Item #:
87279004
2pcs - Littelfuse / LF 4A 125V 5x20mm (T) Slow Blow Glass Fuse - 239 series
Item #:
87279004
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What Stands Out
Slow Blow Design
Engineered to withstand brief overloads, the slow blow feature prevents premature blowing, making it ideal for applications with high inrush currents.
Versatile Rating
Rated at 4A and 125V, this fuse accommodates a wide range of devices, ensuring compatibility and reliability for various electrical circuits.
Durable Glass Body
The glass construction allows for easy visibility of the element, offering quick inspections while ensuring strong protection against internal damage.
Product Details
Who Should Buy?
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Home Appliance Repair
Ideal for maintaining and repairing household appliances that require slow blow fuses for overload protection.
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DIY Electronics Projects
Perfect for hobbyists and electronics enthusiasts who need reliable fuses for experimental circuits and prototypes.
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Small Motor Applications
Suitable for applications involving small motors where inrush currents may otherwise blow standard fuses.
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High Voltage Devices
Not suitable for devices operating at higher voltages than specified, as it may lead to failure or hazards.
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General Purpose Fusing
Not recommended for applications where quick blow fuses are needed for immediate circuit protection.
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Heavy Duty Equipment
Unsuitable for industrial or heavy-duty equipment requiring fuses with higher amperage ratings for protection.
Product Description
2pcs - Littelfuse / LF 4A 125V 5x20mm (T) Slow Blow Glass Fuse - 239 series
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Mohd
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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Shawati
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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