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JST SJWPST21TM10N Waterproof Connector

The JWPS Waterproof Series is a disconnectable crimp-style wire-to-wire connector with tin-plated contacts suitable for 22-18 AWG wire. It features a 4.0mm pitch, offering waterproof performance with grade 7 ingress protection according to JIS C 0920 (IPX7 IEC 60529). Designed with a contained seal ring, solid rubber seal, double-spring construction, housing-to-terminal locks, and mis-mating prevention key, it ensures reliable, corrosion-resistant connections for demanding electrical and waterproof applications, compliant with RoHS standards and rated at 300V AC/DC with current ratings up to 6 AAC/DC for larger wires.

Authorized Distributors
Source:Newark
Part No:SJWPST-21T-M1.0N
Stock:755
Inv Date:05-29-2026
Price: Unit price: $0.036
Buy/RFQ:
Source:DigiKey
Part No:SJWPST-21T-M1.0N
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.07738
Buy/RFQ:
Part No:SJWPST-21T-M1.0N
Stock:4500
Inv Date:05-29-2026
Price: Unit price: $0.0806
Buy/RFQ:
Part No:SJWPST-21T-M1.0N
Stock:40990
Inv Date:05-29-2026
Price: Unit price: $0.1413
Buy/RFQ:

JST SJWPST21TM10N Waterproof Connector Specifications:

  • Current rating: 4 A AC, DC (AWG #22), 5 A AC, DC (AWG #20), 6 A AC, DC (AWG #18)
  • Voltage rating: 300 V AC, DC
  • Temperature range: -55°C to +85°C
  • Applicable wire: AWG #22 to #18, insulation O.D.: 1.75 to 2.5 mm
  • Waterproof grade: Grade 7 ingress protection of JIS C 0920 (IPX7 of IEC 60529)
  • Housing material: Glass-filled PBT, UL94V-0, with keying options (black, natural, blue)
  • Seal rubber: Silicone rubber, light blue or brown depending on model
  • Contact material: Copper alloy, tin-plated
  • Contacts quantity: varies with model, e.g., 2 or 4 positions
  • Connectors are crimp-style with applicable crimping tools and dies
  • RoHS compliant, recognized by UL (E60389), certified LR20812

Buy the Buy JST Waterproof Connector Part Number SJWPST21TM10N Online

Order the JST Waterproof Connector SJWPST21TM10N online today to enjoy fast delivery and secure, corrosion-resistant wire-to-wire connections suitable for outdoor, underwater, or wet environment applications. Designed with robust materials, it features a 4.0mm pitch, grade 7 waterproof protection, and tin-plated contacts for reliable electrical contact over a wide temperature range. Perfect for industrial, automation, or marine electrical systems where waterproof performance and durability are essential. Shop now and ensure your connections are protected and reliable in any environment.

Buy JST waterproof connector SJWPST21TM10N now and ensure reliable waterproof electrical connections in your projects.

Frequently Asked Questions

Where can I buy JST SJWPST21TM10N?

You can click on the BUY or RFQ button to purchase SJWPST21TM10N from an authorized JST distributor.

How do I troubleshoot issues or seek technical support for part SJWPST21TM10N?

You can download the SJWPST21TM10N datasheet or visit the JST website for support.

Who is the manufacturer of SJWPST21TM10N?

JST

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