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Mercury 6 x 32mm F1A Quick Blow Fuses - 1A 250V

£149
The RRP is the manufacturer's recommended retail price of the item.
500 In Stock - Ready to Ship
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Description

The Mercury F1A is a 6 x 32mm quick blow fuse rated at 1A and 250V, designed to open the circuit immediately when current exceeds the rated threshold. The glass body allows visual confirmation of whether the fuse element has blown, and the nickel-plated metal end caps provide reliable contact in standard fuse clips and holders.

Quick blow fuses are used to protect sensitive electronics, control circuits, and low-current applications where slow-acting or time-delay fuses would allow damaging overcurrent to persist too long. The F1A rating suits equipment drawing less than 1A under normal operation, such as audio interfaces, control panels, small power supplies, and test equipment. The 6 x 32mm profile fits standard European and IEC fuse holders commonly found in professional audio, industrial control gear, and imported electronics.

The fuse meets IEC 60127 compliance for low-voltage fuses, ensuring it performs consistently under fault conditions. The glass tube construction gives a clear visual indication when the fuse has blown. The internal element breaks and may leave visible scorch marks or metal residue on the inside of the glass. Each fuse is stamped with the rating on one end cap for easy identification when handling multiple fuse values.

Specification
Current rating 1
Voltage 250
Diameter 32
Type Quick Blow
Frequently Asked

What is a quick blow fuse?

A quick blow fuse opens the circuit immediately when the current exceeds the rated value, typically within milliseconds. This contrasts with slow-blow or time-delay fuses, which tolerate brief overcurrent surges (such as motor start-up) before opening. Quick blow fuses are suited to protecting sensitive electronics that cannot tolerate even short-duration overcurrent.

What equipment uses 6 x 32mm fuses?

The 6 x 32mm profile is a standard European and IEC fuse size, common in professional audio gear, DJ equipment, control panels, imported test equipment, and low-voltage power supplies. Check your equipment's fuse holder or manual to confirm the required size before ordering.

Can I replace a slow-blow fuse with this quick blow fuse?

No. If your equipment originally fitted a slow-blow or time-delay fuse, replacing it with a quick blow fuse may cause nuisance blowing during normal operation, especially if the equipment has motors, transformers, or other inrush-sensitive components. Always replace a fuse with the same type and rating specified by the manufacturer.

How can I tell if the fuse has blown?

The glass body allows you to inspect the internal element. A blown fuse will show a broken wire inside the tube, often with visible scorch marks or metal deposits on the inside of the glass. Some blown fuses discolour the glass entirely.

Shipping & Returns

Delivery UK delivery is £14.99, and delivery is free on all orders of £99 or more, in the UK and internationally.

Returns If you change your mind, you have 14 days from delivery to tell us, and a further 14 days to send the goods back. Return postage for a change-of-mind return is paid by you. Change-of-mind returns are subject to an inspection and handling deduction. See our full returns policy.

To arrange a return, call us on 020 8149 5199 or use our contact page.

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    Description

    The Mercury F1A is a 6 x 32mm quick blow fuse rated at 1A and 250V, designed to open the circuit immediately when current exceeds the rated threshold. The glass body allows visual confirmation of whether the fuse element has blown, and the nickel-plated metal end caps provide reliable contact in standard fuse clips and holders.

    Quick blow fuses are used to protect sensitive electronics, control circuits, and low-current applications where slow-acting or time-delay fuses would allow damaging overcurrent to persist too long. The F1A rating suits equipment drawing less than 1A under normal operation, such as audio interfaces, control panels, small power supplies, and test equipment. The 6 x 32mm profile fits standard European and IEC fuse holders commonly found in professional audio, industrial control gear, and imported electronics.

    The fuse meets IEC 60127 compliance for low-voltage fuses, ensuring it performs consistently under fault conditions. The glass tube construction gives a clear visual indication when the fuse has blown. The internal element breaks and may leave visible scorch marks or metal residue on the inside of the glass. Each fuse is stamped with the rating on one end cap for easy identification when handling multiple fuse values.

    Specification
    Current rating 1
    Voltage 250
    Diameter 32
    Type Quick Blow
    Frequently Asked

    What is a quick blow fuse?

    A quick blow fuse opens the circuit immediately when the current exceeds the rated value, typically within milliseconds. This contrasts with slow-blow or time-delay fuses, which tolerate brief overcurrent surges (such as motor start-up) before opening. Quick blow fuses are suited to protecting sensitive electronics that cannot tolerate even short-duration overcurrent.

    What equipment uses 6 x 32mm fuses?

    The 6 x 32mm profile is a standard European and IEC fuse size, common in professional audio gear, DJ equipment, control panels, imported test equipment, and low-voltage power supplies. Check your equipment's fuse holder or manual to confirm the required size before ordering.

    Can I replace a slow-blow fuse with this quick blow fuse?

    No. If your equipment originally fitted a slow-blow or time-delay fuse, replacing it with a quick blow fuse may cause nuisance blowing during normal operation, especially if the equipment has motors, transformers, or other inrush-sensitive components. Always replace a fuse with the same type and rating specified by the manufacturer.

    How can I tell if the fuse has blown?

    The glass body allows you to inspect the internal element. A blown fuse will show a broken wire inside the tube, often with visible scorch marks or metal deposits on the inside of the glass. Some blown fuses discolour the glass entirely.

    Shipping & Returns

    Delivery UK delivery is £14.99, and delivery is free on all orders of £99 or more, in the UK and internationally.

    Returns If you change your mind, you have 14 days from delivery to tell us, and a further 14 days to send the goods back. Return postage for a change-of-mind return is paid by you. Change-of-mind returns are subject to an inspection and handling deduction. See our full returns policy.

    To arrange a return, call us on 020 8149 5199 or use our contact page.