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High-Current Energy Storage Connector ES103 from China Suppliers - Reliable Battery Modules Factory Solution
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High-Current Energy Storage Connector ES103 from China Suppliers - Reliable Battery Modules Factory Solution

The ES103 Series Battery Energy Storage Connector is a premium solution engineered for high-voltage connections between battery packs in energy storage systems. As a top choice among Chinese suppliers and factories, this product ensures the reliable operation of Battery Energy Storage Systems (BESS). With a robust 10.3mm diameter terminal, it offers impressive current-carrying capacity, accommodating various configurations such as 250A-50mm², 280A-70mm², 330A-95mm², and 350A-120mm² to cater to diverse electrical needs, Designed with user convenience in mind, this energy storage connector features a secondary lock buckle mechanism for quick and secure mating and unmating. The incorporation of a 4-position polarized keying system effectively prevents mismating, significantly enhancing installation reliability. Upholding international safety standards, the product is certified to UL 4128 and EN 61984 (TUV), ensuring a safe and efficient connection for energy storage systems. With its superior performance and safety features, the ES103 Series is the ideal choice for those seeking quality battery connectors from leading suppliers in China

    Rated Current 250A-50mm² / 280A-70mm² / 330A-95mm² / 350A-120mm²
    Rated Voltage DC1500V
    Withstand Voltage AC 6800V
    Insulation Resistance ≥500MΩ
    Contact Resistance ≤0.3mΩ
    Temperature Rise ≤45K

    Frequently Asked Questions

    What is the rated voltage and withstand voltage for this product?

    This product features a rated voltage of DC1500V and a high withstand voltage capacity of AC 6800V, ensuring safe and reliable performance in high-voltage applications.

    How does the rated current vary with different cable sizes?

    The rated current capability depends on the cross-sectional area of the cable: 250A for 50mm², 280A for 70mm², 330A for 95mm², and up to 350A for 120mm² cables.

    What is the insulation resistance of this component?

    The insulation resistance is rated at ≥500MΩ, providing excellent electrical isolation and preventing leakage currents under standard operating conditions.

    What is the contact resistance specification?

    The contact resistance is kept extremely low at ≤0.3mΩ, which minimizes power loss and heat generation at the connection points.

    What is the maximum temperature rise allowed during operation?

    The maximum temperature rise is rated at ≤45K, ensuring that the component operates within safe thermal limits to prolong its lifespan and maintain system stability.