Products Description
As an IATF 16949 certified factory specializing in new energy vehicle parts, we specialize in the production of Yoke for Electromagnetic EV Relay, which are stamped from DT4C electrical pure iron with a purity of ≥99.9%, to build efficient closed magnetic circuits for high-voltage DC contactors and electromagnetic relays. We have passed ISO 9001, ROHS, REACH, and other international certifications to ensure low iron loss and high magnetic conductivity, helping to improve the response speed and energy efficiency conversion rate of new energy vehicle relays.

Key Features
High - Precision Stamping and Forming
Utilizing advanced stamping technology, our Yoke Metal skeleton for EV Relay is produced with high precision and consistency. The dimensions and shape of each piece are controlled within tight tolerances, ensuring a perfect fit with other relay components. This precision stamping process not only enhances the performance of the relay but also improves its reliability and durability.
High Magnetic Permeability and Low Hysteresis Loss
Made from electrical pure iron with extremely high purity, the Yoke Metal Parts of EV Relays boast high magnetic permeability and low coercivity. This allows it to respond swiftly and sensitively to magnetic fields, enabling the relay to operate quickly and accurately. The low hysteresis loss ensures minimal energy consumption during operation, enhancing the overall efficiency of the relay and the vehicle's electrical system.
High - Current Withstanding Capability
Designed to meet the high-current requirements of new energy vehicle applications, our Yoke Mount Kit for EV Relay can withstand the impact of high-current surges in the vehicle's electrical system. This ensures the stable operation of the relay and the safe functioning of the vehicle's electrical system, even under demanding conditions.

Product Specifications
Soft Magnetic Iron for Efficient Coil Performance
This EV Relay Coil Yoke is made from high-purity electrical iron to maximize magnetic flux conductivity, reduce core loss, and ensure fast switching response.
Precision-Stamped Yoke Metal Parts
Our Yoke Metal Parts of EV Relays are manufactured in-house using high-speed progressive dies for superior dimensional accuracy and flatness.
Complete Yoke Mount Kit for EV Relay Systems
Compatible with a wide range of high-voltage relay designs, our Yoke Mount Kit for EV Relay supports stable magnetic loop structure and easy integration.
Factory-Direct Supply, Automotive-Grade Standards
Produced in our ISO9001:2015 & IATF16949-certified factory, with RoHS and REACH environmental compliance - ensuring reliability and sustainability.

Application scenarios and industry solutions
Battery Management System (BMS)
Yoke Metal Skeleton for EV Relays As the core carrier of high-voltage DC contactors, they ensure rapid disconnection (≤5ms) in the battery charging and discharging circuit to prevent arc breakdown.
Motor Controller
By optimizing the design of the yoke magnetic circuit, the EV Relay Coil Yoke temperature rise is reduced (ΔT≤15℃), and the life of the relay under frequent start-stop conditions is increased (≥1 million cycles).
DC fast charging piles
The Yoke Mount Kit for EV Relay cover adopts a fully sealed structure to resist outdoor dust and rain erosion and ensure the stability of the charging gun connection.
Energy Storage System (ESS)
The customized yoke frame supports instantaneous overload current disconnection (600A/1s) and matches the fuse collaborative protection strategy.

Why Partner with Our EV Relay Yoke Solutions?
Material Microscope Shots: High-resolution images of DT4C pure iron grain structure after annealing.
Production Line Tours: Footage of servo stamping, magnetic flux testing, and automated packaging processes.
Application Scenarios: Yokes installed in high-voltage contactors and battery relays, demonstrating real-world integration.
Certification Display: IATF 16949, ROHS, and customer qualification certificates from leading EV manufacturers.

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