WEIPU Cable Connector Power 3-Pin & 4-Pin — Rugged Industrial Power Connectors

WEIPU 3-pin and 4-pin power cable connectors offer rugged, IP69K-rated performance for industrial, medical, and renewable energy use. Reliable, quick OEM/ODM support, global certifications, and rapid prototypes. Contact salse01@weipu-group.com.
Material
Metal
IP Rating
IP67
Pin Count
1-10 Pin
11-20 Pin
21-30 Pin
31-40 Pin
Rated Current
≤5A
5-9A
10-30A
50-60A
Product Series
SA Series
Termination Method
Screw
Crimping
Soldering
Coupling Method
Push-pull
INQUIRY
Product Description

WEIPU Cable Connector Power 3-Pin & 4-Pin Overview

WEIPU cable connector power 3-pin 4-pin series delivers dependable power connections for demanding industrial environments. Designed for easy mating, secure locking, and long service life, these circular power connectors are ideal where reliability matters most. Backed by WEIPU’s nearly 30 years of expertise and global certifications, you get a product engineered for performance and safety.

Key Features

  • Rugged design with IP69K protection for washdown and harsh outdoor use
  • Available in 3-pin and 4-pin power configurations for flexible wiring needs
  • Secure locking mechanism to prevent accidental disconnection
  • Compact circular form factor that fits tight spaces
  • Wide temperature tolerance and materials suitable for industrial, medical, and renewable energy applications
  • OEM/ODM and rapid prototyping: samples in 7–15 days

Why Choose WEIPU 3-Pin & 4-Pin Power Connectors

WEIPU combines independent R&D and vertically integrated manufacturing to ensure every connector meets stringent quality standards. As a principal drafter of the GB/T 11918-2014 national standard and holder of IRIS and IATF 16949 certifications, WEIPU guarantees that cable connector power 3-pin 4-pin products are trustworthy for mission-critical systems.

Benefits at a Glance

  • High reliability: engineered for continuous operation in challenging conditions
  • Easy installation: intuitive mating, clear pin arrangements (3-pin and 4-pin)
  • Safety assured: materials and testing aligned with top global standards
  • Flexible sourcing: customized solutions and quick-turn prototypes to accelerate product launches
  • Global support: 30,000+ customers across 130 countries

Typical Applications

These cable connector power 3-pin 4-pin units are widely used in:

  • Industrial automation and smart manufacturing
  • Renewable energy systems and power distribution
  • Medical equipment requiring durable, sterilizable connectors
  • Rail transit and transportation systems
  • Outdoor lighting and heavy-duty machinery

Technical & Ordering Information

WEIPU offers over 70,000 specifications including circular and heavy-duty connectors. For specific pinouts, current ratings, or custom shells, contact our sales team. We support IP69K protection levels and high-current solutions up to industry-leading ratings through our broader product lines.

Fast Support & Contact

Purchase, customization, and technical inquiries are handled quickly by our global team. For quotes and samples, email salse01@weipu-group.com or call +86-020-80501102. Visit our website for full catalogs and certifications: https://www.weipu-group.com/

Choose WEIPU cable connector power 3-pin 4-pin for a reliable, easy-to-install power connection that supports your most demanding projects.

Product Image

  • SA2810/P SA2810/S Cable connector IP67 2
  • SA2810/P SA2810/S Cable connector IP67 3
  • SA2810/P SA2810/S Cable connector IP67 4

Certificate display

  • CE-Certification

    CE-Certification

  • ISOTS-221632017Certification

    ISOTS-221632017Certification

  • TUV-Certification

    TUV-Certification

Question you may concern

What are the advantages of black nickel-plated zinc alloy shell compared with ordinary zinc alloy shell?

Compared with ordinary zinc alloy shells, black nickel-plated shells have two core advantages: first, the black nickel plating layer has stronger corrosion resistance, which can better adapt to humid, salty, and other corrosive environments; second, the black nickel appearance is more elegant and textured, which is more suitable for the matching needs of high-end industrial equipment. At the same time, the mechanical strength of the zinc alloy base material is retained, ensuring structural stability.

Can the SY series connectors be used for signal transmission and power supply at the same time?

Yes. The SY series supports simultaneous power supply and signal transmission under the premise of matching the rated parameters (voltage/current). It is recommended to reasonably arrange the pin layout during customization to avoid mutual interference between power and signal lines.

Why does the WY Series have two different temperature ranges?

The dual temperature ranges are designed to match different application scenarios. The -40°C~+85°C range is for power transmission scenarios, where equipment may generate higher heat; the -20°C~+70°C range is optimized for signal/data transmission scenarios, ensuring the stability of sensitive electronic signals within a suitable temperature range.

How to select the appropriate protection level for Weipu Combined Distribution?

It is recommended to select based on the actual application environment: 1) Indoor/semi-outdoor environments with general dust and splashing water: IP44-IP54; 2) Outdoor environments with heavy rain and strong dust: IP65-IP67; 3) Environments with long-term immersion or extreme corrosion: IP68. Our technical team can also provide customized selection suggestions based on specific scene details.

If you have any questions about our goods or services, please feel free to contact us.

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PRODUCTS
Guangdong WEIPU Electric Appliance Co., Ltd.
Weipu Building, No. 111, Baihua Road, Liwan District, Guangzhou, Guangdong, China.
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