OBD T-type M8 3P aviation connector

9 month ago

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2 year

Product details

In automotive electronics and industrial connectivity, the OBD T-type M8 3P aviation connector is a compact yet powerful component, critical for linking on-board diagnostic (OBD) systems to external tools. Defined by its T-shaped structure, 8mm (M8) threaded size, and 3-pin configuration, it addresses the non-negotiable needs of stable signal transmission and environmental resilience in modern vehicles and industrial setups.

Its design is tailored for functionality. The T-shape enables three-way connections, letting one main line split into two branches or merge two signals—ideal for OBD systems where multiple devices (e.g., diagnostic scanners, GPS trackers) need to access the vehicle’s ECU simultaneously, no extra adapters required. The M8 thread, compliant with DIN EN 61076-2-104, ensures a vibration-resistant seal, fending off dust and moisture. The 3-pin layout (VCC, GND, DATA) optimizes OBD data transfer, with pins made of brass or phosphor bronze (often gold-plated) for low resistance and corrosion protection. It typically meets IP67 standards, enduring -40°C to +85°C, dust, and 1-meter water immersion—perfect for harsh conditions.

Automotive diagnostics is its primary use: it connects OBD ports to code readers, enabling mechanics to check fault codes and update software. In fleet management, it supports simultaneous tracking and engine monitoring, boosting efficiency. Beyond cars, it excels in industrial automation—linking sensors and controllers in conveyor belts or robots, thanks to its vibration resistance and small size. It also aids electric vehicles (EVs), interfacing with battery management systems to relay charge and performance data, withstanding EV battery heat. Aftermarket accessories like dash cams rely on it too, offering plug-and-play installation without wiring changes.

Item	Description
Product Name	OBD T-type M8 3P aviation connector
Type	12V Automotive OBD Power Output Wiring Harness
Voltage	12V DC, Customized Available
Pins Material	Nickel-Plated Brass Terminals, Gold-Plating Optional
Plug Material	PA66+GF Automotive Grade OBDII T-shaped Housing, M8 3Pin Elbow Aviation Metal Connector, Black Flexible PVC Cable Jacket
Working Temperature	-40℃~+85℃ Or Customized
Length	1500±50mm / Customized Length Available
Minimum Insulation Resistance	≥10MΩ
Maximum Conduction Resistance	≤2Ω
Application Fields	Vehicle OBD port power tapping, GPS tracker & dash cam power supply, automotive monitoring equipment power connection, portable diagnostic device power cord, RV & truck on-board electronics wiring, DIY automotive electrical retrofit projects, custom OBD to aviation connector wiring harness
Specific Shipping Cost	Please Contact Us

Key advantages set it apart: superior signal integrity (shielding and gold plating reduce EMI/RFI interference), robust durability (lowering maintenance costs), versatile T-design (simplifying setups), and broad compatibility (aligning with ISO 15031 for OBD and M8 standards). It’s also easy to install—threaded mounting and labeled pins simplify setup—and maintain, with quick inspections and cleaning ensuring longevity.

In short, this connector punches above its weight. It merges design smarts with practicality, making it indispensable for professionals seeking reliable, efficient connectivity in automotive and industrial contexts.

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