Fast Blow Fuse 1A, Glass, Fusible, Size 5x20mm, Set of 100 pcs
Available in stock
| Quantity | Price per unit | You save |
|---|---|---|
| 1–2 pcs | 25,99 lei | — |
| 3–4 pcs | 24,69 lei | 5% (−1,30 lei/unit) |
| 5–10 pcs | 23,39 lei | 10% (−2,60 lei/unit) |
| 11+ pcs | 22,09 lei | 15% (−3,90 lei/unit) |
1A fast-blow fuses for protecting electrical equipment
Set of 100 glass fuses, standard 5x20mm size, rated current 1A at 250V. The professional solution for protecting power supplies, electronic devices, and household appliances against overloads and short circuits. Compatible with most standard fuse holders on the market.
What you get with this product
- Generous stock of 100 pieces — enough for long-term replacements for multiple devices
- Fast overload protection — interrupts the circuit before a short circuit can damage expensive components
- Universal compatibility — standard 5x20mm size fits into any conventional fuse holder
- Simple visual identification — transparent glass tube instantly shows if the fuse has blown
- Industrial quality — built with solid metal end caps and a precisely calibrated 1A fuse element
- Advantageous price-quantity ratio — costs less than individual purchases from physical stores
How it works and how to install it
The fuse is installed in the fuse holder of the electronic equipment, replacing the faulty fuse. When the current exceeds 1A, the internal fuse element melts and breaks the circuit, preventing damage. Replacement takes less than a minute: turn off the power, remove the blown fuse from the holder, insert the new fuse, and restart the device. If the new fuse blows immediately, there is a problem in the electrical circuit that requires inspection by a technician.
Frequently asked questions
How do I know if my 5x20mm fuse is fast or slow?
A fast-blow fuse blows instantly when the rated current is exceeded, making it ideal for sensitive electronics. If your device initially had the fuse marked with F or the letter T, you need a fast-blow model like this one.
Does it fit my LED power supply or light bulbs?
Yes, if the power supply or device has a 5x20mm fuse holder and requires 1A protection. Check the equipment label or the old fuse to confirm the correct amperage.
How often do fuses need to be changed?
Only when they blow, which is when they intervene to protect the equipment. If the fuse blows frequently, there is a problem in the circuit that requires technical investigation, not just repeated fuse replacement.
Technical specifications
| Fuse type | Fast-blow |
| Rated current | 1A |
| Maximum voltage | 250V AC |
| Dimensions | 5mm diameter x 20mm length |
| Tube material | Transparent glass |
| End cap material | Nickel-plated metal |
| Set quantity | 100 pieces |
| Applications | Power supplies, audio-video equipment, transformers, electronic devices |
Warranty and support
The product benefits from warranty in accordance with Romanian law. Fast delivery by partner courier, with a 30-day return option if the product does not meet your needs. Orders are processed and shipped within a maximum of 24 working hours.
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