Professional JST Molex TE Connector Alternatives & Solutions

Save up to 50%+
One-on-one service provided by engineers
Lead time in 2-3 weeks
Customizable exclusive connectors and wire harness

2004

Established in

3

Manufacturing Bases

CNAS

Accredited Laboratory

5+

Cooperative Enterprise of the World’s Top 500

45+

certificates

INTEGRATED MANUFACTURING CAPABILITIES

One Manufacturing Partner for Your Complete electrical connector and Wire Harness Program

Manufacturing/production units

Konnra has established departments for mold making, stamping, injection molding, assembly, and wiring harness. It has achieved smart factory goals such as lean production based on orders, full-process quality traceability, and real-time data analysis. Moreover, it possesses stable supply capabilities characterized by high quality, short lead times, large production volumes, and traceability.

1、Injection

2、Stamping

3、conector-assembly

4、wire harness

5、Mold Dev.

6、CCD inspection

7、Warehouse

More than 20 years Connector and wire harness R&D experience

R&D investment 5.6% of total turnover

50+ Patens

With over 20 years of experience in connector and wire harness R&D, the company allocates 5.6% of its total revenue to R&D investment and has accumulated more than 50 R&D patents. It has gathered a large team of senior R&D and testing professionals specialized in fields such as automotive, new energy energy storage, consumer electronics, data centers, industrial equipment, and medical equipment. Among them, there are 30 R&D personnel, accounting for 10% of the total employees. Guided by the vision of being a “leading connector solution provider”, the company continuously increases investment in R&D and equipment. Currently, its software and hardware equipment covers reverse analysis, R&D design, mold manufacturing, and functional testing. Relying on a comprehensive equipment system, the company can either independently design products based on market demands or customize products according to customer requirements.

Testing Capability for Reliable Performance

The CNAS laboratory with heavy investment is only designed for you to produce more stable and reliable products.

CNAS-ACCREDITED IN-HOUSE LABORATORY

Testing Capability for Reliable Performance

Konnra operates an in-house laboratory accredited by CNAS. Relevant testing is performed according to product specifications, application requirements and customer-defined standards.

Continuity and wiring sequence verification
Insulation and withstand voltage testing
Terminal pull force and crimping inspection

CNAS Laboratory

It is equipped with more than 45 sets of precision testing equipment to ensure mechanical performance, electrical performance, environmental simulation, environmental testing, etc., which can provide material selection, performance testing and verification needs for terminal products in various industries; measuring equipment regularly conducts system analysis to ensure equipment accuracy and deviation, and can quickly provide various data support for product design, R&D process, and production process control.

Fully intelligent visual CCD inspection

KONNRA Connectors has achieved 95% full intelligent visual CCD inspection coverage, using imported Mitsubishi Panasonic PLC control systems, FA25-35mm optical lenses, 5-megapixel cameras, and visual inspection software.

Extremely fast delivery capability

Three Major Production Bases, Extremely Fast Delivery

MANUFACTURING INFRASTRUCTURE

Manufacturing Capacity Built for Long-Term Programs

Established in 2004, Kangrui has three manufacturing bases supporting stamping, molding, wire processing, assembly and testing.

Established in 2004
Three manufacturing bases
Prototype and mass production support

INDUSTRIES WE SERVE

Connctor Solutions for Demanding Applications

Hot sales：KR1507、KR2017、KR2021、KR2022、KR2023、KR2026、KR2203、ST2H

Our company continuously optimizes product performance to meet industry demands. Its products have obtained international mainstream certifications such as LV214 and US-CAR, and feature excellent properties including vibration resistance and high-temperature resistance. They accurately meet the development needs of automotive electronics for intelligence and connectivity, providing safe and reliable connector solutions for the new energy vehicle sector

Application Fields: Automotive headlights, license plate lights, vanity mirror lights, taillights, lighting lamps, ambient lights, grille lights, on-board devices, door lights, trunk lights, ECU (Electronic Control Unit), BMS (Battery Management System), etc.

Hot sales：KR1506、KR2004、KR2005、KR2012、KR2027、KR3000、QK000005，KRQK001001

Renewable energy systems often operate in harsh environments such as high temperatures, low temperatures, and high humidity to adapt to complex and variable application conditions. Konnra energy storage connectors feature excellent weather resistance, providing safe, stable, and efficient power transmission solutions for energy storage systems and supporting the intelligent development of energy storage and management.

Application Fields: Outdoor power supplies, energy storage equipment, energy storage cabinets, portable energy storage power supplies, mobile power supplies, etc.

