Description
Rockford Fosgate RFFU40
The RFFU40 is a 40 Amp AGU fuse manufactured by Rockford Fosgate. This fuse is designed to protect high-current circuits in car audio systems. It features a platinum-plated finish for enhanced conductivity and corrosion resistance. The fuse comes in a 4-pack and is housed in a high-temperature, impact-resistant plastic casing with see-through windows for easy inspection. It is compatible with standard AGU fuse holders and is backed by a 1-year manufacturer’s warranty.
Features
| Feature | Description |
|---|---|
| Compatible Wire Sizes | Designed for 4 AWG and 8 AWG power/ground wires |
| Protection | Provides protection against overloads and short circuits |
| Housing | Durable, heat-resistant housing for long life |
| Contacts | Nickel-plated contacts for superior conductivity |
| Installation | Easy installation with secure cable connections |
Specifications
| Specification | Details |
|---|---|
| Model / Part Number | RFFU40 |
| Type | AGU Fuse |
| Current Rating | 40 Amps |
| Quantity in Pack | 4 fuses |
| Finish / Plating | Platinum-plated |
| Casing | High-temperature, impact-resistant plastic |
| Inspection Windows | Yes (see-through) |
| Compatibility | Fits standard AGU fuse holders |
| Warranty | 1 Year manufacturer’s warranty |




















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