Specification	A3AT-91L1-00B

Actuator Marking	No Marking
Actuator Type	Button, Round
Circuit	SPST-NO
Color - Actuator/Cap	Black
Current Rating	4 A, 6 A
Electrical Life (Cycles)	50000
Ingress Protection	IP00
Mechanical Life (Cycles)	50000 Cycles
Mounting Type	Through Hole
Operating Temperature (Max)	55 °C
Operating Temperature (Min)	-10 °C
Switch Function	Off-On
Termination Style	PC Pin
Type	Standard
Voltage Rating - AC	125 V
Voltage Rating - DC	30 V

A3AT Series

Part	Mechanical Life (Cycles)	Electrical Life (Cycles)	Ingress Protection	Voltage Rating - AC	Circuit	Actuator Type	Termination Style	Current Rating	Voltage Rating - DC	Mounting Type	Operating Temperature (Min)	Operating Temperature (Max)	Type	Actuator Marking	Color - Actuator/Cap	Switch Function	Color	Illumination Type	Illumination Voltage (Nominal)	Panel Cutout Shape	Panel Cutout Diameter
Omron Automation and Safety A3AT-91L1-00B	50000 Cycles	50000	IP00	125 V	SPST-NO	Button Round	PC Pin	4 A 6 A	30 V	Through Hole	-10 °C	55 °C	Standard	No Marking	Black	Off-On
Omron Automation and Safety A3AT-91K1-00ER	1000000 Cycles	50000	IP00	125 V	SPST-NO	Button Round	PC Pin	4 A 6 A	30 V	Through Hole	-10 °C	55 °C	Illuminated Standard	No Marking	Red	Off-Mom	Red	LED	2 VDC
Omron Automation and Safety A3AT-91L1-00Y	50000 Cycles	50000	IP00	125 V	SPST-NO	Button Round	PC Pin	4 A 6 A	30 V	Through Hole	-10 °C	55 °C	Standard	No Marking	Yellow	Off-On
Omron Automation and Safety A3AT-90K1-00EY	1000000 Cycles	50000	IP00	125 V	SPST-NO	Button Round	Solder Lug	4 A 6 A	30 V	Panel Mount Rear	-10 °C	55 °C	Illuminated Standard	No Marking	Yellow	Off-Mom	Yellow	LED	2.1 VDC	Circular	11.5 mm
Omron Automation and Safety A3AT-91A1-00EG	1000000 Cycles	50000	IP00	125 V	SPDT	Button Round	PC Pin	2 A 3 A	30 V	Through Hole	-10 °C	55 °C	Illuminated Standard	No Marking	Green	On-Mom	Green	LED	2.1 VDC
Omron Automation and Safety A3AT-91L1-00A	50000 Cycles	50000	IP00	125 V	SPST-NO	Button Round	PC Pin	4 A 6 A	30 V	Through Hole	-10 °C	55 °C	Standard	No Marking	Blue	Off-On
Omron Automation and Safety A3AT-91K1-00L	1000000 Cycles	50000	IP00	125 V	SPST-NO	Button Round	PC Pin	4 A 6 A	30 V	Through Hole	-10 °C	55 °C	Standard	No Marking	Gray Light	Off-Mom
Omron Automation and Safety A3AT-90L1-00D	50000 Cycles	50000	IP00	125 V	SPST-NO	Button Round	Solder Lug	4 A 6 A	30 V	Panel Mount Rear	-10 °C	55 °C	Standard	No Marking	Dark Gray	Off-On				Circular	11.5 mm
Omron Automation and Safety A3AT-90B1-00EG	50000 Cycles	50000	IP00	125 V	SPDT	Button Round	Solder Lug	2 A 3 A	30 V	Panel Mount Rear	-10 °C	55 °C	Illuminated Standard	No Marking	Green	On-On	Green	LED	2.1 VDC	Circular	11.5 mm
Omron Automation and Safety A3AT-90K1-00A	1000000 Cycles	50000	IP00	125 V	SPST-NO	Button Round	Solder Lug	4 A 6 A	30 V	Panel Mount Rear	-10 °C	55 °C	Standard	No Marking	Blue	Off-Mom				Circular	11.5 mm

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A3AT-91L1-00B | Datasheet