Applications

Flexible, high-quality charging cables tailored for installers, brands, and dealerships.

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CASE 1

SPVOLT HELPS NORDIC CUSTOMERS SOLVECHARGING CABLE COLD RESISTANCE ISSUES

Background of Nordic Customers' Needs

Winters in the Nordic region are cold, making charging cables prone to stiffness and breakage. A local new energy equipment distributor looked for charging cables suitable for extreme cold to provide quality charging solutions for Nordic families.

Solutions

Material Upgrade - Basic Cold Resistance Guarantee

Chose cold-resistant TPE as the outer sheath material and added 3% silicone antifreeze. Tested: the outer sheath remains soft and elastic at -30°C, reducing low-temperature damage risks.

Structure Optimization - Enhance Cold Resistance

Adopted a multi-layer structure, adding a 0.8mm glass fiber insulation layer between the insulation and outer sheath. Combined with wire spiral winding to reduce heat loss and improve flexibility in the cold.

Process Improvement - Strict Quality Control

Added a -25°C 48-hour low-temperature aging test during production to check cable performance. Optimized the extrusion process for uniform outer sheath wrapping, ensuring stable cold resistance.

Result

  • User Experience: In -25°C to -15°C Nordic winters, the cable stayed soft for smooth operation, with no stiffness or breakage.
  • Market Feedback: The customer gained a competitive edge. Within 3 months, the repurchase rate rose by 20%, and the complaint rate dropped below 1%.
  • Performance Verification: Verified by a third party, the cable met Nordic standards in low temperatures. Its cold resistance was reliable, supporting the customer’s market operations.

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