Motor-Starting Contactors | McMaster-Carr

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	Horsepower Horsepower

1/6 hp @ 115 V AC

1/4 hp @ 115 V AC

1/3 hp @ 115 V AC

1/2 hp @ 115 V AC

1 hp @ 115 V AC

1 1/2 hp @ 115 V AC

2 hp @ 115 V AC

3 hp @ 115 V AC

5 hp @ 115 V AC

3/4 hp @ 115 V DC

1/10 hp @ 120 V AC

1/8 hp @ 120 V AC

1/4 hp @ 120 V AC

1/3 hp @ 120 V AC

1/2 hp @ 120 V AC

1 hp @ 120 V AC

1 1/2 hp @ 120 V AC

2 hp @ 120 V AC

1/6 hp @ 200 V AC

1/2 hp @ 200 V AC

2 hp @ 200 V AC

3 hp @ 200 V AC

7 1/2 hp @ 200 V AC

10 hp @ 200 V AC

1/6 hp @ 230 V AC

1/4 hp @ 230 V AC

1/3 hp @ 230 V AC

1/2 hp @ 230 V AC

3/4 hp @ 230 V AC

1 hp @ 230 V AC

2 hp @ 230 V AC

3 hp @ 230 V AC

5 hp @ 230 V AC

7 1/2 hp @ 230 V AC

10 hp @ 230 V AC

15 hp @ 230 V AC

20 hp @ 230 V AC

25 hp @ 230 V AC

3/4 hp @ 230 V DC

1/6 hp @ 240 V AC

1/3 hp @ 240 V AC

1/2 hp @ 240 V AC

3/4 hp @ 240 V AC

1 hp @ 240 V AC

1 1/2 hp @ 240 V AC

2 hp @ 240 V AC

2 1/2 hp @ 240 V AC

3 hp @ 240 V AC

5 hp @ 240 V AC

7 1/2 hp @ 240 V AC

10 hp @ 240 V AC

20 hp @ 240 V AC

1/3 hp @ 460 V AC

1 1/2 hp @ 460 V AC

5 hp @ 460 V AC

10 hp @ 460 V AC

25 hp @ 460 V AC

1/2 hp @ 480 V AC

3/4 hp @ 480 V AC

1 hp @ 480 V AC

1 1/2 hp @ 480 V AC

2 hp @ 480 V AC

3 hp @ 480 V AC

5 hp @ 480 V AC

7 1/2 hp @ 480 V AC

10 hp @ 480 V AC

15 hp @ 480 V AC

20 hp @ 480 V AC

25 hp @ 480 V AC

30 hp @ 480 V AC

40 hp @ 480 V AC

50 hp @ 480 V AC

1/2 hp @ 575 V AC

2 hp @ 575 V AC

5 hp @ 575 V AC

10 hp @ 575 V AC

25 hp @ 575 V AC

	Input Voltage Input Voltage

	Electrical Phase Electrical Phase

	Overload Current Range Overload Current Range

0.25-1A

0.75-3.4A

1-1.6A

1-5A

1.1-1.6A

1.6-2.5A

1.8-2.5A

2.3-3.2A

2.5-4A

3-12A

3.5-4.8A

4-6.3A

4-20A

5.5-7.5A

5.5-22A

6.3-9A

9-12.5A

9-45A

10-40A

11.3-16A

12.5-16A

13-52A

16-20A

17.5-21.5A

20-25A

20-100A

24.5-30A

24.5-36A

35-47A

45-60A

58-75A

	Reversing Capability Reversing Capability

	Mounting Location Mounting Location

	Reset Type Reset Type

	Number of Auxiliary Contacts Number of Auxiliary Contacts

	Auxiliary Contact Switch Starting Position Auxiliary Contact Switch Starting Position

1 Off (Normally Open)

1 On (Normally Closed)

2 Off (Normally Open)

	Specifications Met Specifications Met

IEC

UL

CSA

	Height Height

	Depth Depth

	Width Width

	Environment Environment

Corrosive

Damp

Dusty

Outdoor

Washdown

Oily

	Environmental Rating Environmental Rating

	Number of Mounting Holes Number of Mounting Holes

	Mounting Hole Diameter Mounting Hole Diameter

	Housing Material Housing Material

	Housing Color Housing Color

	Gray
	Black
	Clear

	NEMA Contact Size NEMA Contact Size

	Component Component

Thermal Overload Element

	Wire Connection Type Wire Connection Type


Screw Terminals	Screw-Clamp Terminals

	Switching Voltage Switching Voltage

208-600V AC

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438 Products

About Motor Switches and Starters

More

Motor Starters

Motor Starters

Provide on/off control for a motor and protect it from overloads. These starters shut the motor off if current exceeds the full-load current rating.

Low-Profile Motor Starters

With a shallower depth than most other starters, these fit in narrow spaces.

Enclosed Motor Starters

Enclosed Motor Starters

The NEMA 4X rated enclosure protects these starters from corrosion and washdowns.

Compact Enclosed Motor Starters

Compact Enclosed Motor Starters

Sized to fit in tight spaces, these starters have a shorter height and narrower depth than most other starters.

Reversing Motor Starters

Reversing Motor Starters

Use these starters with motors that run forward and backward, such as motors for conveyor belts.

Enclosed Reversing Motor Starters

Enclosed Reversing Motor Starters

Rated NEMA 4X, these enclosed starters are protected from corrosion and washdowns.

Heavy Duty Motor Starters

Heavy Duty Motor Starters

Sealed coils protect these switches against moisture, heat, dirt, and mechanical and thermal stress.

Enclosed Heavy Duty Motor Starters

Enclosed Heavy Duty Motor Starters

Housed in a durable steel enclosure.

Energy-Saving Motor Starters

Energy-Saving Motor Starters

Save electricity and extend motor life by reducing the motor's starting current.

Manual Motor Starters

Enclosed Heavy Duty Build-Your-Own
Manual Motor Starters

Enclosed Heavy Duty Build-Your-Own Manual Motor Starters

Housed in a durable steel enclosure.

Heavy Duty Build-Your-Own
Manual Motor Starters

Combine a switch and a thermal overload element to build a starter that can handle high-current-rated motors. Also known as a NEMA starter.

Manual Motor Starters

Manual Motor Starters

Operated by hand, these starters are more compact than electrically actuated motor starters; use them when multiple motor circuits are housed in one panel.

Build-Your-Own
Manual Motor Starters

Assemble your own motor starter by combining a switch and a thermal overload element.

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Shoulder Screws

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)