SKU: 56084003415

Exotronic 300A High-Interrupt MEGA-Style Ceramic Fuse w/ Holder

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Description

Exotronic 300A High-Interrupt MEGA-Style Ceramic Fuse w/ HolderExotronic High Interrupt MEGA Style Ceramic Fuse with Holder: Engineered for Critical Circuit Protection Advanced Ceramic Fuse Technology for High Current Applications The Exotronic 300A High Interrupt MEGA Style Ceramic Fuse with Holder provides a robust, ready to install solution for protecting high current electrical circuits in demanding environments. Designed to meet High Rupturing Capacity (HRC) standards, this fuse and holder combination

Exotronic High-Interrupt MEGA-Style Ceramic Fuse with Holder: Engineered for Critical Circuit Protection

Advanced Ceramic Fuse Technology for High-Current Applications

The Exotronic 300A High-Interrupt MEGA-Style Ceramic Fuse with Holder provides a robust, ready-to-install solution for protecting high-current electrical circuits in demanding environments. Designed to meet High Rupturing Capacity (HRC) standards, this fuse-and-holder combination ensures rapid, safe disconnection during overloads and short circuits, reducing the risk of equipment damage and system downtime. Unlike generic blade fuses or lower-rated alternatives, the ceramic body offers superior thermal stability and dielectric strength, making it suitable for applications where high fault currents are possible.

Each kit includes a purpose-built holder that secures the fuse with bolted terminals, minimising contact resistance and preventing loosening from vibration. The transparent blue cover allows visual inspection without disassembly, while the compact footprint (77.5 mm overall length with 56 mm mounting centres) fits easily into crowded electrical enclosures. Whether you are protecting a battery bank, inverter circuit, or industrial control panel, this fuse delivers consistent, predictable performance.

Why Ceramic Fuses Outperform Standard Options

Ceramic fuses are preferred in high-interrupt applications because they can withstand the intense thermal and mechanical stresses of a short circuit. The Exotronic MEGA-style fuse uses a ceramic tube filled with arc-quenching material, which extinguishes the arc quickly and safely. This design achieves a 10 kA interrupting rating at 250 V AC/DC, far exceeding typical automotive or glass fuses. For systems with large battery banks or high-power inverters, this capability is critical to prevent catastrophic failure.

Additionally, the time-current characteristics are optimised for both overload and short-circuit protection. At moderate overloads (e.g., 135% of rated current), the fuse will open within one hour, while at high fault currents (e.g., 400% of rated current), it clears in milliseconds. This dual response protects cables and equipment from overheating while avoiding nuisance blows during normal surges.

Key Features

  • High Interrupting Capacity: 10 kA at 250 V AC/DC safely clears severe faults
  • Ceramic Body: Excellent heat resistance and arc suppression for longevity
  • Bolt-Down Terminals: Secure, low-resistance connections that resist vibration
  • Included Holder: Transparent cover for visual inspection, with mounting holes for fixed installation
  • Wide Operating Range: Rated for 250 V AC/DC, suitable for 12V, 24V, and 48V systems
  • Compliance: Designed to meet requirements of UL and GB 13539 “aR” standards for predictable performance

Applications Where Reliability Matters

This fuse is ideal for any high-current DC or AC circuit where a fault could cause significant damage. Common uses include:

  • Battery bank main protection in off-grid solar systems
  • Inverter/charger input and output circuits in caravans and RVs
  • Marine electrical panels and trolling motor wiring
  • Industrial machinery and motor control centres
  • Mobile workshops and overland vehicles with auxiliary power

In each case, the Exotronic ceramic fuse acts as a critical safety barrier, isolating faults before they propagate. The included holder simplifies replacement and ensures the fuse is always correctly seated, reducing maintenance errors.

Installation and Maintenance Benefits

The fuse holder is designed for surface mounting with two screws (56 mm spacing), and the bolted terminals accept ring lugs for a professional finish. The transparent cover snaps securely but can be opened without tools for quick fuse changes. Because the fuse element is enclosed in ceramic, there is no risk of molten metal ejection during a fault, enhancing safety for nearby components and personnel.

For systems that experience frequent load cycling or high ambient temperatures, the ceramic construction maintains consistent resistance and blow characteristics over time, unlike plastic-bodied fuses that can degrade. This reliability reduces the need for periodic replacement and lowers total cost of ownership.

