# Mini Snap-Action Switch with 13.5mm Lever: 3-Pin, SPDT, 1A

**Type:** Product page · **SKU:** POLOLU-1528 · **Brand:** [Pololu](https://core-electronics.com.au/brands/pololu-australia)
**Page:** https://core-electronics.com.au/mini-snap-action-switch-with-13-5mm-lever-3-pin-spdt-1a.html ([markdown](https://core-electronics.com.au/mini-snap-action-switch-with-13-5mm-lever-3-pin-spdt-1a.html.md))

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.

## Pricing

- **Price:** $2.30 (inc GST) — $2.09 AUD, exc GST
- **Quantity discounts:** 10+ $2.01 (exc GST) · 25+ $1.95 (exc GST)

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 9 today, and up to 2100 more in 4–7 days.

## Description

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 (0.50" × 0.24" × 0.26"), and the lever arm is 13.5 mm (0.53") long. This three-pin switch can also be used as a two-pin single-pole, single-throw (SPST) switch that is open or closed by default, depending on which two pins are used.

| [![](https://core-electronics.com.au/attachments/localcontent/0J9675_605680428cf.jpg)](https://core-electronics.com.au/attachments/localcontent/0J9675_87070296ed0.png) |
|---|
| Dimensions (in mm) of mini snap-action switch with 13.5mm lever. |

For a more sophisticated tactile sensor, see Pololu's [force-sensing resistors](https://core-electronics.com.au/force-sensing-resistor-0-6-diameter-circle.html).

**People often buy this product together with:**

| [![Mini Pushbutton Switch: PCB-Mount, 2-Pin, SPST, 50mA (5-Pack)](https://core-electronics.com.au/attachments/localcontent/0J1997_24347824d8.jpg)](https://core-electronics.com.au/mini-pushbutton-switch-pcb-mount-2-pin-spst-50ma-5-pack.html) | [Mini Pushbutton Switch: PCB-Mount, 2-Pin, SPST, 50mA (5-Pack)](https://core-electronics.com.au/mini-pushbutton-switch-pcb-mount-2-pin-spst-50ma-5-pack.html) |
|---|---|

| [![Snap-Action Switch with 16.7mm Lever: 3-Pin, SPDT, 5A](https://core-electronics.com.au/attachments/localcontent/0J2201_33991dec13.jpg)](https://core-electronics.com.au/snap-action-switch-with-16-7mm-lever-3-pin-spdt-5a.html) | [Snap-Action Switch with 16.7mm Lever: 3-Pin, SPDT, 5A](https://core-electronics.com.au/snap-action-switch-with-16-7mm-lever-3-pin-spdt-5a.html) |
|---|---|

| [![Snap-Action Switch with 50mm Lever: 3-Pin, SPDT, 5A](https://core-electronics.com.au/attachments/localcontent/0J2202_2749f63037.jpg)](https://core-electronics.com.au/snap-action-switch-with-50mm-lever-3-pin-spdt-5a.html) | [Snap-Action Switch with 50mm Lever: 3-Pin, SPDT, 5A](https://core-electronics.com.au/snap-action-switch-with-50mm-lever-3-pin-spdt-5a.html) |
|---|---|

**Dimensions**

 | Size: | 12.8 × 5.8 × 6.5 mm |
|---|---|
| Weight: | 0.6 g |

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/p/o/pololu-1528-1.jpg)