Omron Black Tactile Switch Plunger, 0.7 mm, SPST 50mA 24 V dc, Surface
- RS Stock No.:
- 794-4070
- Mfr. Part No.:
- B3U-3000PM
- Brand:
- Omron
Subtotal (1 pack of 5 units)*
£4.73
(exc. VAT)
£5.675
(inc. VAT)
FREE delivery for orders over £60.00
In Stock
- 70 unit(s) ready to ship
- Plus 150 unit(s) shipping from 11 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 5 + | £0.946 | £4.73 |
*price indicative
- RS Stock No.:
- 794-4070
- Mfr. Part No.:
- B3U-3000PM
- Brand:
- Omron
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Omron | |
| Contact Configuration | SPST | |
| Product Type | Tactile Switch | |
| Terminal Type | Surface Mount | |
| Switch Operation | Momentary | |
| Actuator Colour | Black | |
| Length | 4mm | |
| Actuator Length | 0.7mm | |
| Width | 3.2mm | |
| Illuminated | No | |
| Actuator Orientation | Straight | |
| Contact DC Voltage | 24V dc | |
| Minimum Operating Temperature | 70°C | |
| Mount Type | Surface | |
| Actuator Style | Plunger | |
| Switch Configuration | Off-Mom | |
| Maximum Operating Temperature | -25°C | |
| Switch Contact Current | 50mA | |
| Series | B3U3 | |
| Standards/Approvals | RoHS | |
| Operating Force | 1.59N | |
| Height | 1.2mm | |
| Mechanical Life | 100000Operations | |
| Select all | ||
|---|---|---|
Brand Omron | ||
Contact Configuration SPST | ||
Product Type Tactile Switch | ||
Terminal Type Surface Mount | ||
Switch Operation Momentary | ||
Actuator Colour Black | ||
Length 4mm | ||
Actuator Length 0.7mm | ||
Width 3.2mm | ||
Illuminated No | ||
Actuator Orientation Straight | ||
Contact DC Voltage 24V dc | ||
Minimum Operating Temperature 70°C | ||
Mount Type Surface | ||
Actuator Style Plunger | ||
Switch Configuration Off-Mom | ||
Maximum Operating Temperature -25°C | ||
Switch Contact Current 50mA | ||
Series B3U3 | ||
Standards/Approvals RoHS | ||
Operating Force 1.59N | ||
Height 1.2mm | ||
Mechanical Life 100000Operations | ||

Ultra-small Tactile Switches
One of industry's smallest surface mount switches, enabling extremely high density mounting on PCB's
Dust-proof construction provides high reliability in dusty environments
Available in top actuated (419-867) or side actuated (419-861) versions
Supplied in strips of 25, on embossed taping
Typical applications include Bluetooth headsets, hearing aids, laser pointers, blood sugar meters, cycling computers etc
Weight approx 0.022g
