Description
Egis MRBF 80A Fuse for Marine DC Protection | Boat Supply Store
Safeguard critical DC main circuits and large battery banks from catastrophic failure with the Egis MRBF Terminal Fuse. This unit provides a robust 80 Amp continuous current rating and a substantial 58 VDC maximum voltage capacity. Engineered with SAE/J1171 and ISO8846 ignition protection and an IP66 ingress protection rating, it is specifically designed for demanding marine environments, ensuring operational safety in potentially hazardous conditions.
Key Features
- Guaranteed protection from short circuit events and over-current loads
- Superior circuit protection for large paralleled battery banks
- Certified ignition protected (SAE/J1171-ISO8846) for safe use in enclosed compartments
- Enhanced visibility with transparent fuse status indicator
- Robust design sealed against dust and water intrusion (IP66)
- Versatile 58 Vdc rating supports 12V to 48V nominal systems
- Extended peace of mind with a 4-year warranty
- Simplified identification via color-coded amperage rating
Specifications
| Product Specifications | |
|---|---|
| Continuous Current | 80 Amp |
| Max Voltage | 58 VDC |
| Interrupt Rating @ 14 VDC | 10,000A |
| Interrupt Rating @ 48 VDC | 5,000A |
| Interrupt Rating @ 58 VDC | 2,000A |
| Ingress Protection | IP66 |
| Ignition Protected | Yes (SAE/J1171-ISO8846) |
Who This Is For
Marine and vehicle electrical system owners and installers requiring robust, reliable, and safe DC circuit protection for larger battery banks, especially in harsh or potentially explosive environments. This fuse is crucial for ensuring electrical system integrity and safety in demanding applications.
How It Compares
| Feature | Egis MRBF 80A Fuse for Marine DC Protection | Blue Sea Systems MRBF Fuse 5191 |
|---|---|---|
| Continuous Current (Amps) | 80 | 80 |
| Max Voltage (VDC) | 58 | 48 |
| Interrupt Rating @ 14 VDC (Amps) | 10,000 | 10000 |
| Ignition Protected | Yes (SAE/J1171-ISO8846) | Yes |
| Ingress Protection | IP66 | IP67 |
| Warranty | 4-Year | 1-Year |
Common Concerns Answered
Is the higher price point justified?
While the initial cost may be higher than non-specialized fuses, the Egis MRBF Terminal Fuse provides superior safety features like ignition protection and a higher interrupt rating, alongside a longer 4-year warranty, delivering significant long-term value and peace of mind for critical electrical systems.
Are all amperage ratings readily available?
Availability of specific amperage ratings can fluctuate based on demand. We recommend checking current stock or contacting us for availability of less common ratings.
Why is this fuse recommended over standard fuses?
This MRBF fuse is specifically designed for high-risk DC main circuit protection, offering significantly higher interrupt capacity and crucial ignition protection, making it essential for large battery banks and enclosed compartments where standard fuses would be inadequate and potentially hazardous.
Frequently Asked Questions
What is the continuous current rating of the Egis MRBF Terminal Fuse?
The Egis MRBF Terminal Fuse has a continuous current rating of 80 Amps.
What is the maximum voltage supported by this fuse?
This fuse supports a maximum voltage of 58 VDC.
What is the interrupt rating at 14 VDC, 48 VDC, and 58 VDC?
The interrupt ratings are 10,000A @ 14VDC, 5,000A @ 48VDC, and 2,000A @ 58VDC.
Is this fuse ignition protected?
Yes, this fuse is ignition protected according to SAE/J1171 and ISO8846 standards, making it safe for use in potentially explosive atmospheres and enclosed compartments.
What is the ingress protection rating of this fuse?
The Egis MRBF Terminal Fuse features an IP66 ingress protection rating, meaning it is sealed against dust and protected from powerful water jets.
