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High quality valves, actuators, accessories

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Electric actuators

On-Off Type  


Standard Features:


Torque Range 每 20 Nm to 2000 Nm

Body in die cast aluminum 每 NEMA 4 & 4X, IP65/66

Compact 每 low weight, maintenance & Re-lubrication free 

Electric Motor 每 220 VAC, 1 PHASE, 50 Hz

Thermal Overload 每 Reversible motor with internal thermal protector

Limit Switches 每 Adjustable cam operated

Position Indicator 每 Mechanical position indication

Manual Override 每 with a separate crank handle

Mechanical Travel Stops 每 Adjustable for manual override

Temperature Range 每 -20∼C to 55∼C

Reduction 每 Worm-gear reduction with heavy-duty bearings to insure long life 

Worm shaft 每 Rolling-process made of worm shaft plus special coating surface, resulting in highly efficient power transmission.

Built-in motor design 每 much higher frequency of start-stop motion

Mounting 每 Direct mount to valves


Optional Features:


Additional Limit Switches 每 2 SPDT

Torque Switches 每 Adjustable open and close

Feedback Potentiometer 每 135 500 1000 ohm

Feedback Transmitter 每 4-20 mA

De-clutchable Handwheel Override

Space Heater

Battery backup



Modulating Type


Standard Features:


Input Signal 每 4-20 mA, 0-10 VDC, with output 4-20 mA

Torque Range 每 20 Nm to 2000 Nm

Resolution 每 up to 400 increments through 90 degrees

Body in die cast aluminum 每 NEMA 4 & 4X, IP65/66

Compact 每 low weight, maintenance & Re-lubrication free 

Electric Motor 每 220 VAC, 1 PHASE, 50 Hz

Thermal Overload 每 Reversible motor with internal thermal protector

Limit Switches 每 Adjustable cam operated

Position Indicator 每 Mechanical position indication

Manual Override 每 with a separate crank handle

Mechanical Travel Stops 每 Adjustable for manual override

Temperature Range 每 -20∼C to 55∼C

Reduction 每 Worm-gear reduction with heavy-duty bearings to insure long life 

Worm shaft 每 Rolling-process made of worm shaft plus special coating surface, resulting in highly efficient power transmission.

Built-in motor design 每 much higher frequency of start-stop motion

Mounting 每 Direct mount to valves


Optional Features:


Additional Limit Switches 每 2 SPDT

Torque Switches 每 Adjustable open and close

De-clutchable Handwheel Override

Space Heater




Sizes005200300400600700800900
VoltageAC110-120V㊣10%(50/60Hz) AC200-240V㊣10%(50/60Hz)
Torque (Nm)40100200400600100015002000
Speed (50/60Hz)15/12.530/2545/3860/50
Operation Angle0-90
ProtectorThermal Protector (120⊥)
Ambient Temp.-25 to 55⊥

Maximum Current

(120/240VAC)

0.65/0.351.8/0.92.4/1.22.8/1.43.4/1.7
Motor Power8W20W30W90W100w
InsulationE Class
Insulation Resistance100M/500V DC
Withstand VoltageAC1500V/1 Min.
ManualDirect acting manual override
Conduit Entries2-G1/2
WatertightNEMA-4X(IP66)
Explosion protectionNo
MountingDirect
BodyDie Cast Aluminum
Weight(kg)2.34.57.88.5202122









Sizes010200300400600700800900
VoltageAC110/115/120V㊣10%(50/60Hz) AC200/220/230/240V㊣10%(50/60Hz)
Input4-20mA DC(1-5V DC) Standard         4-12/12-20mA DC Selected
Torque (Nm)50100200400500100015002000
Speed (50/60Hz)15/12.530/2515/12.530/2515/12.530/2545/37.560/50
Operation Angle0-90
ResolutionOver 1/250
Dead BandMax. 0.5%FS
LinearityMax. 0.5%FS
Action ModeDirect or reverse
OFF ModeCLOSE/STOP/OPEN
ProtectorThermal Protector (120⊥)
Ambient Temp.-25 to 55⊥

Maximum Current

(120/240VAC)

0.65/0.351.8/0.92.4/1.22.8/1.43.4/1.7
Motor Power20W90W100W
InsulationE Class
Operation TimeContinuous
Position DetectorBacklash Potentiometer
Output4-20mA DC Standard       No-voltage output Selected
Insulation Resistance100M/500V DC
Withstand VoltageAC1500V/1 Min.
Conduit Entries2-G1/2
WatertightNEMA-4/4X(IP65/66)
Explosion protectionNo
MountingDirect
BodyDie Cast Aluminum
Weight(kg)4.48.220.521.521.5