YA-50 CDI Electronic Ignition Unit – 2DM Type

Dedicated Replacement CDI for Yamaha YA-50

The THH-2007 YA-50 CDI Ignition Unit is designed for the electronic ignition system of the Yamaha YA-50 series, using the 2DM-type CDI ignition configuration.

It is developed as a replacement solution for aging or failed CDI units and is suitable for motorcycle repair, restoration, maintenance and aftermarket applications.

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1. Product Specifications

Item	Specification
Product Name	YA-50 CDI Electronic Ignition Unit
Model	THH-2007
Application	Yamaha YA-50
CDI Type	2DM Type
Ignition System	Capacitor Discharge Ignition (CDI)
Engine Type	2-Stroke Gasoline Engine
Application	Motorcycle Ignition System
Main Function	Electronic Ignition Control
Installation	OEM-Style Replacement
Market	Repair / Replacement / Aftermarket

Note: Compatibility should be verified by comparing the original CDI connector, wiring, pin configuration and ignition-system specifications.

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2. Key Features

YA-50 Specific Application

Designed specifically for the ignition system of the Yamaha YA-50 series, targeting the classic two-stroke motorcycle repair and replacement market.

2DM-Type CDI

The unit uses a 2DM-type CDI ignition configuration and works with the engine trigger signal and ignition coil to control the ignition process.

Stable Electronic Ignition

The CDI electronically controls the storage and discharge of ignition energy, allowing the ignition coil to generate high-voltage output for the spark plug.

Ideal for Motorcycle Restoration

Suitable for restoration, maintenance and replacement applications involving classic Yamaha YA-50 motorcycles.

Aftermarket Replacement Solution

Suitable for:

• CDI replacement
• Ignition system repair
• Classic motorcycle restoration
• Motorcycle workshops
• Spare-parts distributors
• Aftermarket applications

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3. CDI Operating Principle

The ignition process can be summarized as:

Engine Rotation

↓

Ignition Trigger Signal

↓

CDI Signal Processing

↓

Ignition Energy Discharge

↓

Ignition Coil Voltage Transformation

↓

High-Voltage Spark

↓

Spark Plug Ignition

↓

Engine Combustion

The CDI serves as a key electronic control component in the motorcycle ignition system.

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4. Product Positioning

Keep the Classic Engine Running.

The THH-2007 YA-50 CDI provides a replacement solution for Yamaha YA-50 motorcycles equipped with the 2DM-type CDI ignition system.

It is suitable for motorcycle repair shops, restoration projects, spare-parts distributors and classic two-stroke motorcycle enthusiasts.

Product Model

THH-2007

Application

Yamaha YA-50

CDI Configuration

2DM Type

 

 

Contact Us

Company: Hsin Hua Electronic Innovation Co., Ltd.

Address: No. 1, Anxin 2nd Road, Anding District, Tainan City 709007, Taiwan

Tel: +886-6-2456156

Fax: +886-6-2558586

E-mail: hsinhua.edos@msa.hinet.net

Official Website: www.thh-electric.com.tw

Professional Quality, Advanced Technology — Keeping Your Engine Running More Reliably!

 

 

 We also offer the following CDI (Capacitor Discharge Ignition) products.

1️⃣ SUZUKI

• 32900-93911 ➝ 9.9 / 15 HP
• 32900-94470 ➝ 40 HP

2️⃣ TOHATSU

• 3G2-06060-2 ➝ 9.9 / 15 / 18 HP

3️⃣ YAMAHA

• 63V-85540-00 / 63V-85540-01 ➝ 9.9 / 15 HP
• 66T-85540-00 / 66T-85540-01 ➝ 40 HP
• 688-85540-00 ➝ 75 HP
• 688-85540-16 ➝ 75 / 90 HP
• 695-85540-10 / 695-85540-12 ➝ 15 / 25 HP
• 6B4-85540-01 / 6B4-85540-02 ➝ 9.9 / 15 HP
• 6E5-85540-00 ➝ 115 HP
• 6E5-85540-12 ➝ 115 / 130 HP
• 6F5-85540-22 ➝ 40 HP
• 6F6-85540-00 / 6F6-85540-01 ➝ 40 HP
• 6G5-85540-12 ➝ 150 / 175 / 200 HP
• 6G6-85540-00 ➝ 200 / 225 HP