C & K Black Tactile Switch Top, 4.2 mm, SPST 50 mA 12 V dc, Surface
- RS Stock No.:
- 233-9211
- Mfr. Part No.:
- RKB2SJK250SMTR LFS
- Brand:
- C & K
Bulk discount available
Subtotal (1 pack of 25 units)*
£3.70
(exc. VAT)
£4.45
(inc. VAT)
FREE delivery for orders over £60.00
In Stock
- Plus 2,275 unit(s) shipping from 04 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 25 - 75 | £0.148 | £3.70 |
| 100 - 475 | £0.135 | £3.38 |
| 500 - 975 | £0.118 | £2.95 |
| 1000 + | £0.103 | £2.58 |
*price indicative
- RS Stock No.:
- 233-9211
- Mfr. Part No.:
- RKB2SJK250SMTR LFS
- Brand:
- C & K
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | C & K | |
| Contact Configuration | SPST | |
| Product Type | Tactile Switch | |
| Terminal Type | J Bend | |
| Switch Operation | On-Off | |
| Actuator Colour | Black | |
| Actuator Length | 4.2mm | |
| Length | 4.2mm | |
| Illuminated | No | |
| Minimum Operating Temperature | -40°C | |
| Actuator Style | Top | |
| Contact DC Voltage | 12V dc | |
| Actuator Orientation | Top | |
| Mount Type | Surface | |
| Maximum Operating Temperature | 90°C | |
| Series | RK | |
| Standards/Approvals | RoHS | |
| Operating Force | 2.45N | |
| Height | 2.5mm | |
| Mechanical Life | 50000Operations | |
| Select all | ||
|---|---|---|
Brand C & K | ||
Contact Configuration SPST | ||
Product Type Tactile Switch | ||
Terminal Type J Bend | ||
Switch Operation On-Off | ||
Actuator Colour Black | ||
Actuator Length 4.2mm | ||
Length 4.2mm | ||
Illuminated No | ||
Minimum Operating Temperature -40°C | ||
Actuator Style Top | ||
Contact DC Voltage 12V dc | ||
Actuator Orientation Top | ||
Mount Type Surface | ||
Maximum Operating Temperature 90°C | ||
Series RK | ||
Standards/Approvals RoHS | ||
Operating Force 2.45N | ||
Height 2.5mm | ||
Mechanical Life 50000Operations | ||
This product is low profile micro miniature SMT top actuated tact switch with different choices of actuation force and long life cycle. The switch is ideal for applications that need a high density of components in limited PCB space, such as automotive key fob, navigation and health & medical devices. The compact top-actuated RK series comes in various product sizes. The RK series is available in 6 actuation forces, allowing customers easily integrate into different designs.
SMT termination
Hard actuator
180, 250, 350 And 500 gf Actuation Forces
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