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CG125 motorcycle rectifiers

These are CG125 motorcycle rectifiers, crucial electrical components that convert the alternating current (AC) generated by the motorcycle’s alternator into direct current (DC). This DC power is then used to charge the battery and power various electrical systems on the CG125, such as lights, ignition, and electrical accessories.

     Product Overview

    The CG125 rectifier is designed to seamlessly integrate with the motorcycle’s electrical setup. It typically features a compact, heat – dissipating housing, often made of aluminum alloy or a high – quality plastic with heat – sinking fins. Internally, the rectifier contains semiconductor diodes (usually silicon diodes) arranged in a specific configuration, like a bridge rectifier circuit. These diodes allow current to flow in only one direction, effectively converting the AC input from the alternator into DC output. 

     Key Advantages

    1. Efficient Power Conversion: With high – quality semiconductor components, the CG125 rectifier can efficiently convert AC to DC, ensuring that the battery receives a consistent and stable charging current.

    2. Reliable Operation: Built to withstand the harsh operating conditions of a motorcycle, including vibrations, temperature fluctuations, and electrical surges. The robust housing and internal component design contribute to long – term reliability, reducing the risk of electrical system failures.

    3. Over – voltage and Over – current Protection: Many modern CG125 rectifiers are equipped with built – in protection mechanisms. They can prevent over – voltage situations that could damage the battery or other electrical components, as well as handle occasional over – current events without failing immediately.

    4. Compatibility: Specifically engineered for CG125 motorcycles, these rectifiers offer perfect compatibility with the motorcycle’s alternator and electrical system. This ensures seamless operation and eliminates the need for extensive modifications during installation.

     Applications

    1. Battery Charging: The primary function of the CG125 rectifier is to charge the motorcycle’s battery while the engine is running. This ensures that the battery remains in a charged state, providing power for starting the engine and running electrical systems when the engine is off.

    2. Powering Electrical Systems: It supplies DC power to various electrical components on the CG125, such as headlights, taillights, turn signals, horn, and the ignition system. Stable DC power is essential for the proper and consistent operation of these components.

    3. Supporting Electrical Accessories: For riders who install additional electrical accessories on their CG125, like GPS units, phone chargers, or auxiliary lights, the rectifier provides the necessary DC power to keep these accessories functioning.

     Product Specification

    Specification Item

    Details

    Input Voltage

    AC voltage output from the CG125’s alternator, typically varying with engine RPM (e.g., 6V – 18V AC)

    Output Voltage

    Stable 12V DC (nominal) for charging the motorcycle’s 12V battery

    Output Current Capacity

    Usually ranges from 3A to 5A, depending on the specific model and design, to meet the power demands of the motorcycle’s electrical system

    Operating Temperature Range

    -20°C to +80°C, allowing it to function reliably in different environmental conditions

    Housing Material

    Aluminum alloy or high-quality heat-resistant plastic with heat-sinking fins

    Connector Type

    Multi-pin electrical connector, commonly a 3-pin or 4-pin configuration, designed to match the CG125’s wiring harness

    Efficiency

    Typically above 85%, indicating a high level of conversion efficiency from AC to DC

    Dimensions (approximate)

    Length: 40 – 60mm, Width: 30 – 40mm, Height: 20 – 30mm

    Weight

    Around 80 – 120 grams

    Certification

    May comply with relevant electrical safety standards, such as ISO 9001 for quality management and RoHS for environmental protection

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