Limit switches

Limit switches are devices that control how far something can move. They ensure that a moving part of a machine stops when it reaches its furthest point. This prevents parts from going too far and possibly breaking or causing problems.

Tactile switches Rocker switches Dip switch Rotary encoder switches Lock switches Slide switches Tumble switches Arcade switches Limit switches Control switches

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Snap-Action Switch with 50mm Lever: 3-Pin, SPDT, 5A Pololu #1403 This single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch, but the long lever arm makes it especially useful as a tactile bump sensor for your robot (e.g whiskers or antennae).
In stock
€ 2,45 Incl. VAT
Snap-Action Switch with 16.3mm Roller Lever: 3-Pin, SPDT, 5A Pololu #1404 This single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch or tactile bump sensor for your robot. The switch body dimension is 20.0 x 6.4 x 10.2 mm, and the 16.3mm lever arm is has a roller at the tip.
In stock
€ 2,25 Incl. VAT
Snap-Action Switch with 15.6mm Bump Lever: 3-Pin, SPDT, 5A Pololu #1405 This single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch or tactile bump sensor for your robot. The switch body dimension is 20.0 x 6.4 x 10.2 mm, and the 15.6mm lever arm has a semicircular bump at the tip that simulates a roller.
In stock
€ 2,40 Incl. VAT
Mini Snap-Action Switch with 13.5mm Lever: 3-Pin, SPDT, 1A Pololu #1528 This miniature single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch or as a small tactile bump sensor for your robot. The switch body dimension is 12.8 × 6.0 × 6.5 mm, and the lever arm is 13.5 mm long.
In stock
€ 1,40 Incl. VAT
End stop switch (2 pieces) Whadda #WPM327 This end stop switch makes it possible to detect the opening of doors, obstacles for robots and the end positions in 3D printers.
In stock
€ 7,95 Incl. VAT
Mini Microswitch - SPDT (Offset Lever, 2-Pack) Sparkfun #COM-13014 Get the 2-Pack Mini Microswitch - SPDT with a 20mm offset lever, perfect for sliders, 3D printers, or robotics. Compact size, robust 5A at 250VAC rating, and distinctive 'clicky' feedback.
In stock
€ 5,15 Incl. VAT
Mini limit switch - 5 pcs A set of 5 mini limit switches with a maximum load of AC 125V 1A, ideal for position and speed detection in a variety of electronic projects.
Out of stock
€ 3,10 Incl. VAT
5A Micro limit switch with roller - 5 pcs This set contains 5 micro limit switches. These micro limit switches have a roller to protect the surface it hits. The switches are suitable for a voltage of up to 250V and a current of 5A.
Out of stock
€ 4,00 Incl. VAT
Snap-Action Switch with 16.7mm Lever: 3-Pin, SPDT, 5A Pololu #1402 This single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch or tactile bump sensor for your robot.
Delivered in 5 to 14 days
€ 2,45 Incl. VAT
Microswitch - 3-terminal Sparkfun #COM-09506 Get the reliable and compact Sparkfun 3-terminal microswitch. Ideal for DIY projects and robotics with a rated 10,000 clicks. High resistance, lightweight and easy to install.
Delivered in 5 to 10 days
€ 1,75 Incl. VAT
Mini Microswitch - SPDT (Roller Lever) Sparkfun #COM-18161 Get the compact and powerful Sparkfun KW4-Z5F Roller Microswitch, perfect for logic level circuits and power duty switching up to 16.1 A and 250 Vac.
Delivered in 5 to 10 days
€ 1,95 Incl. VAT

The 3 most popular Limit switches

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Snap-Action Switch with 16.3mm Roller Lever: 3-Pin, SPDT, 5A € 2,25 View product
Snap-Action Switch with 50mm Lever: 3-Pin, SPDT, 5A € 2,45 View product
Mini Snap-Action Switch with 13.5mm Lever: 3-Pin, SPDT, 1A € 1,40 View product

Switches to turn the power on and off within a circuit with a key, limit switch or push button.

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