Currys
With over 3000 electrical products online, you've a good chance of finding what you're after on this website. The online product selection of this electrical superstore includes cookers, washing machines, vacuum cleaners and lots more.
http://www.curreys.co.uk

Comet 
Comet are the UK's electrical market leader - it's easy to see why with their price watch system they aim to beat any price. You can buy Fridges & freezers, Cookers & microwaves, irons, Dishwashers, Vacuum cleaners, & lots more 
http://www.comet.co.uk

24-7Electrical
24-7electrical carries thousands of products in stock at unbelievable prices, all with 48 hours delivery. Buy ovens, refrigerators, microwaves, freezers, stoves, washing machines, kitchen appliances, air conditioners, cookers, dishwashers, dryers, freezers, fridges, spin dryers, dishwashers, vacuum cleaners and more.
http://www.24-7electrical.com

Dixons
As one of the UK’s best-known electrical retailers, Dixons provides consumers with a secure shopping experience, providing quality and service on a huge range of over 2000 products at great prices
http://www.dixons.co.uk

Co-op Electrical Shop
Co-op Electrical Shop is the UK's largest Co-operative online electrical retailer, offering ongoing discounts on a large selection of ovens, refrigerators, microwaves, freezers, stoves, washing machines, kitchen appliances and more.
http://www.co-op.com

Empire Direct
Empire Direct are a professionally run outfit - they claim to have the lowest prices in the UK - backed up with world class service. 
http://www.empiredirect.com

Electric Shop
Offers competitive discounted deals on household appliances from leading brand names. Delivery is free throughout mainland UK and most items in stock can be delivered within 2 working days.
http://www.electricshop.co.uk.com

ebay
Bid on electrical bargains from £1 on the famous auction site.
http://www.ebay.co.uk.com

Argos  
Brilliant online shop from the high-street catalogue king Argos. Selling electrical appliances, kitchen gadgets and personal care products plus much more online. The Argos site also features very useful buyer's guides and comparison tables.
http://www.argos.co.uk

Be Direct  
Independent electrical retailer stocking a huge range of over 4,000 electrical goods and domestic appliances from all the major brands. All prices are inclusive of delivery to mainland UK.
http://www.bedirect.com

Kays
Kays, the famous UK mail order catalogue, offers a great selection of affordable electrical products. Their easy to use site features recommendations, a sales section, buyer guides and a gift wizard. Free UK delivery and interest free credit.
http://kaysnet.com.

LXDirect
At LXDirect, formally Littlewoods Extra, you can find a wide range of electrical items, all at extremely good prices. Great customer service and a no quibble return policy all go to make this is first class shopping experience.. 
http://www.lxdirect.com

Littlewoods
Online version of the Littlewoods catalogue. Very similar to LXDirect but with a slightly different style of website. Thousands of products as discount prices, interest free credit and free 48 hour delivery. 
http://www.littlewoods-online.com

Marshall Ward
The Marshall Ward online catalogue offers top brand electrical goods at low prices. In fact in a recent Independent Home Shopping Survey a higher proportion of customers voted them 'Very Good ' for Value for Money compared to their main Direct Catalogue Competitors 
http://www.marshallward.co.uk

MFI
MFI is one of the UK's leading home appliance retailers offering an extensive range of quality electrical appliances, kitchens, bathrooms, furniture, bedroom furniture, dining furniture, and beds. All MFI's products offer unbeatable value for money with exceptional customer service and free delivery. Sale now on with up to 60% off.
http://www.mfi.co.uk

Partmaster Direct
Partmaster Direct has an amazing range of over 6000 products online (and growing!) including accessories for over 15,000 individual handheld PCs, camcorders, digital cameras, mobile phones, laptops, TVs, vacuum cleaners, GPS units, and printers. It really has to be seen to be believed.
http://www.partsmasterdirect.com

Richer Sounds
Check out Julian Ritcher's legendary customer service at his excellent electrical shop.
http://www.richersounds.com

Robert Dyas  
Robert Dyas, the well known high street store is now online offering an amazing range of electrical and home appliances. There's an appliance for just about everything here plus a super range of kitchen and home products too.
http://www.robertdyas.co.uk

Tesco
Tesco is one of the UK's leading online retailers, catering for all your online shopping needs. Electrical Warehouse - Over 1800 electrical products -everything from DVD players to dishwashers and bread makers to camcorders. Regular price checks against other leading electrical on-line retailers. Free UK delivery on all products.
http://www.tesco.com

Trade Appliances
Trade Appliance's mission is to be the clear leading independent retailer of built in kitchen appliances and to constantly delivery new levels of customer care. 
http://www.tradeappliances.co.uk