• Brushless DC submotor with electronic stall protection for floating/modulating models.
• Brush DC submotor with electronic stall protection for 2-position models.
• Self-centering shaft adapter (shaft coupling) for wide range of shaft sizes.
• Models available for use with two-position, single pole single throw (spst), line- (Series 40) or low- (Series 80) voltage controls.
• Models available for use with floating or switched single-pole, double-throw (spdt) (Series 60) controls.
• Models available for use with proportional current or voltage (Series 70) controls.
• Models available with combined floating/modulating control in a single device.
• Models available with adjustable zero and span.
• Models available with line-voltage internal end switches.
• Models available with three-foot, 18 AWG color-coded cable.
• Access cover to facilitate connectivity.
• Metal housing with built-in mechanical end limits.
• Spring return direction field-selectable.
• Shaft position indicator and scale.
• Manual winding capability with locking function.
• UL (cUL) listed and CE compliant.
• All models are plenum-rated per UL873.175 in-in Spring Return Direct Coupled Actuator| Overview | The MS4120A is a 175 lb-in (20Nm), spring return direct-coupled, line voltage actuator that accepts two position (SPST) control for use within heating, ventilating, and air-conditioning (HVAC) systems. They can drive a variety of quarter-turn, final contr |
|---|
| Torque/Force (lb-in., lbf) | 175 lb-in. |
|---|
| Torque/Force (Nm, N) | 20 Nm |
|---|
| Supply Voltage | 100 to 250 Vac |
|---|
| Fail Safe Mode | Spring Return |
|---|
| Number of Internal Auxiliary Switch | 0 |
|---|
| Control Signal | Two position |
|---|
| Shaft Adapter Type | Self-centering clamping |
|---|
| Manual operation | Manual crank |
|---|
| Spring Return Torque/Force (lb-in., lbf) | 175 lb-in. |
|---|
| Spring Return Torque/Force (Nm, N) | 20 Nm |
|---|
| Maximum Stall Torque/Force (lb-in., lbf) | 350 lb-in. |
|---|
| Maximum Stall Torque/Force (Nm, N) | 39.6 Nm |
|---|
| Rotational Stroke | 95 ±3 degrees |
|---|
| Rotational Stroke Adjustment | Mechanically limited 5 degree increments |
|---|
| Spring Return Direction | By orientation |
|---|
| Timing, Maximum Spring Return (sec) | 20 sec |
|---|
| Timing, Nominal Driving @ 60 Hz (sec) | 45 sec |
|---|
| Compatible Damper Shafts (in.) | 3/8 to 1.06 in. round or 3/8 to 11/16 in. square |
|---|
| Compatible Damper Shafts (mm) | 10 to 27 mm round or 10 to 18 mm square |
|---|
| Materials | Aluminum housing, Plenum rated plastic access cover |
|---|
| External Auxiliary Switches Available | Yes, SW2-US |
|---|
| Power Consumption (Driving) | 60 VA |
|---|
| Power Consumption (Holding) | 13 VA |
|---|
| Dimensions (in.) | 9.72 in high x 3.94 in wide x 2.95 in deep |
|---|
| Electrical Connections | Enclosed screw terminal strip (22 to 14 AWG) |
|---|
| Temperature Range, Ambient (F) | -40 F to +140 F |
|---|
| Dimensions (mm) | 247 mm high x 100 mm wide x 75 mm deep |
|---|
| Temperature Range, Ambient (C) | -40 C to +60 C |
|---|
| Temperature Range, Storage (F) | -40 F to +158 F |
|---|
| Temperature Range, Storage (C) | -40 C to +70 C |
|---|
| Maximum Noise Rating, Driving (dB(A) @ 1m) | 40 |
|---|
| Maximum Noise Rating, Holding (dB(A) @ 1m) | 20 (no audible noise) |
|---|
| Environmental Rating | NEMA2 |
|---|
| Approvals, Canadian Underwriters Laboratories | cUL C22.2 No. 24-93 |
|---|
| Approvals, CE | 89/336/ECC, 73/23/EEC |
|---|
| Operating Humidity Range (% RH) | 5 to 95% RH, non-condensing |
|---|
| Approvals, Underwriters Laboratories Inc | UL873, Plenum Rated |
|---|
| Includes | Mounting bracket, self-centering shaft adapter, 3mm crank |
|---|
| Comments | Integral 1/2 in. NPSM conduit connection. |
|---|
Product Family
| Model Number | Decription | Manufacturer | Price | Avail. Qty | |
|
MS4120A1001
|
175 in-in Spring Return Direct Coup
|
Honeywell, Inc.
|
$454.45
|
12
|
Add To Cart
|
|
MS4120A1209
|
175 in-in Spring Return Direct Coup
|
Honeywell, Inc.
|
$529.46
|
20
|
Add To Cart
|
|
MS7520A2007
|
175 in-in Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
$424.99
|
117
|
Add To Cart
|
|
MS7520A2205
|
175 in-in Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
$546.01
|
15
|
Add To Cart
|
|
MS8120A1007
|
175 in-in Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
$395.77
|
38
|
Add To Cart
|
|
MS8120A1205
|
175 in-in Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
$440.40
|
19
|
Add To Cart
|
|
S20010SW2US
|
S20 Series Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
Call for Pricing
|
0
|
View More Info
|
|
S20010US
|
S20 Series Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
Call for Pricing
|
0
|
View More Info
|
|
S201202POSW2US
|
S20 Series Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
Call for Pricing
|
0
|
View More Info
|
|
S201202POUS
|
S20 Series Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
Call for Pricing
|
0
|
View More Info
|
|
S20242POSW2US
|
S20 Series Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
Call for Pricing
|
0
|
View More Info
|
|
S20242POUS
|
S20 Series Spring Return Direct Coupled Actuator
|
Honeywell, Inc.
|
Call for Pricing
|
0
|
View More Info
|
Cross Reference
| Honeywell, Inc. | MS4120A1001 |
| |
| Belimo Aircontrols (USA), Inc. | AF120 US** |
| Return Type | Spring Return |
|
| Above replacements may require additional mounting accessories. Manufacturer Suggested Replacement |
| Honeywell, Inc. | MS4120A1001 |
| |
| Belimo Aircontrols (USA), Inc. | AF120 US** |
| Return Type | Spring Return |
|
| Above replacements may require additional mounting accessories. Manufacturer Suggested Replacement |
| Honeywell, Inc. | MS4120A1001 |
| |
| Belimo Aircontrols (USA), Inc. | AF120 US** |
| Return Type | Spring Return |
|
| Above replacements may require additional mounting accessories. Manufacturer Suggested Replacement |
| Honeywell, Inc. | MS4120A1001 |
| |
| Belimo Aircontrols (USA), Inc. | AF230 US** |
| Return Type | Spring Return |
|
| Above replacements may require additional mounting accessories. Manufacturer Suggested Replacement |
|
All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
For more infomation about Returns visit Returns
For more informatrion about Warranty visit Warranty page.
You can also find answers to some common questions on our FAQ page
Reviews
Not reviewed yet, be the first to write one!
Add Review
|