Dealing with electrical equipment that keeps blowing fuses? This 10-pack of 5x20mm fast blow glass tube fuses has you covered for those moments when you need a quick replacement! Rated for 250V and 30mA, these clear glass fuses with silver-toned ends are the standard size you'll find in plenty of electrical devices and equipment. The fast-blow design means they react quickly to overcurrent situations, protecting your valuable equipment from damage by breaking the circuit immediately when there's a problem. Each fuse measures exactly 5mm in diameter by 20mm long (that's about 0.2 x 0.8 inches for those who prefer imperial), so you know they'll fit perfectly in standard fuse holders. The glass construction lets you visually confirm if the fuse is blown - no more guessing whether it's the fuse or something else causing the issue. Having 10 pieces means you can replace blown fuses immediately and still have spares for future needs, because let's face it - fuses always seem to blow at the most inconvenient times! Whether you're maintaining industrial equipment, repairing appliances, or working on electronics projects, these reliable fuses provide the protection you need. Just remember - working with electrical components requires proper knowledge and safety precautions. Always make sure power is disconnected before replacing fuses, and use the correct amperage rating for your specific application. These 30mA fuses are perfect for sensitive electronics and equipment that need that precise level of protection. Keep a pack in your toolbox, workshop, or with your maintenance supplies - you'll be glad you have them when you need a quick fix to get equipment running again!