Pyrofuse
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A Battery Cut‑Off Fuse / Overload Protection Trip for Audi/VW/Porsche is a safety device in the main electrical system that protects the vehicle’s battery and wiring from severe overloads or short circuits.
It’s essentially a big fuse/cut‑off switch that trips (opens the circuit) if an excessive current draw occurs, cutting power to prevent damage, fire, or a drained battery.
What it does
- It sits between the battery and the vehicle’s main electrical circuits and acts as an emergency disconnect in case of overload or fault.
- If too much current tries to flow (e.g., due to a short circuit or major fault), it interrupts the circuit to protect the wiring and electronics.
- It effectively combines overcurrent protection and a battery disconnect function.
Check compatibility by VIN
To ensure correct fitment, please submit your VIN in chat, via email, or together with your order. We will confirm compatibility before dispatch.
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