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High-Voltage Fuses – Safe Power and Reliable System Protection
Reliable high-voltage fuses for EVs, energy storage systems, industrial power systems, and infrastructure.
High Voltage Fuses
SCHURTER High Voltage Fuses are engineered for demanding environments where high breaking capacity, defined time-current characteristics and mechanical robustness are essential.
The portfolio addresses key requirements such as:
Safe interruption of high fault currents
Protection of cables, power electronics and battery systems
Compact designs for space-constrained installations
Compliance with international safety standards
Applications
Electric Vehicles and Charging Infrastructre
Battery systems, power distribution units, on-board chargers, DC charging stations, charging cables and connectors
Energy Storage Systems (BESS)
Battery packs, racks and system protection
Industrial Applications
Inverters, converters, UPS systems and DC distribution.Contact and Support
Need support selecting the right High Voltage Fuse for your application? SCHURTER provides technical support throughout the entire design-in process.
EKO – High Voltage Fuse for Industrial and Energy Applications
The EKO fuse series is designed for high-power DC applications requiring high breaking capacity and flexible mounting options.
Key features:
Rated voltage up to 1000 V DC (up to 1250 VAC depending on version)
Rated current range from 50 A to 1100 A
DC breaking capacity up to 50 kA
Robust ceramic body
Multiple mounting options including bolt-on and flush end
Typical applications: Energy storage systems, charging infrastructure, industrial drives, UPS and inverters.
ARO – High Voltage Inline Fuse
The ARO inline fuse is designed for compact high-voltage DC protection in cable and connector assemblies.
Key features:
Rated currents: 16 A, 32 A and 63 A
High DC breaking capacity up to 50 kA
Ceramic tube with silver-plated copper terminals
Inline mounting concept
Typical applications: Charging cables, connectors and DC wiring systems.
APO – Active Safety for High Voltage Systems
The APO series introduces active safety technology for high-voltage systems using pyrotechnic disconnection.
Key features:
Pyrofuse technology for rapid and controlled circuit interruption
Designed for safety-critical high-voltage applications
Typical applications: High-voltage battery systems and safety-relevant DC circuits.
ALO – High Performance EV Fuse
The ALO fuse series is specifically developed for high-performance electric vehicle applications with high current requirements.
Key features:
Rated voltage up to 1000 V DC
Rated current range from 100 A to 900 A
DC breaking capacity up to 50 kA
Axial and bottom bolt-down mounting
Typical applications: PDU, BDU, traction systems and high-power EV components.
ADO – Automotive Fuse for High Voltages
The ADO series is a compact automotive fuse for high-voltage and vibration-resistant applications.
Key features:
Rated voltage from 500 V DC to 1000 V DC
Rated current range from 10 A to 63 A
High breaking capacity for DC applications
PCB and bolt-down mounting
Typical applications: BMS, DC/DC converters, on-board chargers and auxiliary EV circuits.
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