3P Female Connector Wire-to-Board Circular Terminal Connector | Electronic Power Signal PCB Connector Customized
Product Description
This 3-Pin Female Wire-to-Board Circular Connector is designed for stable electrical and signal transmission in compact electronic devices. The connector features a Ø7.00 mm circular housing and high-precision female terminals with nickel and gold/tin plating, ensuring excellent conductivity, corrosion resistance, and long-term reliability. The through-hole structure provides solid PCB mounting, suitable for applications requiring durable mating cycles and secure mechanical retention.
With high insulation resistance, low contact resistance, and compliance with RoHS 2.0 + REACH, this connector is ideal for power supply modules, sensor interfaces, industrial control boards, lighting equipment, communication devices, and various customized wiring harness solutions.
| Product Type | 3P Female Wire-to-Board Circular Connector |
| Pin Count | 3 Pins |
| Contact Type | Female Terminals (Gold Plating Test Points) |
| Housing Diameter | Ø7.00 mm (front view) |
| Pin Diameter | Ø1.00 mm REF |
| Overall Height | 14.45 ± 0.30 mm |
| Mounting Style | Through-hole / PCB soldering |
| Pitch (Between Pins) | 3.50 mm |
| Base Thickness | 6.50 mm |
| Contact Resistance | Low resistance (per drawing spec) |
| Withstand Voltage | No breakdown under specified test conditions |
| Insulation Resistance | High insulation per test requirements |
| Terminal Plating | Nickel plating (Ni) + Tin / Gold plating area |
| Salt Spray Test | Required per drawing specifications |
| Compliance | RoHS 2.0 + REACH |
Applications
Power signal transmission in compact devices
PCB modules in industrial control systems
LED lighting and driver boards
Communication equipment & smart devices
Custom wiring harnesses for automotive or machinery
Sensors & low-voltage electronic circuits
Precautions
Ensure the PCB hole size and layout match the connector dimensions.
Avoid excessive insertion force to protect female terminals.
Follow recommended soldering temperatures to prevent housing deformation.
Plating and environmental resistance may vary depending on the selected finish.
Store in a dry, dust-free environment to maintain terminal conductivity.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.