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Premium Diagnostic Cables for Every Vehicle

ISO 9001 & IATF 16949 certified manufacturer of OBD2, motorcycle, intelligent EV, and heavy truck diagnostic cables. Trusted by automotive engineers and diagnostic tool developers worldwide.

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About Bennzs

A trusted manufacturer of high-precision diagnostic cables and connectors since 2009.

37-Pin MAN Cable

Precision Engineering Since 2009

Bennzs, established in 2009 and based in Shenzhen, China, is an ISO 9001 and IATF 16949 certified manufacturer specializing in custom cable and connector solutions for the automotive diagnostic industry.

Our 2,500 sqm production facility is equipped to deliver high-reliability OBD2 connectors, smart EV diagnostic cables, heavy truck scanner adapters, ECU test cables, urea pump diagnostic tools, and more.

2500+
SqM Facility
15+
Years Experience

Our Main Products

Engineered for reliability, precision, and long-term performance in automotive diagnostics.

OBD2 Cable & Adapter

OBD2 Cable & Connector & Adapter

High-quality OBD2 diagnostic cables compatible with all standard vehicle systems. Ideal for ECU programming, emissions testing, and real-time diagnostics.

  • • 16-pin to various OBD interfaces
  • • Durable PVC/TPU jacketing
  • • Shielded for EMI resistance
Motorcycle Diagnostic Cable

Motorcycle Diagnostic Cable & Adapter

Designed for Harley-Davidson, BMW, Ducati, and other major motorcycle brands. Enables full ECU access and tuning.

  • • Brand-specific pinouts
  • • Compact and rugged design
  • • High-flex life for shop use
Intelligent EV Diagnostic Cable

Intelligent EV Diagnostic Cable

Next-gen cables for electric vehicles with CAN FD, LIN, and high-speed data transmission support.

  • • Supports Tesla, BYD, NIO, and more
  • • Smart protocol detection
  • • Waterproof connectors
MAN 37-Pin Cable

Heavy Truck Diagnostic Scanner Cable

Robust cables for commercial trucks including MAN, Scania, Volvo, and DAF. Built for harsh environments.

  • • 37-pin, 9-pin, and 6-pin variants
  • • Oil and abrasion resistant
  • • Extended temperature range
OBD Female Adapters

ECU Connector Cable for Heavy Truck

Custom ECU test harnesses for diesel engine diagnostics and calibration.

  • • OEM-matched connector types
  • • High-temperature insulation
  • • Pin-perfect accuracy
Urea Pump Diagnostic Cable

Heavy Duty Urea Pump Diagnostic Tool Cable

Specialized cables for SCR system diagnostics and urea dosing control units.

  • • Compatible with Bosch, Delphi
  • • Corrosion-resistant contacts
  • • Long cable lengths available
Car Sensor Connector Cable

Car Sensor Connector Cable

Precision cables for testing oxygen sensors, camshaft, crankshaft, and other critical engine sensors.

  • • Miniature and flexible design
  • • High signal integrity
  • • Color-coded wiring
Car Diagnostic Scanner Cable

Car Diagnostic Scanner Cable & Adapter

Universal and brand-specific cables for connecting diagnostic tools to passenger vehicles.

  • • Supports OBD-I and OBD-II
  • • Plug-and-play compatibility
  • • Lifetime warranty on connectors

Our Capacities

Advanced manufacturing and quality assurance for mission-critical automotive cables.

Production Process

Our manufacturing process integrates automated cutting, crimping, soldering, and testing to ensure consistency and precision across all cable assemblies.

  • Automated wire cutting & stripping
  • High-precision crimping with force monitoring
  • 100% continuity and polarity testing
  • Custom labeling and packaging

Quality Control

Every product undergoes rigorous testing to meet automotive-grade reliability standards.

  • Bending tester for flex life validation
  • Salt spray testing for corrosion resistance
  • Lifespan tester for plug/unplug cycles
  • Tensile strength and insertion force testing

Frequently Asked Questions

Are your cables compatible with OEM diagnostic tools?

Yes, all our cables are designed to meet or exceed OEM specifications for pinout, impedance, and shielding to ensure full compatibility.

Do you offer custom cable solutions?

Absolutely. We specialize in custom cable assemblies for unique diagnostic applications. Share your requirements and we’ll engineer a solution.

What certifications do you hold?

Bennzs is ISO 9001:2015 and IATF 16949 certified, ensuring adherence to international quality management standards for automotive production.

What regions do you ship to?

We ship globally, with primary markets in North America, Europe, and Asia. Logistics support is available for bulk orders.

Get in Touch

Reach out for product inquiries, custom solutions, or partnership opportunities.

Phone

+86-755-29515486

+86-755-27353515

Email

sales@bennzs.com

bennzs@outlook.com

WhatsApp

+86-13684908258

Location

Shenzhen, China

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