4Pins Industrial Rectangular Connector
This slim 4 pins connector saves space in tight installations. It
works with 1.0-2.5mm² wires and handles up to 10A power. The design
includes 4 power pins and 1 ground pin for safety. Made from tough
gray plastic with silver-plated contacts, it fits Harting 3A
series. The screw terminals keep wires secure (0.25Nm torque).
Perfect for control cabinets in heating equipment.
Technical Characteristics
| Specifications | Standards |
|---|
| Number of contacts | 4 |
| Rated Current | 10A |
| Rated Voltage Conductor-conductor | 400V |
| Rated Impulse Voltage | 4kV |
| Rated Voltage Acc.to UL Csa | 600V |
| Material | Polycarbonate |
| Mechanical Working Life-mating Cycles | ≥500 |
| Contacts | Copper Alloy |
| Contact Material | Hard-silver Plated |
Product Drawings
HA-004-M
HA-004-F
Product Overview
Polycarbonate (PC) is an excellent material for heavy-duty
connector inserts, combining high mechanical strength with heat
resistance (up to 125 °C) and outstanding electrical insulation.
Its impact resistance, dimensional stability, and UL94 V-0 flame
retardancy ensure reliable performance in demanding applications
such as automotive, industrial, and renewable energy sectors.
Professional Testing
Temperature Testing Bed
Our products go through strict quality testing to ensure high
standards. We test for corrosion resistance using salt spray, check
environmental durability with constant heat and humidity, and
verify outdoor performance with waterproof and UV resistance tests.
We also evaluate connector reliability through insertion and
extraction force tests, along with other thorough quality checks.
Excellent Team
Our united team is our greatest strength. At ZJHK, we work together
across all departments, communicating openly to achieve success. We
support each other, making sure projects run smoothly and crises
are handled well. This teamwork helps us solve problems quickly and
stay strong in any situation.
Certifications
Zhejiang Haoke has passed ISO9001, ISO14001 and ISO45001 system
certifications, and its products hold international certificates
such as UL, CE, CQC, EAC, UKCA and RoHS, meeting the access
requirements of markets in Europe, America and Asia.
Frequently Asked Questions
If I'm interested in your products when I can receive your
quotation and detail information after send the enquiry?
All your inquiry will be replied in 24 hours. More information,
please contact us any time!
Which countries do you mainly export to?
Our products exported to nearly 80 countries, such as Germany,
France, UK, Italy, Russia, South Korea.
How to order?
Please email us your purchase order and we will send you a
quotation and a proforma invoice.
Can you make customization for special requirements, such as top
entry with two holes?
Yes, customization is welcomed. We will determine whether
customization is possible based on your requirements.