B3U-3100PM-B is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
B3U-3100PM-B | |
|---|---|
DigiKey Part Number | Z5201TR-ND - Tape & Reel (TR) Z5201CT-ND - Cut Tape (CT) Z5201DKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Product Number | B3U-3100PM-B |
Description | SWITCH TACTILE SPST-NO 0.05A 12V |
Manufacturer Standard Lead Time | 26 Weeks |
Customer Reference | |
Detailed Description | Tactile Switch SPST-NO Side Actuated Surface Mount, Right Angle |
Datasheet | Datasheet |
EDA/CAD Models | B3U-3100PM-B Models |
Product Attributes
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Category | Termination Style SMD (SMT) Tab |
Mfr | Outline 4.00mm x 2.50mm |
Series | Illumination Non-Illuminated |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Operating Force 162gf |
Part Status Active | Ingress Protection Dust Proof |
Circuit SPST-NO | Features Grounding Pin |
Switch Function Off-Mom | Operating Temperature -25°C ~ 70°C |
Contact Rating @ Voltage 0.05A @ 12VDC | Switch Travel 0.20mm |
Actuator Type Rectangular Button | Mechanical Life 100,000 Cycles |
Mounting Type | Base Product Number |
Actuator Orientation Side Actuated |
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Additional Resources
Substitutes (3)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| B3U-3100P | Omron Electronics Inc-EMC Div | 0 | SW1023TR-ND | $0.60000 | Parametric Equivalent |
| B3U-3100P-B | Omron Electronics Inc-EMC Div | 0 | SW1103TR-ND | $1.17000 | Parametric Equivalent |
| B3U-3100PM | Omron Electronics Inc-EMC Div | 0 | 39-B3U-3100PMTR-ND | $0.91000 | Parametric Equivalent |
In-Stock: 0
1,000 estimated in stock on 12-Mar-2027
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $1.21000 | $1.21 |
| 10 | $1.16200 | $11.62 |
| 25 | $1.09240 | $27.31 |
| 100 | $0.94380 | $94.38 |
| 250 | $0.86008 | $215.02 |
| 500 | $0.79964 | $399.82 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1,000 | $0.62132 | $621.32 |
| 2,000 | $0.60413 | $1,208.26 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.


