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JST SRSF21T250A Contact Component

The SRSF21T250A is a high-quality contact component designed for relay or switch assemblies, enabling reliable electrical connections and switching capabilities. It features a tin-plated copper alloy contact material, with an insulation resistance of at least 1,000 MQ, and withstands voltage of up to 2,000 VAC. Suitable for wire sizes from AWG #22 to #12, it ensures stable performance under continuous operation across temperature ranges from -40°C to +105°C. Its robust design makes it ideal for industrial automation and control systems, ensuring long-term durability and reliable connectivity.

Authorized Distributors
Source:DigiKey
Part No:SRSF-21T-250A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.04246
Buy/RFQ:
Part No:SRSF-21T-250A
Stock:12529
Inv Date:06-12-2026
Price: Unit price: $0.19
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Part No:SRSF-21T-250A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.0375
Buy/RFQ:
Part No:SRSF-21T-250A
Stock:5000
Inv Date:06-11-2026
Price: Unit price: $0.0922
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JST SRSF21T250A Contact Component Specifications:

  • Current rating: 20 AAC, DC max.
  • Voltage rating: 250 V AC, DC max.
  • Temperature range: -40°C to +105°C
  • Insulation resistance: 1,000 MQ min.
  • Withstanding voltage: 2,000 VAC/minute
  • Applicable wire: AWG #22 to #12
  • Applicable tab: 0.8 mm thick
  • Contact resistance: Refer to manufacturer instructions
  • Contact material: Tin-plated copper alloy
  • RoHS compliant

Buy the JST Series SRSF Contact: SRSF21T250A

Purchase the JST SRSF21T250A contact online today to equip your relay and switch assemblies with a durable, reliable, and high-performance component. Engineered with tin-plated copper alloy, it offers excellent electrical connectivity and resistance to environmental factors across temperature ranges from -40°C to +105°C. Supporting wire sizes from AWG #22 to #12 and rated for 250 V, this contact ensures stable operation in industrial automation, control systems, and switching applications. Order now for fast delivery and quality assurance, enhancing your project's reliability.

Order your JST SRSF21T250A contact today and ensure reliable connectivity in your relay or switch assemblies with high durability and stability.

Frequently Asked Questions

Where can I buy JST SRSF21T250A?

You can click on the BUY or RFQ button to purchase SRSF21T250A from an authorized JST distributor.

How do I troubleshoot issues or seek technical support for part SRSF21T250A?

You can download the SRSF21T250A datasheet or visit the JST website for support.

Who is the manufacturer of SRSF21T250A?

JST

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