Subminiature Push button Switch SPST
TS-21
TS40-P Sub-miniature Pushbutton Switches
This tiny pushbutton switch comes with PC and panel mount models. Single pole single throw. Subminiature size - capable of switching 1 AMP. It is perfect for Telecommunications and networking equipment, Instrumentation and controls, Computers and peripherals.
Features
- Circuit: SPST
- Function: Off-Mom
Specification
- Contact Rating: Q: 1A @120 VAC or 28 VDC
- Life Cycle: 50,000 make and break cycles at full load
- Contact Resistance: 20 mΩ max. initial @2-4 VDC, 100 mA
- Insulation Resistance: 1,000 MΩ min.
- Dielectric Strength: 1,500 V RMS @ sea level.
- Operating Temperature: -30°C to 85°C
Materials
- CASE: Diallyl phthalate (DAP)
- PLUNGER: Thermopastic polyester
- BUSHING: Copper alloy, nickel plated
- HOUSING: Stainless Steel
- CONTACT & TERMINAL: Copper alloy, silver plated
- SWITCH SUPPORT: Copper alloy, tin-plated

Product Drawings

Application
- Instrumentation and controls
- Telecommunication equipment
- Computer peripherals
- Youtube
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Details- Files Download
Need a Space-Saving Pushbutton Switch That Won't Compromise on Switching Capacity?
Our TS-21 subminiature pushbutton switch solves the critical challenge of limited PCB space in telecommunications equipment. Despite its tiny footprint, it delivers full 1 AMP switching capacity at 120 VAC with 50,000-cycle reliability. With both PC and panel mount options plus UL/CUL certification, it's the perfect solution for next-generation networking devices. Request technical specifications and samples to see how our 30 years of manufacturing expertise can optimize your telecom designs.
Backed by Salecom's 30 years of professional switch manufacturing expertise, the TS-21 subminiature pushbutton switch offers exceptional reliability with 50,000 make-and-break cycles at full load and operates flawlessly across temperatures from -30°C to 85°C. The nickel-plated copper alloy bushing and stainless steel housing provide superior durability, while the dielectric strength of 1,500V RMS ensures safe operation in demanding environments. Whether you're designing networking equipment, industrial controls, or precision instrumentation, this subminiature switch delivers the perfect combination of compact size, switching capacity, and long-term reliability that leading global brands trust. Contact us today to learn how our TS-21 pushbutton switch can enhance your product design.








