Specification	M2019B2B1A02-AT401A

Actuator Length	17.5 mm
Actuator Material	Chrome Plated, Brass
Actuator Type	Standard Round
Bushing Thread	M12 x 1
Bushing Thread Diameter	12 mm
Bushing Thread Pitch	1 mm
Circuit	SPDT
Current Rating	6 A, 3 A
Electrical Life (Cycles)	25000
Illumination	Non-Illuminated
Mounting Type	Panel Mount
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-30 °C
Panel Cutout Diameter	12.5 mm
Panel Cutout Shape	Circular
Switch Function	On-Off-Mom
Termination Length	0.062 in
Termination Style	Quick Connect
Voltage Rating - AC	125 V
Voltage Rating - DC	30 V

M2019B2 Series

Part	Circuit	Operating Temperature (Max)	Operating Temperature (Min)	Actuator Type	Mounting Type	Voltage Rating - AC	Features	Termination Style	Switch Function	Illumination	Panel Cutout Diameter	Panel Cutout Shape	Voltage Rating - DC	Bushing Thread Diameter	Bushing Thread	Bushing Thread Pitch	Current Rating	Ingress Protection Description	Ingress Protection IP Rating	Actuator Length	Electrical Life (Cycles)	Actuator Material	Termination Length
NKK Switches M2019B2B3W01	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V	Epoxy Sealed Terminals	Solder Lug	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A	Dust Tight Waterproof	IP67	17.5 mm	25000	Brass Chrome Plated
NKK Switches M2019B2B1A02-AT4181	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V		Quick Connect	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated	0.062 in
NKK Switches M2019B2B1A02/UC-AT4181	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V		Quick Connect	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated	0.062 in
NKK Switches M2019B2B1W01-AT401H	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V		Solder Lug	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated
NKK Switches M2019B2B1A02/UC-AT401H	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V		Quick Connect	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated	0.062 in
NKK Switches M2019B2B1A02-AT401H	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V		Quick Connect	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated	0.062 in
NKK Switches M2019B2B1W01	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V	Epoxy Sealed Terminals	Solder Lug	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated
NKK Switches M2019B2B1A02/UC-AT401A	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V		Quick Connect	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated	0.062 in
NKK Switches M2019B2B1A02-AT401S	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V		Quick Connect	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated	0.062 in
NKK Switches M2019B2B1A02/UC-AT401S	SPDT	85 °C	-30 °C	Standard Round	Panel Mount	125 V		Quick Connect	On-Off-Mom	Non-Illuminated	12.5 mm	Circular	30 V	12 mm	M12 x 1	1 mm	3 A 6 A			17.5 mm	25000	Brass Chrome Plated	0.062 in

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Datasheet

M2019B2B1A02-AT401A | Datasheet