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JST SWPJT21TP05A waterproof connector

The WPJ series connector offers versatile, waterproof, and durable electrical connections suited for both waterproof and non-waterproof conditions. Designed for 22-18 AWG stranded or solid wires, it features a crimp-style contact with a 5.0mm pitch, rated at 7A AC/DC and 300V. Its compact, IPX7-rated housing with rubber sealing ensures reliable ingress protection. Suitable for industrial and outdoor applications, this connector complies with RoHS and includes an inner locking system for secure connections, making it ideal for various harsh environments.

Authorized Distributors
Source:DigiKey
Part No:SWPJT-21T-P0.5A
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.04179
Buy/RFQ:
Part No:SWPJT-21T-P0.5A
Stock:10420
Inv Date:05-29-2026
Price: Unit price: $0.07237
Buy/RFQ:

JST SWPJT21TP05A waterproof connector Specifications:

  • Current rating: 7A AC, DC (AWG #18)
  • Voltage rating: 300V AC, DC
  • Temperature range: -25°C to +85°C
  • Contact resistance: Initial value/10mΩ max, after testing/20mΩ max
  • Insulation resistance: ≥ 1,000MΩ
  • Withstanding voltage: 1,500V AC/minute
  • Applicable wire: Conductor size AWG #22 to #18
  • Outer diameter: 1.52 to 2.88mm
  • Insulation O.D.: 2.32 to 2.88mm
  • Terminal material: Copper alloy tin-plated
  • Housing material: Glass-filled PBT, UL94V-0, natural
  • Waterproof grade: IPX7 (IEC 60529)
  • Receptacle housing: Silicon rubber, green
  • Connector pitch: 5.0mm
  • RoHS compliant
  • Rated for environmental conditions including temperature rise

Buy the JST Series WPJ Waterproof Connector: SWPJT21TP05A

Purchase the JST WPJ waterproof connector SWPJT21TP05A online today. Designed for 22-18 AWG wires, it features a 5mm pitch, IPX7 waterproof protection, and RoHS compliance. Ideal for outdoor and industrial applications, this durable, compact connector ensures secure electrical connections in extreme conditions. The connector's reliable sealing, lock system, and corrosion-resistant materials make it perfect for demanding environments. Order now to benefit from fast shipping and trusted quality, ensuring your projects maintain optimal performance and safety.

Get JST WPJ waterproof connector SWPJT21TP05A today—built for reliable, waterproof electrical connections in harsh environments.

Frequently Asked Questions

Where can I buy JST SWPJT21TP05A?

You can click on the BUY or RFQ button to purchase SWPJT21TP05A from an authorized JST distributor.

How do I troubleshoot issues or seek technical support for part SWPJT21TP05A?

You can download the SWPJT21TP05A datasheet or visit the JST website for support.

Who is the manufacturer of SWPJT21TP05A?

JST

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