S821/U

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NKK Switches

TOGGLE SWITCH, ON-OFF, DPST, NON ILLUMINATED, 30 A, PANEL MOUNT

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DocumentsTechnical Data Sheet EN Product Change Notice EN +1

S821/U

Active

NKK Switches

TOGGLE SWITCH, ON-OFF, DPST, NON ILLUMINATED, 30 A, PANEL MOUNT

Deep-Dive with AI

DocumentsTechnical Data Sheet EN Product Change Notice EN +1

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	S821/U

Actuator Length [x]	22 mm
Actuator Material	Brass, Chrome Plated
Actuator Type	Standard Round
Bushing Thread	M12
Bushing Thread	1 x 1
Circuit	DPST
Current Rating (Amps)	30 A
Electrical Life	25000 Steps
Illumination	Non-Illuminated
Operating Temperature [Max] [custom]	158 °F
Operating Temperature [Min] [custom]	-10 °C
Panel Cutout Dimensions [diameter]	12.5 mm
Switch Function	On-Off
Termination Style	Screw Terminal
Voltage Rating - AC	125 V
Voltage Rating - DC	30 V

S821 Series

Part	Switch Function	Bushing Thread	Bushing Thread	Electrical Life	Voltage Rating - DC	Circuit	Actuator Material	Actuator Length [x]	Actuator Type	Panel Cutout Dimensions [diameter]	Illumination	Operating Temperature [Min] [custom]	Operating Temperature [Max] [custom]	Termination Style	Voltage Rating - AC	Current Rating (Amps)
NKK Switches S821D/U	On-Off	M12	1 x 1	10000 Cycles	30 V	DPST	Brass Chrome Plated	27 mm	Flatted	12.5 mm	Non-Illuminated	-10 °C	158 °F	Screw Terminal
NKK Switches S821D	On-Off	M12	1 x 1	10000 Cycles	30 V	DPST	Brass Chrome Plated	27 mm	Flatted	12.5 mm	Non-Illuminated	-10 °C	158 °F	Screw Terminal
NKK Switches S821/UC-AT401A	On-Off	M12	1 x 1	25000 Steps	30 V	DPST	Brass Chrome Plated	22 mm	Standard Round	12.5 mm	Non-Illuminated	-10 °C	158 °F	Screw Terminal	125 V	30 A
NKK Switches S821/U-AT401H	On-Off	M12	1 x 1	25000 Steps	30 V	DPST	Brass Chrome Plated	22 mm	Standard Round	12.5 mm	Non-Illuminated	-10 °C	158 °F	Screw Terminal	125 V	30 A
NKK Switches S821/U	On-Off	M12	1 x 1	25000 Steps	30 V	DPST	Brass Chrome Plated	22 mm	Standard Round	12.5 mm	Non-Illuminated	-10 °C	158 °F	Screw Terminal	125 V	30 A

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tray	1	$ 28.70
		10	$ 26.07
		25	$ 24.90
		40	$ 23.58
		80	$ 22.70
		230	$ 21.24
		440	$ 18.13
Newark	Each	1	$ 50.25
		5	$ 44.81
		10	$ 43.29
		25	$ 40.89
		50	$ 38.07
		100	$ 33.72
		250	$ 30.24

Description

General part information

S821 Series

The S821/U is a DPST non-illuminated high capacity standard size panel-mount Toggle Switch with ON-None-OFF switch function and screw switch terminal. It has chrome-plated brass toggle and bushing, melamine phenol case with chrome-plating over zinc-plating steel case cover.

Documents

Technical documentation and resources

Technical Data Sheet EN

Datasheet

Product Change Notice EN

Datasheet