3PST-2NO/1NC Switches | McMaster-Carr

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3 Products

Set these switches to either spring back (momentary) or stay switched (maintained). They're rated NEMA 4X, 13, and IP66.

Replace contact blocks (sold separately) or add additional contact blocks to control more circuits.

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

With Screw Terminals
No. of Circuits Controlled	Switch Starting Position	Switch Action	No. of Terminals	Industry Designation	Switching Current @ Voltage	Max. Voltage	Dia.	Dp. Behind Panel	For Max. No. of Contact Blocks	Environmental Rating	Specifications Met		Each
3 Position
3	2 Off (Normally Open) and 1 On (Normally Closed)	Springs Back (Momentary), Stays Switched (Maintained)	6	3PST-2NO/1NC	6 A @ 120 V AC, 3 A @ 24 V DC	250V DC 500V AC	13/16"	1 3/4"	6	NEMA 4X, NEMA 13, IP66	UL Listed, CSA Certified, CE Marked, CCC Marked	0000000	000000

Contact Blocks

No. of Circuits Controlled	Switch Starting Position	No. of Terminals	Industry Designation	Environmental Rating	Specifications Met		Each
1	1 Off (Normally Open)	2	SPST-NO	IP20	UL Listed, UL 508, CSA Certified, CE Marked	0000000	000000
1	1 On (Normally Closed)	2	SPST-NC	IP20	UL Listed, UL 508, CSA Certified, CE Marked	0000000	00000