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Welcome to HRB & HRBCN Connector, a trusted manufacturer of high-quality waterproof connectors. We specialize in durable and reliable lP67,IP68, IP69K-rated connector solutions designed for automotive, industrial, and outdoor applications. With precision manufacturing and strict quality control, we help ensure long-term performance in demanding environments.

IP67 waterproof connector for industrial applications
Home Waterproof Connector(lP67,IP68, IP69K)

lP67,IP68, IP69K Waterproof Connectors

HRB lP67,IP68, IP69K waterproof connectors are designed to provide reliable electrical connections in harsh environments where water, dust, and vibration are present. With excellent sealing performance and durable materials, these connectors are widely used in industrial equipment, automotive systems, outdoor lighting, and marine applications.


As a professional waterproof connector manufacturer, HRB offers standard and customized connector solutions to meet different voltage, current, and installation requirements.

High-Performance lP67,IP68, IP69K Waterproof Electrical Connectors

Key Features of HRB lP67,IP68, IP69K Waterproof Connectors

Our IP67 waterproof electrical connectors feature a robust housing, precision contacts, and advanced sealing technology. They ensure stable signal and power transmission even under extreme environmental conditions, helping reduce maintenance costs and system downtime.

circular waterproof electrical connector IP67

lP67,IP68, IP69K Waterproof & Dustproof Protection

Designed with advanced sealing technology, these connectors provide reliable IP67-rated waterproof and dustproof protection. They ensure stable electrical performance even in harsh environments exposed to moisture, dust, vibration, and temperature fluctuations. Ideal for automotive electronics, industrial automation, outdoor lighting, and other demanding applications.

Safe & Stable Electrical Connection

Engineered for secure and stable electrical connections, these connectors feature precision contacts and reliable locking mechanisms to minimize contact resistance. This design helps prevent signal loss, poor conductivity, and overheating, ensuring long-term performance in automotive, industrial, and outdoor applications.

panel mount IP67 waterproof connector

Technical Specifications

Below are the key technical specifications of our IP67 waterproof connectors, designed to help engineers and buyers quickly evaluate performance, reliability, and application suitability.

2.5mm pitch wire to board IP67 waterproof connector with right angle design

2.5mm Pitch Wire To Board Waterproof Connectors with Right Angle

Protection Rating: IP67 (IEC 60529)

Connector Type: Wire to Board, Right Angle

Pitch: 2.5mm

Current Rating: 3A (AC/DC)

Voltage Rating: 100V (AC/DC)

Operating Temperature: -55°C to +85°C

Wire Range: AWG 26–22

Insulation O.D.: 1.4–1.7mm

Contact Material: Copper Alloy, Tin Plated

Housing Material: PBT, UL94V-0


automotive IP67 waterproof electrical connector 2.5mm pitch

Automotive Waterproof Connectors of 2.5mm Pitch

Protection Rating: IP67

Application: Automotive Electrical Systems

Pitch: 2.5mm

Current Rating: 3A (AC/DC)

Voltage Rating: 100V (AC/DC)

Operating Temperature: -55°C to +85°C

Wire Range: AWG 26–22

Insulation O.D.: 1.4–1.7mm

Contact System: Brass Tab & Copper Alloy Receptacle, Tin Plated

Housing Material: High-Performance Engineering Plastic

3.0mm pitch panel mount IP67 waterproof connector for industrial equipment

HRB 3.0mm Waterproof Connector with Panel Type

Protection Rating: IP67

Connector Type: Panel Mount

Pitch: 3.0mm

Current Rating: 10A (AC/DC)

Voltage Rating: 250V (AC/DC)

Withstand Voltage: 1500V AC / 1 Minute

Operating Temperature: -40°C to +130°C

Housing Material: PBT, UL94V-0

Design Feature: Compact Structure for Easy Installation

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Applications of lP67,IP68, IP69K Waterproof Connectors

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Outdoor Electrical Equipment

Ideal for protecting electrical connections in outdoor environments, ensuring reliable operation even in harsh weather conditions.

IP67 waterproof connectors for automotive electronics applications

Automotive electronics

Reliable for use in automotive applications, such as car radar systems, electric vehicle charging ports, and other outdoor automotive electronics.

IP67 waterproof connectors used in industrial automation systems

Industrial Automation

Ideal for industrial automation applications where connections need to be protected from dust and water ingress.

IP67 waterproof connectors for outdoor lighting systems

Outdoor Lighting Systems

Perfect for connecting and protecting lighting systems in outdoor settings, such as street lights, landscape lighting, and architectural lighting.

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FAQs

Q: What is the waterproof rating of this connector?
A: This connector has an lP67,IP68, IP69K waterproof rating under IEC 60529, ensuring protection against dust ingress and temporary immersion in water.
Q: What materials are used?
A: Contacts are made from brass (tin-plated tab contacts) and copper alloy (tin-plated receptacle contacts). Housing uses sealed rubber parts and has mechanisms like housing-to-terminal locks for reliability.
Q: What is the operating temperature range?
A: This connector can operate in approximately −55 °C to +85 °C.
Q: What is the contact resistance and insulation resistance?
A: Contact resistance is a maximum of about 10 milliohms. Insulation resistance is at least 1,000 MΩ.
Q: What kinds of applications is this connector suitable for?
A: Typical applications include electric vehicles, electric motorcycles, automotive battery assemblies, outdoor waterproofing applications, camera housings, or any scenario requiring reliable wire-to-wire connections in wet or harsh conditions.

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Keep In Touch With Us

At Shenzhen Haiyuncheng Electronic Co., Ltd., we believe strong connections go beyond our products — they extend to every customer relationship. Whether you’re looking for reliable waterproof connectors, technical support, or customized solutions, our team is here to help. Reach out anytime and let’s work together to create secure, durable, and innovative connector solutions for your business.

Mob： 0086-13823729032

E-mail：sales04@hrb-connector.com

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