Free Delivery on all orders over £99*

Mercury 6 x 32mm F15A Quick Blow Fuses - 250V

£149
The RRP is the manufacturer's recommended retail price of the item.
1000 In Stock - Ready to Ship
We are an Independent UK Company
Price match. Found it cheaper? Contact us
Trade Discount Available
Description

The Mercury F15A is a 6 x 32mm quick blow fuse rated at 15A 250V, designed to interrupt electrical flow within milliseconds of an overload or short circuit. The fuse uses a thin filament inside a glass tube body, which melts and breaks the circuit when current exceeds 15A, preventing damage to downstream electronics or wiring.

Quick blow fuses are used in equipment where a rapid response to fault conditions is required, such as audio amplifiers, power supplies, control panels and test equipment. The 6 x 32mm size is a standard metric cartridge fuse format that fits dedicated fuse holders and clips across a wide range of electronics and appliances. The 250V rating covers UK mains voltage (230V) with headroom for transient spikes.

The glass tube body allows visual inspection of the filament. A blown fuse shows a visible break or scorch mark inside the tube. The nickel-plated brass end caps provide good contact with fuse holder terminals and resist corrosion in typical indoor environments. IEC compliance means the fuse meets international safety standards for construction and performance, ensuring consistent behaviour across units.

Specification
Current rating 15
Voltage 250
Diameter 32
Type Quick Blow
Frequently Asked

What does 'quick blow' mean?

Quick blow (also called fast-acting or F-type) fuses respond to overcurrent within milliseconds. They are designed to protect sensitive electronics where a brief overload can cause damage. This contrasts with slow-blow or time-delay fuses, which tolerate short current surges without blowing.

Can these be used in UK mains plugs?

No. UK mains plugs use 13A BS 1362 fuses in a different cartridge format (25 x 6.3mm). The Mercury 6 x 32mm fuses are for equipment-level protection inside appliances, control panels and power supplies that have dedicated 6 x 32mm fuse holders.

How do I know if the fuse has blown?

Look through the glass tube. A blown fuse shows a visible break in the wire filament or scorch marks inside the tube. An intact fuse has a continuous wire visible running between the two end caps.

Are these sold individually or in packs?

Check the product listing for pack quantity. Mercury fuses are typically sold in packs of 5, 10 or bulk quantities rather than as individual units.

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.

See it lit, in person

Lighting looks different in a real room. Come and see our range at our showrooms in Birmingham, Hong Kong and Dubai, or talk to our design team wherever you are.

Niori lighting showroom trailer video with closeups of alabaster lighting

Why Niori

Over 20 years lighting homes worldwide

We are a specialist lighting and mirror retailer with showrooms in Birmingham, Hong Kong and Dubai, shipping to customers around the world. Our own design team is here to help, from first idea to final fitting.

Genuine products

An authorised stockist

Every product arrives brand new with the full manufacturer warranty. Found it cheaper elsewhere? Ask us about a price match.

Ordering with us

Free delivery over £99

Free delivery on orders over £99, in the UK and worldwide. Easy returns within 14 days, subject to our returns policy. Full manufacturer warranty included.

Design help

Not sure what you need?

Our design team can help you plan your lighting, share photos and videos of stock, and send samples worldwide. Book a showroom visit in Birmingham, Hong Kong or Dubai, or ask about our lighting design service.

You Might Also Like

Recommended For You

    Our Reviews

    From first click to final installation, our customers share how Niori lights up their spaces. Read their words and envision what’s possible for yours.

    Featured Projects

    Step into our portfolio and see how we transform homes, restaurants, and commercial spaces and more, worldwide. Click here for a closer look at our latest projects.

    Description

    The Mercury F15A is a 6 x 32mm quick blow fuse rated at 15A 250V, designed to interrupt electrical flow within milliseconds of an overload or short circuit. The fuse uses a thin filament inside a glass tube body, which melts and breaks the circuit when current exceeds 15A, preventing damage to downstream electronics or wiring.

    Quick blow fuses are used in equipment where a rapid response to fault conditions is required, such as audio amplifiers, power supplies, control panels and test equipment. The 6 x 32mm size is a standard metric cartridge fuse format that fits dedicated fuse holders and clips across a wide range of electronics and appliances. The 250V rating covers UK mains voltage (230V) with headroom for transient spikes.

    The glass tube body allows visual inspection of the filament. A blown fuse shows a visible break or scorch mark inside the tube. The nickel-plated brass end caps provide good contact with fuse holder terminals and resist corrosion in typical indoor environments. IEC compliance means the fuse meets international safety standards for construction and performance, ensuring consistent behaviour across units.

    Specification
    Current rating 15
    Voltage 250
    Diameter 32
    Type Quick Blow
    Frequently Asked

    What does 'quick blow' mean?

    Quick blow (also called fast-acting or F-type) fuses respond to overcurrent within milliseconds. They are designed to protect sensitive electronics where a brief overload can cause damage. This contrasts with slow-blow or time-delay fuses, which tolerate short current surges without blowing.

    Can these be used in UK mains plugs?

    No. UK mains plugs use 13A BS 1362 fuses in a different cartridge format (25 x 6.3mm). The Mercury 6 x 32mm fuses are for equipment-level protection inside appliances, control panels and power supplies that have dedicated 6 x 32mm fuse holders.

    How do I know if the fuse has blown?

    Look through the glass tube. A blown fuse shows a visible break in the wire filament or scorch marks inside the tube. An intact fuse has a continuous wire visible running between the two end caps.

    Are these sold individually or in packs?

    Check the product listing for pack quantity. Mercury fuses are typically sold in packs of 5, 10 or bulk quantities rather than as individual units.

    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.