Plug In Systems

Welcome
We stock thousands of used obsolete and rare circuit breakers.

Please use the search box above to find what you are looking for.

Important: 2nd Class post is taking 7-10 working days,

please consider choosing 1st Class or Next Working Day if your order is urgent.

✓ One of the UK's largest stocks of rare, obsolete & discontinued circuit breakers.

✓ Not sure what you need? WhatsApp us a photo — we'll identify the right breaker.

✓ Secure checkout · Fast UK dispatch · 30-day no-quibble returns.

✓ 35+ years of industry experience behind every order.

MCB's

£8.99

Above price includes VAT.

MCB's

£10.99

Above price includes VAT.

Isolators

£11.99

Above price includes VAT.

MCBs.uk
(Visits by Appointment Only)
Prenton
Birkenhead
Wirral, UK
CH42 8QX

WhatsApp 07745 572 332 – Mon-Fri 9-5

We have been in the electronics business for over 35 years.

We are a small family run company who pride ourselves on helping electricians daily.

We accept all major cards as well as Apple Pay and Google Pay.
All prices are fully inclusive of VAT.
VAT Reg No: 518 4946 61