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Würth Elektronik - Switches & Relays

Würth Elektronik: Your trusted partner for high-quality electronic components

Explore the wide range of components, driving innovation and excellence in electronics. Together, we shape the future of electronics – rely on quality and innovation.

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More than you expect

One of the world's leading manufacturers of electronic and electromechanical components, ensures global availability of its products. WE offers a wide range of products, making it the perfect choice for anyone looking to add value to their electronic projects. The company has 14 manufacturing facilities worldwide, which guarantee rapid delivery of components. The product range includes EMC components, power inductors, transformers, RF components, varistors, capacitors, resistors, quartz crystals, oscillators, power modules, Wireless Power Transfer, LEDs sensors, connectors, power supply elements, switches, push-buttons, connection technology, fuse holders and solutions for wireless data transmission.

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Short explanation videos which demonstrate the basics of passive, electromechanical, optoelectronical and active components and applications.

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With their automotive components, WE eliminate the noise of e-mobility and much more.

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Application Notes - Practical Information For You

Read about solutions and well-defined applications and methods from WE engineers.

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Product
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Contact Voltage
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New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N SMD WS-TASV 304-65-878 430483035816Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N SMD WS-TASV
CHF 0.87 (Exc. Vat)
Pack of 2 pieces
CHF 0.87
Würth Elektronik12 VDCPushbuttonNo50 mASMDBlack6.2 mmWS-TASV6.2 mm1.57 NMomentary Function3.5 mm1NO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 3.53N SMD WS-TASV 304-65-877 430453035836Tactile Switch 50 mA 12 VDC Momentary Function 1NO 3.53N SMD WS-TASV
CHF 0.87 (Exc. Vat)
Pack of 2 pieces
CHF 0.87
Würth Elektronik12 VDCPushbuttonNo50 mASMDSalmon6.2 mmWS-TASV6.2 mm3.53 NMomentary Function3.5 mm1NO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 2.16N SMD WS-TASU 304-46-740 434333045822Tactile Switch 50 mA 12 VDC Momentary Function 1NO 2.16N SMD WS-TASU
CHF 20.40 (Exc. Vat)
Pack of 2 pieces
CHF 20.40
Würth Elektronik12 VDCPlungerNo50 mASMDBlack4.7 mmWS-TASU3.5 mm2.16 NMomentary Function1.65 mm1NO------------------
New to us
Micro Switch 1NO ON-OFF 0.59N 4.7x3.8mm 304-40-980 461011220101Micro Switch 1NO ON-OFF 0.59N 4.7x3.8mm
CHF 3.63 (Exc. Vat)
Pack of 2 pieces
CHF 3.63
Würth Elektronik-Plunger----3.8 mmWS-DESV4.7 mm0.59 NON-OFF3.8 mm1NO1 mAGull Wing TerminalPolyamide5 VMiniature-------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 3.43N SMD WS-TASV 304-40-979 434153017835Tactile Switch 50 mA 12 VDC Momentary Function 1NO 3.43N SMD WS-TASV
