Sinofuse (Zhongrong) EV Fuses | BeiLuo Distributor

About EV Fuses

Sinofuse EV fuses provide reliable high-voltage DC protection for electric vehicle battery packs, drive motors, onboard chargers, and DC/DC converters. These fuses are designed to handle high DC voltages (up to 1000VDC) and high breaking capacity (up to 100kA) required for EV applications. All EV fuses are manufactured under IATF 16949 automotive quality management systems and comply with UL 248-13 and IEC 60269-7 standards.

As an authorized distributor of Sinofuse (Zhongrong), BeiLuo provides a comprehensive range of EV Fuses products. These products are widely used in industrial control, automotive electronics, consumer electronics, and communication equipment. We offer a complete product line with multiple series to meet various application requirements. All products are genuine and original, backed by professional technical support and comprehensive after-sales service.

Selection Guide: How to Choose the Right EV Fuses

Product List

4 products available

Part Number ↕	Voltage Rating ↕	Current Rating ↕	Breaking Capacity ↕	Size ↕	Mounting ↕	Package ↕	Stock Status	Action
EVS-500-200A	500V DC	200A	50kA @ 500V DC	Size 1 (51mm body)	Bolt-on M8 terminals	-	In Stock	View Details
EVS-1000-400A	1000V DC	400A	100kA @ 1000V DC	Size 3 (76mm body)	Bolt-on M10 terminals	-	In Stock	View Details
EVS-750-300A	750V DC	300A	80kA @ 750V DC	Size 2 (64mm body)	Bolt-on M10 terminals	-	In Stock	View Details
EVS-500-150A	500V DC	150A	50kA @ 500V DC	Size 1 (51mm body)	Bolt-on M8 terminals	-	In Stock	View Details

Need EV Fuses Products?

Download Datasheet Request Samples Get Quote Contact FAE

Frequently Asked Questions

What makes EV fuses different from standard automotive fuses?

EV fuses differ from standard automotive fuses in several key aspects: 1) Voltage rating - EV fuses handle high DC voltages (500V-1000VDC) vs 32VDC for standard automotive

2) Breaking capacity - EV fuses need 50kA to 100kA breaking capacity for battery short circuits vs 1kA to 10kA for standard

3) Standards - EV fuses comply with UL 248-13 and IEC 60269-7 vs AEC-Q200 for standard

4) Physical size - EV fuses are larger to handle higher power

5) Time-current characteristics - optimized for semiconductor protection in power electronics.

Use EV-specific fuses for high-voltage DC circuits in electric vehicles. Standard automotive fuses are not suitable for EV battery systems.

How do I determine the breaking capacity requirement for EV battery fuses?

Breaking capacity for EV battery fuses must exceed the maximum prospective short-circuit current: 1) Calculate battery short-circuit current based on cell chemistry and configuration

2) Typical EV battery short-circuit currents range from 10kA to 100kA

3) Select fuse with breaking capacity at least 1.25x calculated fault current

4) Common ratings: 50kA for smaller packs, 80kA to 100kA for large battery packs

5) Verify fuse can safely interrupt DC faults - DC is harder to interrupt than AC. Contact our FAE for fault current calculations.

Calculate battery short-circuit current and select fuse with adequate breaking capacity. Contact our FAE for assistance.