TSS 21 R is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
TSS 21 R | |
|---|---|
DigiKey Part Number | 3746-TSS21RTR-ND - Tape & Reel (TR) 3746-TSS21RCT-ND - Cut Tape (CT) 3746-TSS21RDKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Part Number | TSS 21 R |
Description | SWITCH TACT 4.3MM RED |
Manufacturer Standard Lead Time | 10 Weeks |
Customer Reference | |
Detailed Description | Tactile Switch SPST-NO Top Actuated Surface Mount |
Datasheet | Datasheet |
Product Attributes
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Category | Actuator Height off PCB, Vertical 4.30mm |
Mfr | Actuator Orientation Top Actuated |
Series | Termination Style Gull Wing |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Outline 12.00mm x 12.00mm |
Part Status Active | Illumination Non-Illuminated |
Circuit SPST-NO | Operating Force 260gf |
Switch Function Off-Mom | Operating Temperature -25°C ~ 70°C |
Contact Rating @ Voltage 0.05A @ 12VDC | Actuator Material Thermoplastic |
Actuator Type Standard | Switch Travel 0.35mm |
Mounting Type | Base Product Number |
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Substitutes (1)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| TL3300DF260Q | E-Switch | 0 | EG4907TR-ND | $0.62000 | Parametric Equivalent |
In-Stock: 0
700 estimated in stock on 21-Jan-2027
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.54000 | $0.54 |
| 10 | $0.46700 | $4.67 |
| 25 | $0.43560 | $10.89 |
| 50 | $0.41220 | $20.61 |
| 100 | $0.38920 | $38.92 |
| 250 | $0.36056 | $90.14 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1,400 | $0.30797 | $431.16 |
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.


