SKU: 56084003415

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

$20.33 $22.59
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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]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 56084003415

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4.7 ★★★★★
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Product Reviews
R
Rose Patterson
Cuba, US
★★★★★ 5
Fancy enough for a wedding, easy enough for a backyard party
Color: Gold, Color: Gold
I picked up this 300 Pack Premium Heavy Duty Gold Plastic Silverware set for a recent gathering, and honestly it worked out better than I expected. When you’re hosting a larger group, the last thing you want to worry about is running out of utensils or washing a mountain of dishes afterward, and this set definitely helped with that. First off, the 300-piece set is really convenient. You get 100 forks, 100 spoons, and 100 knives, which made it easy to plan for about 100 guests without having to buy multiple packs. Everything arrived neatly organized in a clear storage box, which actually made it super easy to keep things tidy until party time. The gold metallic finish is surprisingly nice. It gave the table a more polished, elegant look than standard plastic cutlery. I used them for a semi-formal dinner setup, and they blended in well with the decorations instead of looking cheap or out of place. As for durability, they’re definitely heavier than typical disposable utensils. The forks handled pasta and salads just fine, and the knives worked well for softer foods like chicken and cake. They’re not quite the same as real metal silverware, of course, but for plastic they’re pretty sturdy and didn’t snap or bend easily. I also appreciated that they’re BPA-free and disposable, which made cleanup incredibly simple once everything wrapped up. The only small downside is that if you’re cutting tougher foods like steak, you might notice the knives aren’t quite strong enough for that. But for most party foods, buffets, and desserts, they work perfectly well. Overall, this is a great option for parties, weddings, or large dinners when you want something that looks nicer than basic plastic but still want the convenience of disposable utensils. I’d definitely use them again for future events.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 7, 2026
J
John S.
Houston, US
★★★★★ 5
Amazing value, looks great - quite durable
Color: Gold
I recently hosted a large dinner party and decided to go with the 300 Pack Premium Heavy Duty Gold Plastic Silverware. Let me tell you, it was a great choice! First off, the set comes with 100 forks, spoons, and knives, which was perfect for my guest list of 100. I love that it’s all in one package, so I didn’t have to stress about running out of cutlery during the event. The heavy-duty plastic feels surprisingly sturdy, and I didn’t have a single fork bend or break, even with the heartier dishes I served. The gold metallic finish added such an elegant touch to the table setting. My guests complimented how fancy it looked for disposable cutlery! It really elevated the overall vibe of the dinner without the hassle of using real silverware or worrying about cleanup. After the meals, all I had to do was toss everything into the trash, which saved me a ton of time and effort. Another thing I appreciated was the organized storage box. It kept everything neat and clean until I was ready to use it, which is a bonus if you're planning an event. All in all, I highly recommend this set for anyone hosting gatherings. It combines functionality with a stylish appearance, making cleanup a breeze while still impressing your guests.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 4, 2026
F
Fulano y Fulanita
Battle Creek, US
★★★★★ 4
Slight odor, more flexible than I expected
Color: Gold, Color: Gold
These looked like they were going to be heavy duty, but they were more flexible than I expected (see video clip). They probably still will work well, but if you’re poking your fork into something stiff, expect that the fork might bend some. There was a slight chemical odor when I opened the package, and I’m not a fan of that. As someone with MCS, I have to avoid exposure to fragrances and other harmful chemicals, and it makes me wonder what these are coated with. The gold might be cute for the aesthetic you’re going for with a particular gathering or party, but I find it unnecessary. I would rather go with the real heavy duty ones that are clear plastic from a club warehouse rather than these gold ones. I feel that these are overpriced for the quality, but not a bad price if all you’re going for is the gold aesthetic.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 6, 2026
S
Sara D
Lowell, US
★★★★★ 5
Nice, high end look, disposable
Color: Gold, Color: Gold
I hate to spend a lot of money on something that's just going to be thrown away, so typically buy dollar store disposable silverware for parties and gatherings. But every once in a while, you want something more upscale or high end looking. Enter this pricy but pretty plastic silverware. It is perfect for a wedding, anniversary, shower or other event where you want a nicer look instead of basic. It is sturdy. You won't have to worry about it breaking as someone spears a bite of chicken. It looks great! There's only so much you can do with plastic ware but for what it is, it looks really nice.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 24, 2026
G
Verified Purchase
Gerry Cloyd
Boise, US
★★★★★ 5
Great Product
Pattern Name: Plastic Spoons
Thank you as order.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026

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