Product Overview
3-158-423 is an EKO14 series high-performance HV fuse designed for industrial and energy applications. This square-body fuse provides safety and reliability, while its robust construction enables it to withstand mechanical vibration, shock, chemical exposure, and extreme temperatures ranging from -40 °C to +125 °C. Its ceramic housing and tin-plated copper alloy terminals ensure durability and stable electrical performance, even under harsh operating conditions. The fuse is suitable for a wide range of applications, including charging infrastructure, manual service disconnectors, energy storage systems (BESS), including packs, racks, PCS, sections, modules, and PDUs, as well as power conversion devices such as UPS systems, inverters, rectifiers, and drives. It is also suitable for industrial equipment, including heaters, welding equipment, metalworking equipment, and other industrial machinery.
- DIN bolted A mounting
- 1000V DC, 1250V AC rated voltage
- 800A rated current
- Size of length 82mm x width 74mm x height 74mm
- Mechanical vibration and shock resistance
- 198W typical power dissipation
- Chemical load and temperature shocks resistance
- Available with indicator and switch
Product details
| Product Range |
EKO Series |
| Voltage Rating VAC |
1.25kV |
| Fuse Size Metric |
82mm x 74mm x 74mm |
| Blow Characteristic |
- |
| Fuse Current |
800A |
| Voltage Rating VDC |
1kV |
| Fuse Size Imperial |
3.23" x 2.91" x 2.91" |
| SVHC |
No SVHC (05-Nov-2025) |
Other details
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them. Image is for illustrative purposes only. Please refer to product description.
