Switches

PTS125SK43P21M LFS

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Littelfuse/Commercial Vehicle Products

SWITCH TACTILE SPST-NO 0.05A 12V

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Switches

PTS125SK43P21M LFS

Active

Littelfuse/Commercial Vehicle Products

SWITCH TACTILE SPST-NO 0.05A 12V

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	PTS125SK43P21M LFS

Actuator Height off PCB, Vertical [z]	4.3 mm
Actuator Orientation	Top Actuated
Actuator Type	Standard
Circuit	SPST-NO
Contact Rating @ Voltage	0.05 A, 12 VDC
Illumination	Non-Illuminated
Mechanical Life	1000000 Cycles
Mounting Type	Through Hole
Operating Force	0.25 kgf
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Outline [x]	12 mm
Outline [y]	12 mm
Switch Function	Off-Mom
Switch Travel [custom]	0.3 mm
Termination Style	PC Pin

Pts1250 Series Series

12 mm Tact Switches

Part	Termination Style	Actuator Height off PCB, Vertical	Mechanical Life	Actuator Orientation	Mounting Type	Operating Force	Switch Function	Illumination	Actuator Material	Contact Rating @ Voltage	Operating Temperature [Min]	Operating Temperature [Max]	Actuator Type	Circuit	Outline [y]	Outline [x]	Actuator Height off PCB, Vertical [z]	Actuator Length, Right Angle	Switch Travel [custom]
Littelfuse/Commercial Vehicle Products PTS125SK85-2 LFS	PC Pin	8.5 mm	200000 Cycles	Top Actuated	Through Hole	0.25 kgf	Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Standard	SPST-NO	12 mm	12 mm
Littelfuse/Commercial Vehicle Products PTS125SM43-2 LFS	PC Pin		200000 Cycles	Top Actuated	Through Hole	180 gf	Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Standard	SPST-NO	12 mm	12 mm	4.3 mm
Littelfuse/Commercial Vehicle Products PTS125VK85	PC Pin		200000 Cycles	Side Actuated	Through Hole Right Angle	260 gf	Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Plunger for Cap	SPST-NO	12 mm	12 mm		7.4 mm
Littelfuse/Commercial Vehicle Products PTS125SJK73	PC Pin		200000 Cycles	Top Actuated	Through Hole	260 gf	Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Plunger for Cap	SPST-NO	12 mm	12 mm	7.3 mm
Littelfuse/Commercial Vehicle Products PTS125SJM73	PC Pin		200000 Cycles	Top Actuated	Through Hole		Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Plunger for Cap	SPST-NO	12 mm	12 mm	7.3 mm
Littelfuse/Commercial Vehicle Products PTS125SK43P21M LFS	PC Pin		1000000 Cycles	Top Actuated	Through Hole	0.25 kgf	Off-Mom	Non-Illuminated		0.05 A 12 VDC	-40 °C	85 °C	Standard	SPST-NO	12 mm	12 mm	4.3 mm		0.3 mm
Littelfuse/Commercial Vehicle Products PTS125SJK73-2 LFS	PC Pin		200000 Cycles	Top Actuated	Through Hole	0.25 kgf	Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Plunger for Cap	SPST-NO	12 mm	12 mm	7.3 mm
Littelfuse/Commercial Vehicle Products PTS125SM12	PC Pin		200000 Cycles	Top Actuated	Through Hole		Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Standard	SPST-NO	12 mm	12 mm	12 mm
Littelfuse/Commercial Vehicle Products PTS125SK12LFS	PC Pin		200000 Cycles	Top Actuated	Through Hole	260 gf	Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Standard	SPST-NO	12 mm	12 mm	12 mm
Littelfuse/Commercial Vehicle Products PTS125SK85	PC Pin	8.5 mm	200000 Cycles	Top Actuated	Through Hole	260 gf	Off-Mom	Non-Illuminated	Polybutylene Terephthalate (PBT)	0.05 A 12 VDC	-40 °C	60 °C	Standard	SPST-NO	12 mm	12 mm

Pricing

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

Distributor	Package	Quantity	$

Digikey	Bag	1	$ 0.34
		10	$ 0.29
		25	$ 0.27
		100	$ 0.24
		250	$ 0.23
		500	$ 0.21
		1000	$ 0.20
		2500	$ 0.19
		5000	$ 0.18

Description

General part information

Pts1250 Series Series

C&K’s PTS125 series 12mm tactile switches are most often seen used in industrial, consumer products, instrumentation and computing equipment. Available in various heights with a snap-fit actuator option and THT and SMT terminations, PTS125 tactile switch is long-lasting and highly responsive.

Documents

Technical documentation and resources

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Complete Product Line

pts125

Datasheet