Fuse Board Upgrade in Ashton-under-Lyne - What to Do, When to Act, and What It Costs

Published October 2026 | Fuse Board Upgrade

If your fuse board is producing a burning smell, has scorch marks around it, or is making a buzzing or crackling sound, switch off the main isolator switch immediately and move away from the board - this is a potential fire risk and needs urgent professional attention.

Immediate Actions - Do These NOW

If something has just gone wrong with your fuse board, or you've noticed something that doesn't look right, the next few minutes matter. Here's what to do depending on what you're seeing.

If it looks or smells dangerous, follow these steps in order:

1. Find your consumer unit - it's usually in a hallway cupboard, under the stairs, or in a utility room.
2. Flip the main isolator switch (the large switch at the top of the board) to the OFF position. This cuts power to the whole property.
3. Leave the area if there's any burning smell or visible scorch marks on or near the board.
4. Call 999 immediately if there's any sign of fire or smoke.
5. Once you're safe and clear, call a qualified emergency electrician.

If a breaker keeps tripping but there's no sign of immediate danger:

1. Look at the consumer unit for any switches that are in the OFF or middle position - that's the tripped circuit.
2. Unplug everything on that circuit before attempting to reset it.
3. If it trips again immediately on reset, leave it off and call an electrician - something on that circuit has a fault.
4. If it holds, keep an eye on it and get it looked at within the next few days.

Our engineers see repeated tripping regularly in older properties across Ashton-under-Lyne. It's tempting to keep resetting and hope for the best. Don't. A board that trips repeatedly is telling you something.

What NOT to Do - Common Dangerous Mistakes

A fuse board problem tends to bring out the DIY instinct in homeowners. Here's where that can go seriously wrong.

Don't replace fuse wire yourself. Older boards use rewirable fuses with thin wire that melts under overload - that's how they protect the circuit. If you replace it with the wrong rating, or use something that isn't fuse wire (copper wire is a common and extremely dangerous substitute), the protection is gone. The circuit can now draw far more current than the wiring can safely handle, and that's a fire risk.

Don't force a tripped breaker to stay on. If a circuit breaker won't hold when you reset it, that's protection doing its job. There's a fault somewhere on that circuit - either in the wiring, a fitting, or an appliance. Taping it down or jamming something against it defeats the only safeguard between that fault and a serious incident.

Don't open the consumer unit cover. Even with the main switch off, parts of the board remain live - specifically the cables coming in from the meter. You can't make those safe without involving the Distribution Network Operator. Leave the cover on.

Don't put it off because of the cost. A fuse board upgrade runs from a few hundred pounds. The cost of an electrical fire - in repairs, lost belongings, and disruption - is in another league entirely. This is one of those jobs where delay rarely makes financial sense.

Don't assume that because power is on everything's fine. A board can be failing internally without causing an obvious outage. Scorch marks, intermittent smells, and slow circuit breakers are all warning signs even if the lights are on.

When This Is a Genuine Emergency vs When It Can Wait

Not every fuse board issue needs you on the phone to an emergency electrician at midnight. But some absolutely do. Here's how to read the situation.

Treat this as an emergency - act immediately:

• Burning smell coming from the consumer unit or surrounding area
• Scorch marks, discolouration, or melted plastic on or around the board
• Buzzing, crackling, or humming sound coming from the board
• A breaker that trips and cannot be reset, leaving circuits without power
• Any electric shock from a switch, socket, or appliance - even a mild one

Any of these: main isolator off, call an emergency electrician, don't wait.

These are serious but can be booked in as a priority rather than an emergency:

• Your board uses old rewirable fuses with wire or cartridges rather than modern circuit breakers
• A recent electrical installation condition report (EICR) has recommended an upgrade
• You're adding major new circuits - an EV charger, a rewired kitchen, or an outbuilding supply - and the existing board can't accommodate them
• A property survey has flagged the consumer unit ahead of a sale or purchase
• Breakers trip occasionally but reset easily and there's no physical sign of damage

Older properties in Ashton-under-Lyne - particularly the Victorian and Edwardian terraces that make up much of the housing stock in Tameside - commonly have consumer units that are 30 or 40 years old. As local electrical contractors working across Tameside have noted, the fuse board is often the most overlooked safety component in these homes. That doesn't make it less important - it makes it more urgent to assess.

Getting Emergency Help in Ashton-under-Lyne

If you need an electrician urgently in the area, here's how to find the right person and what to expect.

What to check before you book: Any electrician carrying out consumer unit replacement work should be registered with a recognised competent person scheme. The main ones for electricians are NICEIC, NAPIT, and the ECA. Registered electricians can certify their own work and issue the documentation you need. Ask for their registration number before confirming.

