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Honeywell - ML6425A3022 - DCA Valv Act Fltg Spring Retur N Stem Do Honeywell - DCA Valv Act Fltg Spring Retur N Stem Down 24V 135 Ib In

Stem down on power failure direct-coupled Valve Actuator with 135 lbf rated force 24 volt spring return


Honeywell ML6425 spring return electic linear valve floating control actuators provide a switched or floating single-pole, double throw (SPDT) output. They operate standad Honeywell valves in HVAC applications.



  • Quick, easy installation on valves with 1 3/8-in. bonnet and 3/4-in. stroke
  • No required separate linkage and no adjustments required on linkage
  • Standard conduit connector
  • Accurate valve positioning
  • Low power consumption and high close-off ratings
  • Force limiting end switches
  • Synchronous motor


Customer Rating: Not Rated Yet
Quick Order Number: 511
Manufacturer: Honeywell
Part Number: ML6425A3022
Weight: 6.68 lbs
Stocked Item*: Yes
Quantity Available*: 0
Price: $555.60

* 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.)
11 1/4 in. high x 5 5/16 in. wide x 6 5/16 in. deep
Dimensions (mm)
284 mm high x 135 mm wide x 161 mm deep
1/2 in. conduit hub; 1/2 in. flexible conduit adapter
Weight (lb)
5.1 lb
Weight (kg)
2.3 kg
ABS-FR Plastic, aluminum yoke
Directly on V5011/V5013 Globe Valves and VGF Flanged Globe Valves (3/4" or 20mm stroke)
50 Hz; 60 Hz
Approvals, Underwriters Laboratories Inc.
Flammability Rating UL94V-5V
Electrical Connections
Screw terminals
Operating Humidity Range (% RH)
5 to 95% RH
Supply Voltage
24 Vac
Power Consumption
Driving-- 11 VA
Shipping and Storage Temperature Range (F)
-40 F to +158 F
Shipping and Storage Temperature Range (C)
-40 C to +70 C
Approvals, CE
Ambient Temperature Range (F)
14 F to 122 F
Ambient Temperature Range (C)
-10 C to +50 C
Environmental, Electrical or Ingress Protection Rating
Class I Insulation (24 Vac),IP54
Internal Auxiliary Switch
Fluid Temperature (C)
150 C Maximum
Fluid Temperature (F)
300 F Maximum
Actuator Type
Control Signal
Two position; Floating; SPDT
Fail Safe Mode
Stem down on power failure
Torque Rating (lb-in.)
135 lbf
Torque Rating (Nm)
600 N
Spring Return Torque/Force (lb-in., lbf)
135 lbf
Spring Return Torque/Force (Nm, N)
600 N
Stroke (in.)
3/4 in.
Stroke (mm)
20 mm
Conduit connector and one knockout on actuator case
Timing, Nominal
Driving @ 60 Hz-- 90 sec
Spring Return Timing
Nominal-- 12 sec
Manual operation
Manual override winding
Spring Return Direction
Stem down on power failure


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