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Victron Energy MEGA fuse 225A - rated up to 80V

Victron Energy MEGA fuse 225A - rated up to 80V

SKU:VMG225-80

Regular price £14.99 GBP
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Victron Energy

MEGA Fuse 225A

High-Current DC Protection  |  Rated up to 80V  |  M8 Terminals

The Victron Energy 225A MEGA Fuse is a high-quality DC fuse engineered to provide reliable over-current protection for demanding high-current electrical systems. Rated at 225 amps and suitable for systems up to 80V, it is an essential component for safeguarding valuable equipment in various DC applications.

Designed to interrupt the circuit before damage can occur, this MEGA fuse helps protect against excessive current caused by short circuits, equipment faults, or wiring errors. Its dependable performance reduces the risk of system failure or fire, making it ideal for automotive, marine, and off-grid power setups.

ESSENTIAL PROTECTION: Designed for reliable over-current safeguarding in high-power DC circuits.

Key Features

▶  High Current Rating — Provides robust 225A over-current protection for demanding DC systems.
▶  Wide Voltage Compatibility — Suitable for DC systems up to 80V, offering broad application flexibility for 12V, 24V, and 48V setups.
▶  Robust Construction — Manufactured to Victron Energy's high standards for dependable performance in harsh environments.
▶  Standardised Fitment — Features M8 terminals and 50.8mm spacing for easy integration with compatible MEGA fuse holders.
▶  Compact Design — Facilitates straightforward installation in various space-constrained setups.

Technical Specifications

Parameter Value
Current Rating: 225A
Max Voltage Rating: 80V DC
Fuse Type: MEGA Fuse
Terminal Size: M8
Terminal Spacing: 50.8mm
Dimensions (L x W): 68.8 x 19 mm
Weight: 10g
Manufacturer: Victron Energy
SKU: VMG225-80

Typical Applications

Application Description
Solar Charge Controllers Protection for the connection between solar or wind charge controllers and battery banks.
Off-Grid Inverter DC Input Safeguarding the DC input side of off-grid inverters when connected to batteries.
DC Power Distribution General over-current protection in high-power DC distribution or charging circuits.
Automotive & Marine Essential safety for high-current DC systems in vehicles, RVs, and marine applications.

Built-In Protection Functions

The Victron Energy MEGA fuse provides critical protection functions to ensure the safety and longevity of your electrical system. This includes: Over-Current ProtectionShort Circuit ProtectionEquipment Fault SafeguardingWiring Error ProtectionFire Risk Reduction.

Common Questions

What is a MEGA fuse used for?

A MEGA fuse is designed for high-current DC applications to protect electrical circuits and components from damage caused by overloads, short circuits, and equipment faults. They are commonly used in battery main feeds and high-power inverter circuits.

How do I choose the correct fuse rating?

The fuse rating should be slightly higher than the maximum continuous operating current of the circuit it protects, but lower than the maximum current rating of the wiring and connected equipment. Always consult your equipment manuals for specific recommendations.

Is this fuse suitable for 48V battery systems?

Yes, with an 80V rating, this 225A MEGA fuse is suitable for protecting 12V, 24V, and 48V DC battery systems, provided the continuous current draw does not exceed 225A.

What type of fuse holder do I need?

This Victron Energy MEGA fuse requires a compatible MEGA fuse holder with M8 terminals and a 50.8mm spacing between the terminals for proper and secure installation.

Installation Notes

  • Always ensure the electrical system is fully de-energised before attempting to install or replace any fuses.
  • Install the fuse securely into a compatible MEGA fuse holder, ensuring all terminal connections are clean and tight.
  • For optimal protection, position the fuse as close as possible to the power source or battery.
  • Verify the fuse rating precisely matches the circuit's requirements and the connected equipment's specifications.
  • Consult a qualified electrician if you are unsure about any aspect of the installation.

Before You Buy

  • Confirm the required amperage rating for your specific application to ensure adequate protection.
  • Check the voltage compatibility of your DC system; this fuse is rated for systems up to 80V.
  • Ensure you have a compatible MEGA fuse holder with M8 terminals for proper fitment.
  • Always refer to your equipment manuals for recommended fuse types and ratings to maintain safety and warranty.

Always verify product specifications and compatibility with your existing system components before purchase. Specifications are subject to change.

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