Hot sales：KR1000、KR1259、KR1507、KR2017、KR2023、KR2027、KR2557、KR3967

As the power tool industry moves toward higher efficiency and smarter operations, Kangrui Connectors continues to deepen its expertise in power tool connection technology. Addressing the rigorous requirements of different application scenarios, we constantly optimize product performance and reliability. Our connector products have obtained authoritative international certifications such as UL, and feature core properties including high current-carrying capacity and impact resistance. They accurately meet the diverse needs of power tools in industrial, household, and professional fields, providing safe, stable, and efficient electrical connection solutions for global users.

Application Fields: Smart lawn mowers, pool cleaning robots, floor sweepers, snow blowers, floor scrubbers, etc.

Hot sales：KR0800、KR0803、KR1000、KR1200、KR1201、KR1252、KR1253、KR2001

With the rapid development of smart healthcare and precision diagnosis and treatment technologies, medical equipment has set more stringent standards for connectors in terms of safety, stability, and anti-interference performance. Konnra Connectors provide safe and reliable connection solutions for critical equipment such as medical imaging devices, life monitoring equipment, and surgical robots, supporting medical technology in safeguarding life and health.

Application Fields: Blood glucose meters, detectors, color Doppler ultrasound machines, CT scanners, ventilators, monitors, etc.

Hot sales：KR1256、KR1259、KR2516、KR2548、KR4200、KRQK000015、Circular connectors

With the in-depth advancement of Industry 4.0 and smart manufacturing, industrial equipment has put forward more stringent requirements for connectors in terms of reliability, durability, and environmental adaptability. Konnra industrial-grade connectors feature excellent vibration resistance, dustproof and waterproof performance, and corrosion resistance, providing stable and efficient electrical connection support for industrial automation, robots, and heavy machinery.

Application Fields: Cooking robots, handling robots, 3D printers, robot solutions, etc.

Hot sales：KR1005、KR1250、KR1253、KR1500、KR1501、KR2001、KR2501、KR2502

With the rapid iteration of smart terminal devices, consumer electronics have higher precision requirements for connectors. Continuous breakthroughs have been made in aspects such as slimness & lightness, high-speed transmission, and durability to meet users’ demands for high-performance electronic products. Konnra Connectors provide stable and reliable connection solutions for smartphones, tablets, and wearable devices.

Application Fields: Robot vacuum cleaners, smart door locks, drones, projectors, etc.

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success cases

Win-Win Cooperation Adhering to the business philosophy of “Customer First, Win-Win Cooperation”, we are committed to providing quality services to global clients. Our cooperative customers now span the globe, including renowned enterprises like BYD, Volkswagen and DJI, with business covering automotive, home appliance and other industries.

KR2017(Domestic Replacement for Imported Parts)

Breakthroughs in Material Technology Bottlenecks & Scaled Investment: Low Cost, Stable Performance
The connector can be used in coastal and cold areas to solve the pain point of easy breakage.
The monthly output reaches 30KK+

KR2026(Customer Joint R&D Customized Parts)

To meet the customer’s unique application scenarios, standard parts cannot be replaced, requiring technology co-creation to reduce risk.
During the collaboration, both parties closely aligned their development efforts to ensure smooth project rollout.
Provide the customer with a forward-looking plan for cost reduction in the next phase, supporting their continued growth.

CONFIDENTIAL PROJECT SUPPORT

Trusted by Customers with Demanding Quality Requirements

Some customer and project information is kept confidential under non-disclosure agreements. Relevant supplier qualifications, quality documents and audit materials can be provided according to project requirements

Confidential project handling
Controlled manufacturing processes
Quality documentation and audit support

Our Happy Partners

FREQUENTLY ASKED QUESTIONS

Questions About Custom Connector Manufacturing

Yes. You can submit drawings, samples, photos or product specifications. Our engineering team will review the mechanical, material, electrical and assembly requirements.

Kangrui operates an in-house laboratory accredited by CNAS and can perform relevant testing according to product and project requirements.

Yes. Projects can proceed through engineering review, prototype production, testing, approval and mass production.

Kangrui provides stamping, injection molding, wire processing, terminal crimping, assembly and testing capabilities.

Customer Success Stories

Trusted by industry leaders worldwide

“Konnra has been our trusted connector supplier for 5 years. Their KR2017 series perfectly replaced our previous JST connectors with 40% cost savings and faster delivery.”

Michael Schmidt
Supply Chain Director
AutomotiveTech GmbH, Germany

“The 45-day sample development cycle is impressive. Konnra’s technical team worked closely with us to customize connectors for our robotic systems.”

David Chen
Engineering Manager
Industrial Systems Inc., USA

“We switched to Konnra for medical device connectors. Their ISO13485 certification and consistent quality give us confidence in critical applications.”

Kenji Tanaka
Procurement Manager
MediCare Solutions, Japan