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On May 19, 2025

04R-JWPF-VSLE-S I/O Connectors by JST – 4-Pin IP67

04R-JWPF-VSLE-S I/O Connectors by JST – Compact Waterproof Solutions for Automotive and Industrial Systems

The I/O Connectors 04R-JWPF-VSLE-S by JST are compact, waterproof connectors engineered for robust performance in automotive, industrial, and outdoor applications. With a small form factor and high sealing performance (IP67), these connectors are ideal for environments where space is tight and reliability is critical.

In this blog, we’ll explore the technical specifications, features, use cases, wiring configuration, and how you can download the datasheet or order this product directly from Xon Electronics. If you need high-performance connectivity in harsh environments, I/O Connectors by JST are a go-to solution.

Technical Specifications of 04R-JWPF-VSLE-S

Manufacturer: JST
Part Number: 04R-JWPF-VSLE-S
Type: I/O Connector Housing
Number of Positions: 4
Mounting Type: Free Hanging (In-Line)
Gender: Receptacle
Contact Type: Female Socket
Sealing Rating: IP67 (Dustproof & Waterproof)
Material: Nylon Resin (UL94V-0 Flame Rating)
Operating Temperature Range: -40°C to +85°C
Category: Connectors, I/O Connectors, Automotive/Waterproof Series

These connectors are part of JST’s JWPF series and are designed for use with sealed wire-to-wire applications, especially in tight spaces.

Key Features of 04R-JWPF-VSLE-S Connectors

Waterproof (IP67 Rated) – Reliable protection against dust, water, and environmental stress
Compact 4-Pin Housing – Saves space in dense wiring systems
Secure Latching Mechanism – Prevents disconnection under vibration
High Durability Materials – Resistant to heat, flame, and mechanical stress
Wire-to-Wire Compatibility – Works seamlessly with JWPF plug housing and JST crimp contacts

These benefits make the I/O Connectors by JST ideal for rugged applications that demand small size and strong sealing performance.

Applications of 04R-JWPF-VSLE-S

The 04R-JWPF-VSLE-S I/O Connectors by JST are widely used in:

Automotive Lighting and Sensor Systems
Motorcycles and Electric Scooters
HVAC Equipment and Outdoor Controls
Industrial Machinery and Robotics
Marine Electronics and GPS Modules
Agricultural and Construction Equipment

With their compact form and waterproof rating, I/O Connectors by JST are ideal for critical systems in harsh environments.

Wiring and Connection Overview

Connection Instructions:

Crimp compatible JST contacts onto wires using the recommended crimping tool
Insert wires into the 04R-JWPF-VSLE-S housing until a click is heard
Mate with the corresponding plug housing to complete the connection
Confirm seal integrity with JST’s standard assembly check process

These connectors are easy to assemble, and their small size makes them suitable for confined installation zones.

Use Case Scenario: LED Module Wiring in Compact Electric Scooter

Scenario: An e-mobility brand needed a small, waterproof connector for LED indicators in its electric scooter model.

Problem: Previous connectors failed in rainy weather and occupied too much space in the handlebar unit.

Solution: The 04R-JWPF-VSLE-S I/O Connectors by JST provided IP67 protection in a compact housing with secure latching.

Result: Reduced warranty claims, improved wiring efficiency, and enhanced customer satisfaction.

Download Datasheet for 04R-JWPF-VSLE-S

Need full mechanical drawings or part compatibility?

Download 04R-JWPF-VSLE-S Datasheet from Xon Electronics
(Insert product link when available)

Why Buy from Xon Electronics?

Xon Electronics offers a wide selection of I/O Connectors by JST, including the 04R-JWPF-VSLE-S model:

100% Genuine JST Products
Global Shipping – USA, India, Australia, Europe & More
Bulk Supply for OEMs and Contract Manufacturers
Technical Support for Design and Assembly
Fast, Secure Online Ordering Platform

Visit www.xonelec.com for high-reliability connectors delivered worldwide.

Conclusion

The 04R-JWPF-VSLE-S I/O Connectors by JST offer a dependable, compact, and waterproof solution for modern electronics and automotive systems. With proven sealing technology, high durability, and ease of use, they are trusted by engineers across industries. Available now at Xon Electronics with international shipping to the USA, India, Australia, Europe, and other countries.