Pyrofuse Series
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Pyrofuse Series
The Chauron Pyrofuse Series is a pyrotechnic fuse platform designed for DC power applications where traditional melt-type fuses reach their performance limits. The series offers externally triggered and dual-trigger configurations, enabling controlled pyrotechnic disconnection with ultra-fast response and full-range protection across EV, energy storage, charging infrastructure, and other high-energy DC power systems.
Wind Power, Solar & Energy Storage System Fuse Application Scenario
EV & Charging Station Fuse Application Scenario
Product Overview
| Models | Image | Rated Voltage | Rated Current | Size (mm) | Weight (g) | Trigger Method | Max. Breaking Capacity |
|---|---|---|---|---|---|---|---|
| SPF-1 | ![]() |
DC150V | 300A | 30×22×42 | ≤60 | Triggered by external signal | 32V/2kA/60μH 150V/1.2kA/60μH |
| SPF-2 | ![]() |
DC500V | 400A | 42×42×68 | ≤190 | Triggered by external signal | 400V/10kA/15μH 500V/5kA/20μH |
| SPF-2L | ![]() |
DC930V | 400A | 42×42×63 | ≤180 | Triggered by external signal | 930V/12kA/15μH 500V/13kA/15μH |
| SPF-3 | ![]() |
DC1000V | 400A | 50×50×79 | ≤230 | Triggered by external signal | 1000V/16kA/20μH |
| SPF-4A | ![]() |
DC1000V | 200-1000A | 70×50×83 | ≤340 | Triggered by internal and external signal | 1000V/16kA/40μH |