CHF 6.38 (Exc. Vat)
Pack of 10 pieces
CHF 6.38
Würth Elektronik12 VDCButtonNo50 mASMDBlue2.9 mmWS-TASV4.3 mm3.43 NMomentary Function1.7 mm1NO------------------
New to us
Tactile Switch 50 mA 16 VDC Momentary Function NO 2.54N SMD WS-TASV 304-40-977 434123025826Tactile Switch 50 mA 16 VDC Momentary Function NO 2.54N SMD WS-TASV
CHF 4.83 (Exc. Vat)
Pack of 10 pieces
CHF 4.83
Würth Elektronik16 VDCButtonNo50 mASMDWhite1.6 mmWS-TASV4.6 mm2.54 NMomentary Function2.5 mmNO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 2.55N Through Hole WS-TATU 304-40-976 431256083726Tactile Switch 50 mA 12 VDC Momentary Function 1NO 2.55N Through Hole WS-TATU
CHF 1.97 (Exc. Vat)
Pack of 5 pieces
CHF 1.97
Würth Elektronik12 VDCPlungerNo50 mAThrough HoleWhite7.4 mmWS-TATU6.55 mm2.55 NMomentary Function8.35 mm1NO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N SMD WS-TASV 304-40-975 430481035816Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N SMD WS-TASV
CHF 5.65 (Exc. Vat)
Pack of 10 pieces
CHF 5.65
Würth Elektronik12 VDCPushbuttonNo50 mASMDBlack6.2 mmWS-TASV6.2 mm1.57 NMomentary Function3.5 mm1NO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N SMD WS-TASV 304-40-974 430181038816Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N SMD WS-TASV
CHF 5.61 (Exc. Vat)
Pack of 10 pieces
CHF 5.61
Würth Elektronik12 VDCPushbuttonNo50 mASMDBlack4.5 mmWS-TASV4.5 mm1.57 NMomentary Function3.8 mm1NO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 2.55N SMD WS-TASV 304-40-973 430152080826Tactile Switch 50 mA 12 VDC Momentary Function 1NO 2.55N SMD WS-TASV
CHF 2.35 (Exc. Vat)
Pack of 5 pieces
CHF 2.35
Würth Elektronik12 VDCExtendedNo50 mASMDWhite6.2 mmWS-TASV6.2 mm2.55 NMomentary Function8 mm1NO------------------
New to us
DIP Switch WS-DISV, DIP, 2.54mm Pitch, Raised 304-40-972 418121270804DIP Switch WS-DISV, DIP, 2.54mm Pitch, Raised
CHF 4.34 (Exc. Vat)
Pack of 2 pieces
CHF 4.34
Würth Elektronik24 VRaised-25 mASMD-6.2 mmWS-DISV11.1 mm--3.62 mm--Gull Wing Terminal---2.54 mm885 °C-40 °CDIP4-------
New to us
DIP Switch Slide 3-Pin 2.54mm PCB Pins 304-40-971 418117270903DIP Switch Slide 3-Pin 2.54mm PCB Pins
CHF 2.85 (Exc. Vat)
Pack of 2 pieces
CHF 2.85
Würth Elektronik24 VDCSlide-25 mAThrough Hole-9.9 mmWS-DITV8.92 mm--5.7 mm--PCB Pins---2.54 mm385 °C-40 °CDIP3-------
New to us
DIP Switch Raised 2-Pin 2.54mm PCB Pins 304-40-970 418117270902DIP Switch Raised 2-Pin 2.54mm PCB Pins
CHF 2.64 (Exc. Vat)
Pack of 2 pieces
CHF 2.64
Würth Elektronik24 VRaised-25 mAThrough Hole-9.9 mmWS-DITV6.08 mm--5.7 mm--PCB Pins---2.54 mm285 °C-40 °CDIP2-------
New to us
DIP Switch Raised-Pin 2.54mm PCB Pins 304-35-131 418217270903ADIP Switch Raised-Pin 2.54mm PCB Pins
CHF 4.83 (Exc. Vat)
Pack of 2 pieces
CHF 4.83
Würth Elektronik24 VRaised-25 mAThrough Hole-9.68 mmWS-DITU8.92 mm--9.9 mm--PCB Pins---2.54 mm385 °C-40 °CDIP3-------
New to us
Slide Switch, ON-ON 304-33-224 452403012014Slide Switch, ON-ON
CHF 4.75 (Exc. Vat)
Pack of 2 pieces
CHF 4.75
Würth Elektronik6 VDCSlideNo300 mAPCB-5.5 mmWS-SLSV7.7 mm-ON-ON2.1 mm--PCB Pins---------Straight------
