Armoured cable supply run in Banstead
TMB Electrics provides armoured cable supply runs to power garages and outbuildings safely, completed with the testing and documentation your property requires.
Calls answered 24/7
- 14 years trading
- Local to Banstead
- Clear, upfront quotes
Armoured cable supply run prices
An armoured cable supply run starts from £250 a day. That day is the labour to lay, terminate and test the steel wire armoured cable.
From £250
Included
- Planning the cable path from the consumer unit or isolator to the far end
- Laying of steel wire armoured (SWA) cable, buried or clipped as the quote sets out
- Glands and terminations at both ends
- Continuity and insulation resistance tests on the new run
- A minor works certificate or installation certificate for the circuit
Not included
- Sockets, lights, an EV charger or other fittings at the far end
- A consumer unit replacement when the existing board cannot take the new circuit
- Garden lighting as a finished installation, which is quoted on its own
Ways to pay


- Pay by bank
- Bank transfer
- Cable length, burial depth and the number of joints decide whether the job runs into a second day.
- The written quote sets the cable size, glands and any extra materials before work starts.
- A new consumer unit, outbuilding fittings or garden lighting is quoted as its own service.
When do you need an armoured cable run
A building, garden or piece of equipment that sits away from the house needs a protected cable before it can take a safe electrical supply.
- Garage or workshop with no powerA garage still on an extension lead, or with no supply at all, needs a buried armoured cable of its own.
- Garden room or summerhouseA garden room used as an office or guest space needs a proper circuit, not a trailing flex through a window.
- Supply between two buildingsA shed, store or second building on the same plot needs a protected run from the main board to its own isolator.
- Outdoor power for lighting or equipmentGarden lighting, a pond pump or a gate motor needs an armoured feed where the cable leaves the house.
What happens on the day
The power is isolated at the board, the armoured cable is laid and terminated, then the circuit is tested and certified before it is switched on.
- Arrival and isolationThe existing board is checked, the destination is confirmed, and the circuit that will feed the new run is isolated.
- Laying and terminating the cableSteel wire armoured cable is pulled, buried or clipped, then fitted with glands and terminated at both ends.
- Testing and the certificateThe run is tested for continuity and insulation resistance, then a minor works or installation certificate is left with you.
How booking works
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Why choose TMB Electrics
- Reviews
- 38
- Rating
- 5.0
- Trading since
- 2012
“I keep things straightforward: you deal with me from the first quote to the final check, with clear advice and no surprises along the way.”
Trevor Bush, TMB Electrics
Book NowPhotos of our work
How much does an armoured cable run cost?
An armoured cable supply run with TMB Electrics starts from £250 a day. Length, ground and the number of joints decide how many days the job takes. The written quote sets the cable size and the number of days before work starts.
What is steel wire armoured cable?
Steel wire armoured cable, often called SWA, is a power cable with a layer of steel wires around the conductors. That armour lets it be buried or clipped outdoors without a separate conduit. TMB Electrics uses it for supplies that leave the building.
Is the cable buried or run along a wall?
The cable is buried where it crosses a garden or drive, and clipped where it can run along a wall or fence. The written quote states which method applies on your property. Either way the armour is the mechanical protection.
Does a new outdoor circuit need Building Control?
A new circuit from the consumer unit is notifiable work under Part P. TMB Electrics is Part P certified for that notification. The quote states whether the run is a new circuit or an addition on an existing one.
Can one cable feed the garage and the garden?
One armoured run can supply a sub-board in the garage, and that board can then feed lighting or sockets inside. Separate garden lighting is a different service if it needs its own feed. TMB Electrics prices each run on its own day rate.
