As a professional technology manufacturer of variable frequency control wiring harnesses, JinHai benchmarks domestic and international professional standards in design, R&D efficiency and cost optimization.
Variable frequency drive control harnesses serve as core components for industrial equipment, variable frequency home appliances (air conditioners, washing machines), and other devices. Optimized specifically for high-frequency PWM signal transmission, they incorporate electromagnetic interference-resistant structures and corrosion-resistant, temperature-tolerant materials to deliver long-term stable electrical systems for equipment.
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New energy vehicle drive: Electric compressor variable frequency drive ensures zero-delay signal transmission, using a variable frequency control wiring harness.
Industrial robots: Power transmission + encoder feedback signal.
High-end equipment manufacturing: Motion control level ±0.01mm.
Intelligent logistics sorting line: 16 hours of daily operation without failure, with a plug-in/plug-out lifespan of over 50,000 cycles (based on actual on-site customer testing).
Our purchasing department uses a global strategy to source quality components from special channels.
Adhering to IPC/WHMA-A-620 standards, we ensure reliability and performance in each product.
How to handle quality issues or returns?
At JinHai, if there are any quality issues with the goods we ship, we generally handle them in the following three ways:
If the product cannot be repaired, JinHai will directly send the customer a good product to replace the defective one;
If the product is repairable, JinHai will negotiate with the customer and coordinate with a third party approved by the customer to assist with the repair, and the cost will be borne by JinHai;
Under normal order conditions, JinHai will give customers products at a rate of 0.1% of the order amount for later product maintenance or replacement.
Quality begins with details, and service builds trust. The Jinhai after-sales team is dedicated to resolving your issue!
If you need to custom wiring harness for your product, JinHai is your first choice. Send us your detailed requirement and get an instant quote now.
Room 1626, 4th Floor, Building 13, Xiuyuan, Dachengli, Fengtai District, Beijing, China
