary switches for versatile control signaling or feedback
Dual-ended square output shaft for flexible coupling to dampers or valves
Suitable for HVAC dampers, air handlers, zone valves, and building automation systems
Durable build for long service life and reliable operation
Benefits / Applications
Provides precise, reliable control for dampers and valves in HVAC systems
Ideal for zone control, air handling units, ventilation, and building automation
Auxiliary switches allow integration into control logic or safety interlocks
Non-spring-return design simplifies systems that use powered control rather than fail-safe return
Compact foot-mounted design fits easily into existing mechanical assemblies or retrofit spaces
Trusted OEM actuator suited for contractors, facilities managers, and automation technicians
Technical Specifications
| Application | Electric |
| Dimensions (in.) | 6 7/16 in. high x 5 1/2 in. wide x 7 5/16 in. deep |
| Dimensions (mm) | 164 mm high x 140 mm wide x 185 mm deep |
| Includes | Transformer |
| Weight (lb) | 5 lb |
| Item Type | Product |
| Mounting | Foot-mounted |
| Frequency | 50 Hz; 60 Hz |
| Approvals, Underwriters Laboratories Inc. | Listed: File No. E4436, Guide No. XAPX for USA and Canada |
| Electrical Connections | Quick-connect terminals |
| Supply Voltage | 120V |
| Power Consumption | Driving– 12 VA |
| Approvals, CE | EN55011 (Emission) EN50082-2 (Immunity) 73/23/EEC (LVD) |
| Ambient Temperature Range (F) | -40 F to +150 F |
| Ambient Temperature Range (C) | -40 C to +60 C |
| Internal Auxiliary Switch | 2 |
| Auxiliary Switch Ratings | AFL – 120 Vac– 7.2A; ALR- 120 Vac– 43.2A; AFL – 240 Vac– 3.6A; ALR- 240 Vac– 21.6A |
| Stroke | Adjustable; 90 to 160 degrees, Asymmetrical |
| Shaft Dimensions (in.) | 375 in. Square |
| Control Signal | Proportional, 135 ohm |
| Fail Safe Mode | Non-Spring Return |
| Torque Rating (lb-in.) | 75 lb-in. |
| Torque Rating (Nm) | 5 Nm |
| External Auxiliary Switches Available | Yes |
| Shaft Rotation (upon control signal increase) | Clockwise (as viewed from power end) (normally closed) |
| Factory Stroke Setting | 90 degrees |
| Timing, Nominal | 30-60 sec |
| Feedback | No |
| Shaft Dimensions (mm) | 10 mm Square |
| Motor shafts | Dual-ended shaft |
| Deadweight Load on Shaft | Either End– 200 lbs.; Combined on both Shafts– 300 lbs. |
| Internal Transformer | 50004263-003 |
Applications
Damper control in air handling units, VAV boxes, and ventilation systems
Valve actuation in HVAC hydronic or air systems (when torque requirement matches 75 lb-in)
Building automation systems requiring actuator feedback or external signal via auxiliary switches
New installations or retrofit projects requiring a reliable, foot-mounted actuator
Zone control in commercial or residential HVAC systems
Before installation, verify that torque output, shaft coupling, and control voltage match your system requirements.
Installation & Use Notes
Installation should be carried out by a qualified HVAC or automation technician
Ensure the power supply is 120 V AC before wiring the actuator
Secure foot-mounted housing properly to prevent vibration or misalignment
Confirm correct coupling between actuator shaft and damper/valve to avoid binding
Use auxiliary switches if external feedback or safety interlock functionality is needed
After installation, cycle the actuator to confirm smooth, full-range motion and correct auxiliary switch operation
Why Buy from APEX Controls
Genuine Honeywell OEM actuator — no aftermarket substitutes
Trusted supplier of HVAC and control components
Ideal for contractors, building automation professionals, and maintenance teams
Suitable for new installations and retrofit applications requiring dependable, high-quality actuators
Long-term supply reliability and knowledgeable support for part selection



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