Protect Your Electrical Investment

Don't leave your high-current circuits vulnerable to inadequate protection. The Exotronic 300A High-Interrupt MEGA-Style Ceramic Fuse with Holder offers the interrupting capacity, thermal resilience, and ease of installation that professionals demand. Install with confidence and keep your power systems running safely.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 56084003415

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Qareena
Cuba, US
★★★★★ 5
A Staple in my Skincare Routine
Scent: Unscented, Size: 25 Count (Pack of 3), Scent: Unscented, Size: 25 Count (Pack of 3)
I've been a huge fan of micellar products ever since they came onto the US market and these Simple Micellar Makeup Remover Wipes are no exception! Simple products are known to be gentle and easy on the skin. These wipes stay true to the brand and feel great on the skin! I have combination, sensitive skin and over the years, I've become quite diligent in taking my makeup off before bed. Although I have tried countless popular brands in the past, these Simple Micellar Makeup Remover Wipes are the ones I keep coming back to time and time again. These wipes are my first step of action in removing my makeup and they do a pretty great job of taking off everything. I usually hold the wipe over my eye area for a few seconds to allow the makeup to break down and come off onto the wipe--I've found that this does a good job of removing my mascara, eye liner and shadow. These wipes do not cause any irritation to the eye area and are great to use on the sensitive skin of the face. To take off stubborn or waterproof makeup, I just apply a liquid eye makeup remover directly onto the wipe and have found this to be the easiest and least wasteful method. I usually wash my face afterwards with a gentle cleanser and continue on with my skincare routine. However, on the nights I'm really tired, I rely on these wipes to remove all of my makeup. These wipes do not leave any type of chemical residue behind and make my face feel fresh and clean. The Simple Micellar Makeup Remover Wipes are a staple in my skincare routine. I keep one pack in my bedside table for easy access on the nights I'm too lazy to wash my face, one in my vanity, and another in my gym bag--I clearly like to stock up! I highly recommend these wipes; they are a must try for everyone!
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Reviewed in the United States on June 29, 2016
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Verified Purchase
Harry Baldwin
Whiting, US
★★★★★ 5
Best miscellaneous wipe for the money
Scent: Unscented, Size: 25 Count (Pack of 4)
Excellent micellar wipe. Best value for the money.
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Reviewed in the United States on January 16, 2026
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DezzleBee
Charlottesville, US
★★★★★ 4
Great, but different.
Scent: Unscented, Size: 25 Count (Pack of 4)
I've been buying these for a while now. I love them because I have really sensitive skin and these clean my face without leaving a greasy film, or irritating my skin like other face wipes do. Mind you, the only makeup I wear is mascara though, so it's really only cleaning off oil and dirt. They don't dry out my face either. The only problem I have with these, is that, the last batch I ordered (while in the same packaging, and having no difference in looks or labels) is different than what I had previously been receiving from the same company. They smell different (actually better in my opinion) and they do NOT remove my mascara as well anymore. I still love them, because it does help keep my face from being excessively oily and keeps it clean other than removing my mascara. Though I am disappointed that I now have to get a different brand wipe just for removing my mascara now.
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Reviewed in the United States on March 8, 2020
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Susanna Heimann
Massapequa, US
★★★★★ 5
Best of the facial wipes
Scent: Unscented, Size: 25 Count (Pack of 3)
I have used a lot of facial wipes. But, because of environmental reasons I am trying to cut back on the excess use of wipes which will go into a landfill. However, there are times when I am just too tired or too lazy to do a whole cleansing routine at night and I will reach for a wipe. These do a good job of taking off even waterproof makeup and yet still being gentle on the skin. I find I have no sensitivity to them(and I am sensitive to many, many things). I bought them specifically this time for my trip to Thailand because I knew it would be hot and humid and that I probably would need to cleanse my face a couple of times during the day from sweat and grime. They worked and I found them refreshing. I think I will always keep them on hand for the times I need them — this is by far my favorite brand.
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Reviewed in the United States on November 22, 2022
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DL Frazelle
Port Orchard, US
★★★★★ 5
Great for Rosacea Skincare
Scent: Unscented, Size: 25 Count (Pack of 6)
My elderly mom has rosacea and these moist Micellar Facial Wipes are the absolute best for cleaning her delicate skin. I was so happy to discover Simple Facial Wipes because I had tried many other brands in the past, but all of the other wipes irritated her face and caused a burning sensation. These wipes are soft, sturdy and unscented. They are also pricier than other brands, but they are well worth the cost.
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Reviewed in the United States on December 29, 2025

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