
Littelfuse 10EV & 20EV High-Voltage Automotive Fuses
Littelfuse 10EV and 20EV High-Voltage Automotive Fuses provide a 20kA interrupting rating and 500VDC voltage rating while operating over a -40°C to +125°C temperature range. The Littelfuse 10EV Fuses are cylindrical, low-voltage, high-current devices that employ diffusion pill technology to provide time-delayed protection to circuits in electric vehicles (EVs) and hybrid passenger vehicles. 20EV Fuses are bolt-down fuses that can be installed in most EVs and hybrid passenger vehicles for circuit protection.
Features
- 20kA at 500VDC interrupting rating
- 500VDC voltage rating
- -40°C to +125°C operating temperature range
- Typical weight
- 9.5g (10EV)
- 35g (20EV)
- Mounting torque
- M5 of 4.5±1Nm (ISO prescription for ZXISO and ZXBDP versions) (10EV)
- M6 of 6±1Nm (ISO prescription), 10Nm maximum allowed (20EV)
- Melamine body with UL 94V-0 flammability rating
- End caps
- Nickel-plated brass (10EV)
- Zinc alloy (20EV)
- Tin-plated copper alloy terminals
- Refers to ISO 8820-8
- Available in cartridge version (10EV)
Applications
- Automotive
- EVs
- Hybrid passenger vehicles
10EV Ratings and Color Coding

Published: 2023-08-04
| Updated: 2023-09-14