ROUND TYPE Pushbutton Switches 129

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Part	Manufacturer	Switch Type	Mounting Feature	Switch Function	Type (Actuator)	Contact Function	Solderability	AC Maximum Rating R Load (Contact)	Center Contact Plating	Color (Actuator)	Housing Material	Angle (Actuator)	Dielectric Withstand Volts (V)	Terminal Material	Electrical Life	DC Maximum Power Rating R Load (Contact)	Illumination	Insulation Resistance	Packing Method	Body Length/Diameter	Body Width	Length (Bushing)	Sealing	Contact Timing	Maximum Operating Force	Insulator Material	End Contact Plating	Body Height	DC Maximum Rating R Load (Contact)	Maximum Operating Temperature	Maximum AC Contact Current	Center Contact Material	Minimum Operating Temperature	Length (Actuator)	Terminal Finish	Switch Action	Maximum DC Contact Current	Termination Type	No. of Independent Keys	Manufacturer Series	Contact Resistance	Diameter (Bushing)	Actuator Travel (mm)	End Contact Material	PCB Hole Count	Maximum DC Contact Voltage	Additional Features	Maximum AC Contact Voltage	JESD-609 Code	Type (Bushing)	Terminal Length	Material (Actuator)
A3AT-90L1-00G	Omron	PUSHBUTTON SWITCH	PANEL MOUNT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-90L1-00H	Omron	PUSHBUTTON SWITCH	PANEL MOUNT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-90L1-00L	Omron	PUSHBUTTON SWITCH	PANEL MOUNT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-90L1-00R	Omron	PUSHBUTTON SWITCH	PANEL MOUNT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-90L1-00Y	Omron	PUSHBUTTON SWITCH	PANEL MOUNT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91A1-00EG	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPDT	ROUND TYPE			3A@125VAC							50000 Cycle(s)		GREEN LED			15.2 mm	12.7 inch								2A@30VDC	55 Cel	3 A		-10 Cel			MOMENTARY	2 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00A	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00B	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00D	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00EG	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)		GREEN LED			15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00ER	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)		RED LED			15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00EY	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)		YELLOW LED			15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00G	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00H	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00L	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00R	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91K1-00Y	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			MOMENTARY	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00A	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00B	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00D	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00EG	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)		GREEN LED			15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00ER	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)		RED LED			15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00EY	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)		YELLOW LED			15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00G	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00H	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00L	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00R	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
A3AT-91L1-00Y	Omron	PUSHBUTTON SWITCH	THROUGH HOLE-STRAIGHT	SPST	ROUND TYPE			6A@125VAC							50000 Cycle(s)					15.2 mm	12.7 inch								4A@30VDC	55 Cel	6 A		-10 Cel			ALTERNATE	4 A	SOLDER		A3A						30 V		125 V
TPC11CGPC0	TE Connectivity	PUSHBUTTON SWITCH	PANEL MOUNT	SPST	ROUND TYPE	OFF-(ON)	HAND	.02A@20VAC	GOLD OVER NICKEL	BLACK	POLYESTER	0 deg	1000VAC		100000 Cycle(s)	0.4VA@28VDC		1000000000 ohm	BULK	8.13 mm	5.33 inch	.22 inch	EPOXY TERMINAL SEALED	BREAK-BEFORE-MAKE	2.548 N	HIGH TEMP POLYESTER	GOLD OVER NICKEL	8.64 mm	.02A@20VDC	65 Cel	.4 A		-30 Cel	.137 inch		MOMENTARY	.4 A	WIRE	1		20 mohm	.19 inch	.762	COPPER ALLOY	3	20 V	PANEL MOUNTABLE	20 V		10-48	.13 inch	POLYAMIDE
164EL11	TE Connectivity	PUSHBUTTON SWITCH	PANEL MOUNT	DPST	ROUND TYPE	N.O.-N.C.		5A@250VAC	GOLD			0 deg			100000 Cycle(s)	0.4VA@20VDC	LED	100000000 ohm		15.875 mm			IP65				GOLD OVER SILVER	54.6862 mm			5 A		-20 Cel			MOMENTARY	5 A	WIRE	1		20 mohm			COPPER ALLOY		24 V	NON-OILTIGHT, ROUND LENS	250 V		UNTHREADED
HW1B-V4F01-R	Idec	PUSHBUTTON SWITCH	PANEL MOUNT	SPST	ROUND TYPE	(ON)-OFF			GOLD	RED					10000000 Cycle(s)								IP20; IP40; IP65				GOLD			50 Cel	10 A	SILVER	-25 Cel			MOMENTARY	10 A	QUICK CONNECT			50 mohm			SILVER		24 V		24 V
IXP5S12M	Apem Components	PUSHBUTTON SWITCH	PANEL MOUNT-THREADED	DPST	ROUND TYPE					BLACK	THERMOPLASTIC		2100VAC	SILVER	100000 Cycle(s)			1000000000 ohm		16.3 mm		.427 inch	EPOXY TERMINAL SEALED; IP67; IP69K		9 N	THERMOPLASTIC		17 mm	2A@28VDC	85 Cel		SILVER	-40 Cel	.189 inch	Silver (Ag)	MOMENTARY	2 A	SOLDER			100 mohm	.433 inch		SILVER		28 V			e4		.222 inch	SILICONE
A3CT-7011	Omron	PUSHBUTTON SWITCH	PANEL MOUNT	SPST	ROUND TYPE			1A@125VAC							100000 Cycle(s)			100000000 ohm		14 mm		.61 inch	IP40		2.45 N			26.6 mm	1A@30VDC	55 Cel	1 A		-10 Cel	.138 inch		MOMENTARY	1 A	SOLDER			50000 mohm	.472 inch	3.5			30 V		125 V		M12X1	.232 inch

Pushbutton Switches

Pushbutton switches are electronic switches that are activated by pressing a button or actuator. They are commonly used in a variety of applications, such as industrial control systems, consumer electronics, and medical devices.

Pushbutton switches typically consist of a housing, a button or actuator, and a set of electrical contacts. When the button or actuator is pressed, it completes a circuit between the contacts, allowing electrical current to flow through the switch.

Pushbutton switches come in different configurations, including momentary, latching, and toggle switches. Momentary switches are activated only while the button or actuator is pressed, while latching switches remain in the on or off position until manually reset. Toggle switches have a lever or toggle that can be flipped to turn the switch on or off.

Pushbutton switches offer several advantages over other types of switches. They provide a simple and easy-to-use means of controlling circuits, and they offer tactile feedback that can help to ensure reliable operation. They are also highly durable and can withstand frequent use and harsh environments.