What to tell them when you call:

• Whether there's any sign of burning or immediate danger
• The approximate age of the property and the board
• Which circuits, if any, are currently off
• Whether you've noticed any recent changes - new appliances, recent work on the property

Response times: Emergency electricians covering the Greater Manchester area can typically reach you within one to three hours for an urgent fault. For planned upgrades with no immediate danger, booking one to two weeks ahead is typical.

If you're unsure how serious your situation is, Voltrade's GoFIX diagnostic tool can help you work through the symptoms and connect you with a vetted, qualified electrician - taking the guesswork out of whether you need someone tonight or can wait for a scheduled appointment.

What the Emergency Repair or Upgrade Involves

A fuse board upgrade - replacing your existing consumer unit with a modern one - is typically a full day's work. Here's what the process looks like so you know what to expect.

Step by step:

1. The electrician carries out a visual assessment of the existing board and installation before starting.
2. Power is isolated at the meter. For some properties this requires coordination with the local Distribution Network Operator - your electrician handles this.
3. The old consumer unit is removed and all circuits disconnected.
4. The new unit is installed and all circuits are reconnected. Modern units include RCD or RCBO protection on individual circuits.
5. Every circuit is tested before the board is signed off.
6. An Electrical Installation Certificate is issued. Keep this - you'll need it for insurance and when you come to sell the property.

Why a modern board is meaningfully safer: Many older properties in Ashton-under-Lyne lack the safety features that current standards require. A consumer unit compliant with the 18th Edition of the IET Wiring Regulations (BS 7671:2018) includes individual RCBOs for each circuit, which means a fault on one circuit - a faulty appliance on the kitchen ring, for instance - trips only that circuit. The rest of the property keeps its power. On older boards, a single fault can take the whole house down, or worse, not trip at all.

RCD protection also guards against electric shock. If current starts flowing through an unintended path - a person touching a live conductor, for example - the RCD detects the imbalance and trips in milliseconds. Rewirable fuse boards have no equivalent protection.

What it costs: A standard consumer unit upgrade in Greater Manchester typically costs between 350 and 700 pounds, depending on the number of circuits, the condition of the existing wiring, and whether any remedial work is needed before the new board can be installed. Emergency call-outs carry a premium - commonly 50 to 150 pounds on top, depending on timing and the contractor.

A reputable quote for fuse board upgrade work should be itemised, covering labour and materials separately, with clear VAT status, start and completion dates, payment terms, and any exclusions stated upfront. If a quote doesn't include these, ask for them in writing before agreeing to anything.

How long will you be without power: Most of the outage is during the swap-over itself - typically two to four hours of the overall job time. Charge devices beforehand and plan around it if anyone's working from home.

Emergency Questions About Fuse Board Upgrades

How do I know if my fuse board is actually dangerous?

The most obvious signs are physical: scorch marks or discolouration on or around the consumer unit, a burning smell near the board, or audible buzzing and crackling. Beyond those warning signs, look at the board type itself. If it uses rewirable fuses with wire or cartridge fuses rather than modern circuit breakers and RCD protection, it isn't up to current safety standards regardless of how it looks. Our engineers recommend getting any board over 25 years old properly assessed by a qualified electrician - ideally through a full Electrical Installation Condition Report, which gives you a clear picture of the installation's overall safety.

Can I upgrade my fuse board myself to save money?

No, and this isn't a job where cutting corners makes sense. Consumer unit replacement should always be carried out by a qualified electrician registered with a competent person scheme such as NICEIC or NAPIT. Only a registered electrician can issue the Electrical Installation Certificate the job requires - without it you may face difficulties with your insurer, your mortgage provider, and when you come to sell the property. The work also involves live conductors that cannot be made fully safe without DNO involvement. It's not a job for an amateur, however confident.

How long does a fuse board upgrade take and will I be without power?

A typical domestic upgrade takes between four and eight hours from start to finish. You'll be without power to the property for a portion of this - the outage is usually two to four hours during the actual swap-over, though the total time on site is longer. Charge phones and laptops beforehand, and let anyone working from home know in advance. Our engineers try to keep the outage window as short as possible, but some downtime during the changeover is unavoidable.

Will a new fuse board add value to my property in Greater Manchester?

A modern consumer unit won't directly lift your asking price, but an outdated or non-compliant board can actively complicate a sale. Surveyors commonly flag old fuse boards in property reports, and some mortgage lenders and insurers require evidence of an upgrade before they'll proceed. Having the work done proactively - with a valid Electrical Installation Certificate to show for it - removes a common sticking point in the conveyancing process and demonstrates to buyers that the property has been properly maintained.