Mil. Spec. Toggle Switches

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Military Specification

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Number of Terminals

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Number of Circuits Controlled

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Panel Cutout Diameter

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22 Products

Choosing an Electrical Switch

These switches meet MIL-S-3950. A rubber seal protects them from washdowns.

Switches with an on-on, on-on-on, or (on)-on-on position designation alternate power between sets of terminals.

For technical drawings and 3-D models, click on a part number.

2 Position
No. of Circuits Controlled	Switch Starting Position	Switch Action	No. of Terminals	Industry Designation	Position Designation	Switching Current @ Voltage	Max. Voltage	Dp. Behind Panel	Mounting Hardware Included	Wire Connection Type		Each
For 1/2" Panel Cutout Dia.
1	1 Off (Normally Open)	Stays Switched (Maintained)	2	SPST-NO	On-Off	10 A @ 125 V AC, 15 A @ 28 V DC	28V DC 125V AC	1.16"	Yes	Screw Terminals	00000000	000000
1	1 Off (Normally Open)	Springs Back (Momentary)	2	SPST	Off-(On)	7 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.16"	Yes	Screw Terminals	00000000	00000
1	1 On (Normally Closed)	Springs Back (Momentary)	2	SPST	On-(Off)	7 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.16"	Yes	Screw Terminals	00000000	00000
1	1 Off (Normally Open) or 1 On (Normally Closed)	Stays Switched (Maintained)	3	SPDT	On-On	10 A @ 125 V AC, 15 A @ 28 V DC	28V DC 125V AC	1.16"	Yes	Screw Terminals	00000000	00000
1	1 Off (Normally Open) or 1 On (Normally Closed)	Springs Back (Momentary)	3	SPDT	On-(On)	7 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.16"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open)	Stays Switched (Maintained)	4	DPST-NO	On-Off	15 A @ 125 V AC/28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open)	Springs Back (Momentary)	4	DPST	Off-(On)	8 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open) or 2 On (Normally Closed)	Stays Switched (Maintained)	6	DPDT	On-On	15 A @ 125 V AC/28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open) or 2 On (Normally Closed)	Springs Back (Momentary)	6	DPDT	On-(On)	8 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
4	4 Off (Normally Open)	Stays Switched (Maintained)	8	4PST	On-Off	15 A @ 125 V AC, 12 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
4	4 Off (Normally Open) or 4 On (Normally Closed)	Stays Switched (Maintained)	12	4PDT	On-On	15 A @ 125 V AC, 12 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
3 Position
For 1/2" Panel Cutout Dia.
1	1 Off (Normally Open) or 1 On (Normally Closed)	Stays Switched (Maintained)	3	SPDT	On-Off-On	10 A @ 125 V AC, 15 A @ 28 V DC	28V DC 125V AC	1.16"	Yes	Screw Terminals	00000000	00000
1	1 Off (Normally Open) or 1 On (Normally Closed)	Springs Back (Momentary)	3	SPDT	(On)-Off-(On)	7 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.16"	Yes	Screw Terminals	00000000	00000
1	1 Off (Normally Open) or 1 On (Normally Closed)	Springs Back (Momentary)	3	SPDT	(On)-Off-On	7 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.16"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open) or 2 On (Normally Closed)	Stays Switched (Maintained)	6	DPDT	On-Off-On	15 A @ 125 V AC/28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open) or 2 On (Normally Closed)	Stays Switched (Maintained)	6	DPDT	On-On-On	15 A @ 125 V AC/28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open) or 2 On (Normally Closed)	Springs Back (Momentary)	6	DPDT	(On)-Off-(On)	8 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open) or 2 On (Normally Closed)	Springs Back (Momentary)	6	DPDT	(On)-Off-On	8 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open) or 2 On (Normally Closed)	Springs Back (Momentary)	6	DPDT	(On)-On-(On)	8 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
2	2 Off (Normally Open) or 2 On (Normally Closed)	Springs Back (Momentary)	6	DPDT	(On)-On-On	8 A @ 125 V AC, 10 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	00000
4	4 Off (Normally Open) or 4 On (Normally Closed)	Stays Switched (Maintained)	12	4PDT	On-Off-On	15 A @ 125 V AC, 12 A @ 28 V DC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	000000
4	4 Off (Normally Open) or 4 On (Normally Closed)	Springs Back (Momentary)	12	4PDT	(On)-Off-(On)	8 A @ 125 V AC, 10 A @ 28 V AC	28V DC 125V AC	1.35"	Yes	Screw Terminals	00000000	000000

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Choosing an Electrical Switch

Mil. Spec. Washdown Toggle Switches