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Honeywell - MS8209F1003 - (A) Fast-Acting; Two-Position Actuator - Honeywell - Fast-Acting; Two-Position Actuator - 80 Lb.-In; Spring Return Ccw; 24 Vac +20%; -10%

Fast-acting, two-position actuator with 80 lb-in., 9 Nm CW spring return 24 volt


Honeywell MS8120F,S 175 lb-in. (20Nm) torque, spring return direct-coupled, 24 Vac actuator accepts two-position (SPST) control with an integral junction box. Reliably operates in smoke control systems requiring UL555S ratings up to 350F.



  • Brush DC submotor with electronic stall protection for two-position model
  • Self-centering shaft coupling for various shaft sizes
  • For use with two-position, SPST, line- (Series 40) or low- (Series 80) voltage controlsh
  • Metal housing features built-in mechanical end limits
  • Field selectable spring return direction, shaft position indicator and scale, and manual winding capability with locking function
  • UL listed (cUL), CE compliant and plenum rated per UL873


Customer Rating: Not Rated Yet
Quick Order Number: 536
Manufacturer: Honeywell
Part Number: MS8209F1003/U
Weight: 4.80 lbs
Stocked Item*: No
Quantity Available*: 0
Price: $343.96

* If an order is placed where the item is a "Non-Stocked Item" or the quantity ordered is more than the quantity available, all items in stock will be shipped and the remainder of the items will be shipped as soon as we get the "backordered" items in.


Product Specifications


Product Specifications

Fire and Smoke
Dimensions (in.)
7.5 in high x 5.13 in wide x 3.32 in deep
Dimensions (mm)
192 mm high x 129 mm wide x 84 mm deep
Weight (lb)
6 lb
Weight (kg)
2.72 kg
Aluminum housing
Integral junction box with three 7/8 in. conduit openings (fittings not included)
Direct Coupled
50 Hz; 60 Hz
Approvals, Underwriters Laboratories Inc.
UL873, Plenum Rated
Electrical Connections
Two color-coded leads
Operating Humidity Range (% RH)
5 to 95% RH, non-condensing
Supply Voltage
24 Vac +20%, -10%
Power Consumption
Driving-- 23 VA, Holding-- 7 VA
Shipping and Storage Temperature Range (F)
-40 F to +158 F
Shipping and Storage Temperature Range (C)
-40 C to +60 C
Approvals, CE
89/336/ECC, 73/23/EEC
Approvals, Canadian Underwriters Laboratories Inc.
cUL C22.2 No. 24-93
Ambient Temperature Range (F)
0 F to +130 F
Ambient Temperature Range (C)
-18 C to +55 C
Approvals, C-Tick
Environmental, Electrical or Ingress Protection Rating
NEMA 1; IP54
Internal Auxiliary Switch
Maximum Noise Rating
Driving (dB(A) @ 1m)-- 80; Holding (dB(A) @ 1m)-- 20 (no audible noise)
95 ±3 degrees
Shaft Dimensions (in.)
3/8 to 1/2 in. square or round
Actuator Type
Control Signal
Two position; SPST
Fail Safe Mode
Spring Return
Torque Rating (lb-in.)
80 lb-in.
Torque Rating (Nm)
9 Nm
Spring Return Torque/Force (lb-in., lbf)
80 lb-in.
Spring Return Torque/Force (Nm, N)
9 Nm
Additional Torque Ratings (lb-in.)
Maximum Stall-- 240 lb-in.; Minimum Driving at 350 F-- 80 lb-in.
Additional Torque Ratings (Nm)
Maximum Stall-- 27 Nm; Minimum Driving at 175 C-- 9 Nm
External Auxiliary Switches Available
Yes, 32003532-005
Timing, Nominal
Driving @ 60 Hz-- 15 sec, 25 sec maximum
Spring Return Timing
Maximum-- 15 sec
Shaft Adapter Type
Aluminum Hub, four set screws
Shaft Dimensions (mm)
10 to 13 mm square/round
Spring Return Direction
Electrical Connections (in.)
16 in.
Electrical Connections (mm)
406 mm


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