Enclosed Relays | McMaster-Carr

	Input Voltage Input Voltage

24V AC

120V AC

240V AC

12V DC

24V DC

	Switching Current Switching Current

25A

30A

	Switching Voltage Switching Voltage

220V AC

24V DC

	Industry Designation Industry Designation

	Number of Circuits Controlled Number of Circuits Controlled

	Power Power

	Number of Terminals Number of Terminals

	Switch Starting Position Switch Starting Position

2 Off (Normally Open)

1 Off (Normally Open)

2 Off (Normally Open) and 2
On (Normally Closed)

4 Off (Normally Open)

3 Off (Normally Open) and 1
On (Normally Closed)

	Wire Connection Type Wire Connection Type


Quick- Disconnect Terminals	Screw Terminals

	Width Width

2.7"

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Height Height

1.3"

1.4"

	Depth Depth

1.9"

2.5"

	Control Current Control Current

	Specifications Met Specifications Met

CE Marked

CSA

	Circuit Position Circuit Position

15 Products

About Relays

1 Circuit

2 Circuits

4 Circuits

The built-in enclosure protects contacts from dust and dirt. These relays accept voltage drops up to 50% of the rated voltage without switching. Use them with industrial automation systems, security and emergency lighting, and small motors. Also known as power relays.

			Switching Current @ Voltage
Number of Terminals	Input Voltage	Control Current, mA	Off (Normally Open) Circuit Position	On (Normally Closed) Circuit Position	hp @ Switching Voltage	Ht.	Wd.	Dp.	Quick-Disconnect Tab Wd.	Specifications Met		Each
1 Circuit Controlled with 1 Off (Normally Open)—SPST-NO
With Quick-Disconnect Terminals
4	24V AC	71	30 A @ 220 V AC	__	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.3"	2.7"	1.9"	0.25"	UL Recognized Component, CSA Certified, CE Marked	0000000	000000
4	120V AC	20	30 A @ 220 V AC	__	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.3"	2.7"	1.9"	0.25"	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
4	240V AC	10	30 A @ 220 V AC	__	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.3"	2.7"	1.9"	0.25"	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
2 Circuits Controlled with 2 Off (Normally Open)—DPST-NO
With Quick-Disconnect Terminals
6	24V AC	71	25 A @ 220 V AC	__	1 1/2 hp @ 120 V AC 2 hp @ 240 V AC 2 hp @ 277 V AC	1.3"	2.7"	1.9"	0.25"	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
6	120V AC	20	25 A @ 220 V AC	__	1 1/2 hp @ 120 V AC 2 hp @ 240 V AC 2 hp @ 277 V AC	1.3"	2.7"	1.9"	0.25"	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
6	240V AC	10	25 A @ 220 V AC	__	1 1/2 hp @ 120 V AC 2 hp @ 240 V AC 2 hp @ 277 V AC	1.3"	2.7"	1.9"	0.25"	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
6	12V DC	158	25 A @ 220 V AC	__	1 1/2 hp @ 120 V AC 2 hp @ 240 V AC 2 hp @ 277 V AC	1.3"	2.7"	1.9"	0.25"	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
6	24V DC	79	25 A @ 220 V AC	__	1 1/2 hp @ 120 V AC 2 hp @ 240 V AC 2 hp @ 277 V AC	1.3"	2.7"	1.9"	0.25"	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
4 Circuits Controlled with 2 Off (Normally Open) and 2 On (Normally Closed)—4PST-2NO/2NC
With Screw Terminals
10	120V AC	22	25 A @ 220 V AC/24 V DC	8 A @ 220 V AC/24 V DC	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.4"	2"	2.5"	__	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
10	24V DC	83	25 A @ 220 V AC/24 V DC	8 A @ 220 V AC/24 V DC	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.4"	2"	2.5"	__	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
4 Circuits Controlled with 3 Off (Normally Open) and 1 On (Normally Closed)—4PST-3NO/1NC
With Screw Terminals
10	120V AC	22	25 A @ 220 V AC/24 V DC	8 A @ 220 V AC/24 V DC	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.4"	2"	2.5"	__	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
10	24V DC	83	25 A @ 220 V AC/24 V DC	8 A @ 220 V AC/24 V DC	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.4"	2"	2.5"	__	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
4 Circuits Controlled with 4 Off (Normally Open)—4PST-NO
With Screw Terminals
10	120V AC	22	25 A @ 220 V AC/24 V DC	__	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.4"	2"	2.5"	__	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
10	240V AC	11	25 A @ 220 V AC/24 V DC	__	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.4"	2"	2.5"	__	UL Recognized Component, CSA Certified, CE Marked	0000000	00000
10	24V DC	83	25 A @ 220 V AC/24 V DC	__	1 1/2 hp @ 120 V AC 3 hp @ 240 V AC 3 hp @ 277 V AC	1.4"	2"	2.5"	__	UL Recognized Component, CSA Certified, CE Marked	0000000	00000

About Relays

Enclosed Medium-Current Relays