--- product_id: 686644562 title: "BOJACK 5x20 mm 4A 4 amp 125V 125 Volt 0.2x0.78 Inch F4AL125V Fast-Blow Glass Fuses(Pack of 10 Pcs)" brand: "bojack" price: "€ 48.37" currency: EUR in_stock: true reviews_count: 5 category: "Bojack" url: https://www.desertcart.gr/products/686644562-bojack-5x20-mm-4a-4-amp-125v-125-volt-0 store_origin: GR region: Greece --- # 4A Fast-Blow Current 5x20 mm Compact Size 125V Voltage Rating BOJACK 5x20 mm 4A 4 amp 125V 125 Volt 0.2x0.78 Inch F4AL125V Fast-Blow Glass Fuses(Pack of 10 Pcs) **Brand:** bojack **Price:** € 48.37 **Availability:** ✅ In Stock ## Summary > ⚡ Protect your tech like a pro — fuse failure is not an option! ## Quick Answers - **What is this?** BOJACK 5x20 mm 4A 4 amp 125V 125 Volt 0.2x0.78 Inch F4AL125V Fast-Blow Glass Fuses(Pack of 10 Pcs) by bojack - **How much does it cost?** € 48.37 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/686644562-bojack-5x20-mm-4a-4-amp-125v-125-volt-0) ## Best For - bojack enthusiasts ## Why This Product - Trusted bojack brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact 5x20 mm Design:** Fits seamlessly into tight spaces without compromising performance. - • **Durable Glass & Plastic Build:** High-quality materials for long-lasting, visible fuse status. - • **Reliable 4 Amp Current Rating:** Handles up to 4A ensuring optimal safety under load. - • **Precision Fast-Blow Protection:** Instant circuit interruption to safeguard your valuable electronics. - • **Convenient 10-Pack with Storage Case:** Always have spares on hand, neatly organized and ready to deploy. ## Overview The BOJACK 5x20 mm Fast-Blow Glass Fuse delivers reliable 4 amp, 125 volt circuit protection in a compact, durable glass and plastic design. Sold in a convenient 10-pack with storage case, it ensures your sensitive electronics stay safe from overloads and short circuits with instant current interruption. ## Description BOJACK 10 Pcs High Quality Fast-Blow Glass Fuse Fuse Dimension:5x20 mm/0.2x0.78 Inch Fuse Current: 4 A Fuse Voltage: 125V The role of the fuse：When a circuit malfunctions or is abnormal, the current is constantly rising, and the increased current may damage some important components or valuable components in the circuit, or it may burn the circuit or even cause a fire.The fuse will cut off the current when the current abnormally rises to a certain height and a certain time, thereby protecting the safe operation of the circuit. Review: Great price! Better than in stores - Worked great for replacing my wall thermostat in my camper. Review: Right product for the job. - Meets MY needs ## Features - BOJACK 10 Pcs High Quality Fast-Blow Glass Fuse - Fuse Dimension: 5x20 mm/0.2x0.78 Inch - Fuse Current: 4A - Fuse Voltage: 125V - Package Quantity: 10 pcs Packed in a plastic storage case ## Technical Specifications | Specification | Value | |---------------|-------| | AC Adapter Current | 4 Amps | | ASIN | B07WTVGSCF | | Brand | BOJACK | | Brand Name | BOJACK | | Country of Origin | USA | | Customer Reviews | 4.6 out of 5 stars 2,264 Reviews | | Manufacturer | BOJACK | | Material | Glass Plastic | | Material Type | Glass Plastic | | Maximum Current | 4 Amps | | Model Number | BJ-GFB-4A | | Mounting Type | Through-Hole Mount | | Part Number | BJ-GFB | | UPC | 769390171508 | | Voltage | 125 Volts | ## Product Details - **AC Adapter Current:** 4 Amps - **Brand:** BOJACK - **Voltage:** 125 Volts - **Material:** Glass Plastic - **Mounting Type:** Through-Hole Mount ## Images ![BOJACK 5x20 mm 4A 4 amp 125V 125 Volt 0.2x0.78 Inch F4AL125V Fast-Blow Glass Fuses(Pack of 10 Pcs) - Image 1](https://m.media-amazon.com/images/I/71O6HNrJAXL.jpg) ![BOJACK 5x20 mm 4A 4 amp 125V 125 Volt 0.2x0.78 Inch F4AL125V Fast-Blow Glass Fuses(Pack of 10 Pcs) - Image 2](https://m.media-amazon.com/images/I/71sRW1TJqAL.jpg) ![BOJACK 5x20 mm 4A 4 amp 125V 125 Volt 0.2x0.78 Inch F4AL125V Fast-Blow Glass Fuses(Pack of 10 Pcs) - Image 3](https://m.media-amazon.com/images/I/61jvH30SOJL.jpg) ![BOJACK 5x20 mm 4A 4 amp 125V 125 Volt 0.2x0.78 Inch F4AL125V Fast-Blow Glass Fuses(Pack of 10 Pcs) - Image 4](https://m.media-amazon.com/images/I/71KN+r2z-SS.jpg) ## Questions & Answers **Q: Mine calls for a 125V 5 Amp but when I measure it is exactly 19 mm long x 5 mm wide, not 20 mm long?** A: Sorry, these do measure exactly 20mm long... ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great price! Better than in stores *by A***T on 29 September 2025* Worked great for replacing my wall thermostat in my camper. ### ⭐⭐⭐⭐⭐ Right product for the job. *by T***Y on 9 January 2026* Meets MY needs ### ⭐⭐⭐⭐⭐ Nothing *by A***R on 5 August 2026* Its work perfect ## Frequently Bought Together - BOJACK 5x20 mm 4 A 4 amp 125 V 125 Volt 0.2x0.78 Inch F4AL125V Fast-Blow Glass Fuses (Pack of 10) - BOJACK 6x30mm 4 A 4 amp 250 V 0.24x1.18 Inch Volt F4AL250V Fast-Blow Glass Fuses(Pack of 18 Pcs) - Blue Sea Systems 5021 Panel Mount AGC/MDL Fuse Holder, Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/686644562-bojack-5x20-mm-4a-4-amp-125v-125-volt-0](https://www.desertcart.gr/products/686644562-bojack-5x20-mm-4a-4-amp-125v-125-volt-0) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-08-14*