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C&K COMPONENTS SPA04B In-line Package Switch

The SPA Series Single In-line Package Switches are compact, RoHS compliant switches designed for industrial and computer logic control applications. They feature a push-button actuator with a mechanical and electrical life of at least 1,000 cycles, contact resistance ≤50 mΩ, and operating temperature from -30°C to 60°C. Constructed with durable PPS and PBT materials, these switches offer reliable switching at 10 mA @ 5V DC and are supplied in rigid tubes for convenient automation assembly. Suitable for address, logic, and function control in various electronic systems.

Authorized Distributors
Source:DigiKey
Part No:SPA04B
Stock:8773
Inv Date:06-15-2026
Price: Unit price: $5.7
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Part No:SPA04B
Stock:296
Inv Date:06-16-2026
Price: Unit price: $5.47
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Part No:SPA04B
Stock:0
Inv Date:06-15-2026
Price: Unit price: $5.06
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Part No:SPA04B
Stock:1939
Inv Date:06-15-2026
Price: Unit price: $3.09
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Part No:SPA04B
Stock:1939
Inv Date:06-15-2026
Price: Unit price: $3.09
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Part No:SPA04B
Stock:0
Inv Date:06-15-2026
Price: Unit price: $3.1
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Part No:SPA04B
Stock:60
Inv Date:06-16-2026
Price: N/A
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C&K COMPONENTS SPA04B In-line Package Switch Specifications:

  • Contact Rating: Carry 10 mA @ 5VDC, Switching 0.1 mA @ 0.1m VDC min.
  • Mechanical and Electrical Life: 1,000 cycles min.
  • Contact Resistance: 50 mΩ max. @ 20 V DC 10mA.
  • Insulation Resistance: 100 MΩ min. @ 100 V DC.
  • Dielectric Strength: 1 minute @ 300 V AC.
  • Capacitance: 5pF max. between adjacent terminals.
  • Operating Temperature: -30°C to 60°C.
  • Storage Temperature: -30°C to 80°C.
  • Operating Force: 5.9 N max.
  • Materials: Base PPS UL94V-0, Cover PBT UL94V-0, Actuator Nylon UL94V-0, Contacts Beryllium copper with gold over nickel plate.
  • Termination: Dip & look solderability approved.
  • Packaging: Supplied in rigid tubes, varies by model.

Buy the Buy C&K SPA Series Single In-line Package Switches Part Number SPA04B Online

Experience reliable switching performance with the C&K SPA Series In-line Package Switch. Designed for industrial controls, logic switching, and electronic applications, this switch offers durability with a minimum of 1,000 cycles and a contact resistance below 50 milliohms. Its construction from UL94V-0 rated materials ensures safety and longevity across operating temperatures from -30°C to 60°C. Packaged in convenient tubes for easy automation, it is ideal for address decoding, function control, and logic switching, providing dependable operation in compact designs.

Get C&K SPA04B today—built for reliable contact switching in industrial electronics and automation systems.

Frequently Asked Questions

Where can I buy C&K COMPONENTS SPA04B?

You can click on the BUY or RFQ button to purchase SPA04B from an authorized C&K COMPONENTS distributor.

How do I troubleshoot issues or seek technical support for part SPA04B?

You can download the SPA04B datasheet or visit the C&K COMPONENTS website for support.

Who is the manufacturer of SPA04B?

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