Actuators and Dampers

MA, MF, MS Series

Product Bar End
Product Bar End

MA, MF, MS Series

Direct Coupled Actuators Spring Return MA, MF, MS Series

Direct Coupled Actuators Spring Return


The Schneider Electric DuraDrive™ Series direct coupled, spring return actuators accept two-position, tri-state, or proportional control signals from a DDC control system or a thermostat and are designed to provide years of trouble-free control for HVAC dampers.


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QtyModelDescriptionIn StockList PriceInternet Price
MA40-7040 SR 2POS 35IN-LB 120VAC INFO411.00328.80
MA40-7043 SR 2POS 35IN-LB 24VAC In Stock376.00300.80
MA40-7170 SR 2POS 150IN-LB 120VAC, NEMA 4 INFO1,227.00981.60
MA40-7173 SR 2POS 150IN-LB 24VAC, NEMA 4 INFO1,109.00887.20
MA41-7070 SR 60 IN-LB (7 NM) 2-POS 120 VAC 2-WIRE CTRL INFO531.00424.80
MA41-7073 SR 2POS 60IN-LB 24VAC INFO440.00352.00
MA41-7150 SR 133 IN-LB (15 NM) 2-POS 120 VAC 2-WIRE CTRL INFO572.00457.60
MA41-7153 2-POS, SR, 133 IN-LB, 24 VAC/VDC ACT INFO529.00423.20
MEP-5061 ACT 3WIRE 50 IN LB 24VAC 5 MINUTE STROKE INFO227.00181.60
MF40-7043 SR FLOATING 35 IN-LB 24 VAC In Stock405.00324.00
MF40-7173 SR FLOATING 150 IN-LB 24 VAC INFO1,153.00922.40
MF41-6043 NSR 35 IN-LB (4 NM) TRI-STATE CTRL In Stock186.00148.80
MF41-7073 SR 60 IN-LB (7 NM) TRI-STATE CTRL 24VAC INFO433.00346.40
MF41-7153 FLOATING, SR, 133 IN-LB, 24 VAC/VDC ACT INFO581.00464.80
MS40-7043 SR 2-10V 4-20MA 35IN-LB 24VAC In Stock489.00391.20
MS40-7043-501 PROPORTIONAL, SR, 24V, 35 LB-IN, W/AUX. SWITCH INFO633.00506.40
MS40-7170 SR 2-10V 4-20MA 150IN-LB 120VA, NEMA 4 INFO1,529.001,223.20
MS40-7173 SR 2-10V 4-20MA 150IN-LB 24VAC, NEMA 4 INFO1,348.001,078.40
MS41-7073 SR 60 IN-LB (7 NM) PROP CTRL 24VAC In Stock536.00428.80
MS41-7153 SR 2-10V 4-20MA 133IN-LB 24VAC In Stock684.00547.20


No accessories found
  • Direct mount to round or square shaft
  • NEMA 4 models available
  • Overload protection on all models

Input Impedance:80 kΩ @ 0/2-10 VDC; 500Ω @ 4-20 mA (proportional models)

Motor:DC with brushes (MA40-70xx, MA41-70xx, MF40-70xx, MF41-70xx); Brushless DC (all others)

Wiring:3-foot cable, 18 AWG

Conduit Connection:1/2" FNPT

Action:Mounting orientation direct/reverse acting

Rotation:95° ±5°

Manual Override:Crank (MA41, MF41, MS41 models)

Noise:<60 db @ 3' (1m)

Resolution:100 steps

Life Expectancy:60,000 cycles

Operating Temperature:-22° to 140°F (-30° to 60°C)

Operating Humidity :15 to 95% RH

Enclosure Rating:NEMA 2 (IP54) (35, 60, 133 in-lb models), NEMA 4 (IP56) (150 in-lb models)

Approvals:CE, UL File # E9429

Warranty:5 years