Bafang 8PIN Extension Cable 40CM, Male to Female 8-Core Plug, EB BUS & Speed Sensor Extension Wire for Bafang M500 M510 M600 M800 M820 M410 M560 Mid Drive Motor

40CM Bafang 8PIN 8-core male to female extension cable. Works as EB BUS main line and speed sensor extension wire for Bafang M500 M510 M600 M800 M820 M410 M560 mid drive ebike motors.

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Bafang M Series 8PIN 40CM Extension Cable (8-Core Male to Female)

This 8PIN 8-core extension cable is designed for Bafang M-series mid-drive ebike motors. It adopts male-to-female 8-pin connector, cable length 40cm. It can be used as EB BUS main line extension cable or speed sensor extension cable, compatible with Bafang M500, M510, M600, M800, M820, M410, M560 mid motors. Ideal for ebike refitting, wiring rearrangement and aftermarket maintenance replacement.

Application

✅ Compatible Motors: Bafang M500, M510, M600, M800, M820, M410, M560 Mid-Drive E-bike Motor

✅ Usage: EB BUS main line extension / Speed sensor extension for Bafang M series mid motor

✅ Connector: 8PIN (8-Core), one male plug, one female socket

✅ Cable Length: 40 CM

✅ For ebike wiring modification, cable lengthening, repair shop spare parts stocking

Product Specifications

ParameterValue
ModelBafang M Series 8PIN Extension Cable
Connector8PIN / 8-Core, Male to Female
Cable Length40 CM
Fit MotorBafang M500, M510, M600, M800, M820, M410, M560 mid-drive ebike motor
FunctionEB BUS Main Line Extension & Speed Sensor Extension Wire
UsageEbike modification & after-sales repair spare part

Package Includes

1 × Bafang M Series 8PIN 40CM Extension Cable

Key Features

✅ Wide Compatibility for Bafang M Series Mid Motors

Perfectly matched for Bafang M500, M510, M600, M800, M820, M410, M560 mid-drive ebike motors, dedicated 8PIN interface for M series EB BUS system and speed sensor.

✅ Dual Function: EB BUS & Speed Sensor Extension

This single cable supports two common wiring needs: extend EB BUS main communication line OR extend the speed sensor wire of Bafang M mid motor, one spare part for two application scenarios.

✅ 8-Core 8PIN Male to Female Plug & Play

8-core full wiring, male-female matching connector, direct plug and play, no wire stripping or soldering required, fast installation for ebike wiring upgrade.

✅ 40CM Optimized Length

40cm length solves insufficient wiring length during frame installation, motor repositioning or cable damage replacement. Flexible wire for clean cable routing on e-bike frames.

✅ Durable Connector & Cable Construction

Sturdy molded 8PIN connector with good waterproof performance, anti-pull cable jacket, stable signal transmission, prevent intermittent signal loss for speed sensor and EB BUS communication.

✅ Practical Aftermarket Spare Part

Great spare inventory for ebike repair workshops, for replacing cracked, aged or short original M-series wiring harness.

Important Notes

⚠️ Confirm your motor is Bafang M series with 8PIN EB BUS interface before purchase. Not compatible with BBS series mid motors.

⚠️ Please align the pin position correctly during plug-in, avoid forced insertion to prevent pin damage.

⚠️ This extension cable only extends the original wiring, cannot change motor functions.

⚠️ Product photos for reference only, actual product shall prevail.

  
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We specialize in mid-drive motors and e-bike parts. Strict testing, powerful R&D and flexible OEM service guarantee long-term cooperation.

It used to take me weeks to hunt down hard‑to‑find e‑bike spare parts. Their compatibility‑check technical support saved me countless repair headaches. Reliable supplier I can always count on.

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Flexible mixed‑batch ordering is a game‑changer for my business. Low‑risk trial‑order options, fast delivery and solid OEM‑ODM service help me expand my product range with zero inventory pressure.

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We have been sourcing e‑bike components from them for over one year. Product quality is consistent, and their responsive after‑sales support makes our daily shop‑running much easier. Highly recommended.

Ryan Thompson ebike shop owner

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Frequently Asked Questions

We supply genuine OEM parts and premium compatible aftermarket replacement parts for e-bikes, including motor components, controllers, throttles, PAS sensors, wiring harnesses, connectors and Bosch form-factor batteries.

We serve mainstream drive system manufacturers: Ananda, Bafang, Aikema, Tongsheng, Shengyi, Bosch and more. We also provide repair components for complete e-bike brands including Sur‑Ron, Aventon, Trek and many others.

All items are brand-new and inspected before shipment. We do not supply second-hand or refurbished goods.

Our team verifies compatibility according to your bike model, motor info or original part photos. We confirm available OEM parts or recommend workable alternative solutions.

Yes. Flexible order sizes are supported, ranging from single spare parts to bulk purchases.

Sea freight, air freight and rail transport are optional.

Lead time varies by item and shipping mode. We confirm exact timelines before each order and share tracking updates.

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