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Honeywell - MS8103A1030 - 27in-lb Zelix 24v On-Off

 27in-lb Zelix 24v On-Off


Honeywell MS8103 spring return, direct-coupled, line voltage actuator



  • 27lb-in. (3Nm) torque
  • Accepts two-position (SPST) control for air dampers, air handlers, ventilation flaps, louvers and ball valves

Customer Rating: Not Rated Yet
Quick Order Number: 18
Manufacturer: Honeywell
Part Number: MS8103A1030/U
Weight: 3.87 lbs
Stocked Item*: Yes
Quantity Available*: 2
Price: $182.41

* 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

Dimensions (in.)
6 81/54 high x 3 55/84 wide x 3 5/32 deep
Dimensions (mm)
177 mm high x 98 mm wide x 80 deep
Mounting bracket, self-centering shaft adapter
Weight (lb)
3.5 lb
Weight (kg)
1.6 kg
Plenum rated plastic housing
Direct Coupled
50 Hz; 60 Hz
Approvals, Underwriters Laboratories Inc.
UL 873
Electrical Connections
Enclosed screw terminal strip (22 to 14 AWG)
Operating Humidity Range (% RH)
5 to 95% RH, non-condensing
Supply Voltage
24 Vac or Vdc
Power Consumption
Driving-- 6/3 VA
Shipping and Storage Temperature Range (F)
.-40 F to +150F
Shipping and Storage Temperature Range (C)
.-40 C to +65 C
Approvals, CE
EMC 2004/108/EC; Certification Low Voltage Directive 2006/95/EC; IEC 60730-1 and Part 2-14
Approvals, Canadian Underwriters Laboratories Inc.
cUL C22.2 No. 24-93
Ambient Temperature Range (F)
.-22 F to +149F
Ambient Temperature Range (C)
.-30 C to +65 C
Approvals, C-Tick
Environmental, Electrical or Ingress Protection Rating
NEMA 2; IP54
Internal Auxiliary Switch
Maximum Noise Rating
Driving (dB(A) @ 1m)-- 50; Holding (dB(A) @ 1m)-- 20 (no audible noise)
95 ±3 degrees
Shaft Dimensions (in.)
3/8 to 5/8 in. round or 1/4 to 1/2 in. square
Actuator Type
Damper; Valve
Control Signal
Two position; SPST
Fail Safe Mode
Spring Return
Torque Rating (lb-in.)
27 lb-in.
Torque Rating (Nm)
3 Nm
Spring Return Torque/Force (lb-in., lbf)
27 lb-in
Spring Return Torque/Force (Nm, N)
3 Nm
Additional Torque Ratings (lb-in.)
Maximum Stall-- 70 lb-in.
Additional Torque Ratings (Nm)
Maximum Stall-- 8 Nm
External Auxiliary Switches Available
Rotation to Open
By switch
Rotational Stroke Adjustment
Mechanically limited 5 degree increments
Timing, Nominal
Driving @ 60 Hz-- 45 sec
Spring Return Timing
Maximum-- 25 sec
Shaft Adapter Type
Self-centering clamping
Manual operation
Shaft Dimensions (mm)
9 to 16 mm round or 6 to 13 mm square
Spring Return Direction
By orientation


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