New to us
Slide Switch, 1CO, ON-OFF 304-33-223 450404015514Slide Switch, 1CO, ON-OFF
CHF 3.54 (Exc. Vat)
Pack of 5 pieces
CHF 3.54
Würth Elektronik5 VDCSlideNo300 mASMD-2.7 mmWS-SLSU6.7 mm-ON-OFF1.4 mm1CO-Gull Wing Terminal---1.5 mm------------
New to us
Tactile Switch 50 mA 12 V Momentary Function NO 1.57N SMD WS-TASU 304-33-222 436333033816Tactile Switch 50 mA 12 V Momentary Function NO 1.57N SMD WS-TASU
CHF 3.89 (Exc. Vat)
Pack of 5 pieces
CHF 3.89
Würth Elektronik12 VPushbuttonNo50 mASMDBlack3.4 mmWS-TASU4.5 mm1.57 NMomentary Function3.3 mmNO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 3.53N SMD WS-TASV 304-33-221 434121050836Tactile Switch 50 mA 12 VDC Momentary Function 1NO 3.53N SMD WS-TASV
CHF 3.69 (Exc. Vat)
Pack of 10 pieces
CHF 3.69
Würth Elektronik12 VDCPushbuttonNo50 mASMDSalmon6 mmWS-TASV3.5 mm3.53 NMomentary Function5 mm1NO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 3.53N SMD WS-TASV 304-33-219 430451025836Tactile Switch 50 mA 12 VDC Momentary Function 1NO 3.53N SMD WS-TASV
CHF 3.73 (Exc. Vat)
Pack of 10 pieces
CHF 3.73
Würth Elektronik12 VDCPushbuttonNo50 mASMDSalmon6.2 mmWS-TASV6.2 mm3.53 NMomentary Function2.5 mm1NO------------------
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N SMD WS-TASV 304-33-218 430182080816Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N SMD WS-TASV
CHF 5.61 (Exc. Vat)
Pack of 10 pieces
CHF 5.61
Würth Elektronik12 VDCExtendedNo50 mASMDBlack6.2 mmWS-TASV6.2 mm1.57 NMomentary Function8 mm1NO------------------
New to us
DIP Switch Raised 4-Pin 2.54mm PCB Pins 304-33-217 418117270904DIP Switch Raised 4-Pin 2.54mm PCB Pins
CHF 2.59 (Exc. Vat)
Pack of 2 pieces
CHF 2.59
Würth Elektronik24 VRaised-25 mAThrough Hole-9.9 mmWS-DITV11.16 mm--5.7 mm--PCB Pins---2.54 mm485 °C-40 °CDIP4-------
New to us
Rocker Switch, 28V, 10 A, NO, 250V, ON-OFF, IP65, Black 302-21-720 471006268143Rocker Switch, 28V, 10 A, NO, 250V, ON-OFF, IP65, Black
CHF 6.54 (Exc. Vat)
Per piece
CHF 6.54
Würth Elektronik-RockerNo10 APanel MountBlack19.8 mmWS-RSTV19.8 mm-ON-OFF22.2 mmNO-Blade Terminal, 4.8 x 0.8 mmPolyamide28 V--------250 V120.2 mmIP65I-O (White)-
New to us
Rocker Switch, 16 A, 2NO, 250V, ON-OFF, Black 301-42-322 471016264143Rocker Switch, 16 A, 2NO, 250V, ON-OFF, Black
CHF 5.40 (Exc. Vat)
Per piece
CHF 5.40
Würth Elektronik-Rocker-16 APanel MountBlack15 mmWS-RSTV21 mm-ON-OFF18.5 mm2NO-Quick Connect Terminal, 4.8 mmPolyamide 6.6---------250 V2--I-O (White)12.9 x 19.2 mm
New to us
Rocker Switch, 16 A, 1NO, 250V, ON-OFF, Black 301-42-321 471001264143Rocker Switch, 16 A, 1NO, 250V, ON-OFF, Black
CHF 3.95 (Exc. Vat)
Per piece
CHF 3.95
Würth Elektronik-Rocker-16 APanel MountBlack15 mmWS-RSTV21 mm-ON-OFF18.5 mm1NO-Quick Connect Terminal, 4.8 mmPolyamide 6.6---------250 V1--I-O (White)12.9 x 19.2 mm
New to us
Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N Through Hole WS-TATV 301-42-288 430476085716Tactile Switch 50 mA 12 VDC Momentary Function 1NO 1.57N Through Hole WS-TATV
CHF 0.57 (Exc. Vat)
Per piece
CHF 0.57
Würth Elektronik12 VDCPushbuttonNo50 mAThrough HoleBlack12 mmWS-TATV12 mm1.57 NMomentary Function8.5 mm1NO------------------