Honeywell Valve Actuators Comparison

ML Series Non-Spring Return Electric Linear Valve Actuators

Model
Type

Control Type

Operating Voltage

Input Signal

Feedback signals

Stroke Length

Output Force

Manual Option

ML6420A3007-E
Electric Linear Valve Actuator
ML6420A3007

Floating/2-position

24VAC

2-wire

-

20mm

1 Min

600N

On/Off

ML7420A8088-E
Electric Linear Valve Actuator
ML7420A8088-E

Modulating

24VAC

Input:0(2) ~10 Vdc

2-10Vdc

20mm

1 min

600N

On/Off

ML7421A8035-E
Electric Linear Valve Actuator
ML7421A8035-E

Modulating

24VAC

0(2) ~10 Vdc

2 -10Vdc

20mm

1.9 min

1800N

On/Off

ML7421B8012-E
Electric Linear Valve Actuator
ML7421B8012-E

Modulating

24VAC

0(2) ~10 Vdc

2-10Vdc

38mm

3.5 min

1800N

On/Off

ML Series Spring Return Electric Linear Valve Actuators

Model
Type

Spring Return

Control Type

Operating Voltage

Input Signal

Feedback Signal

Stroke Length

Stroke Force

Spring Return Time

Spring Return Direction on power failure

ML6425A
Electric Linear Valve Actuator

Spring Return

Floating

24VAC

2-wire

-

20mm

1 min

600N

12 sec

Drive valve stem down on power failure

ML6425B
Electric Linear Valve Actuator
ML7425A8018-E

Spring Return

Floating

24VAC

2-wire

-

20mm

1 min

600N

12 sec

Draw valve stem up on power failure

ML7425A8018-E
Electric Linear Valve Actuator
ML7425A8018-E

Spring Return

Modulating

24VAC

0(2) ~10 Vdc

2-10Vdc

20mm

1 min

600N

12 sec

Drive valve stem down on power failure

ML7425B
Electric Linear Valve Actuator
ML7425B

Spring Return

Modulating

24VAC

0(2) ~10 Vdc

2-10Vdc

20mm

1 min

600N

12 sec

Draw valve stem up on power failure