Wiska Box IP66 Waterproof Black Junction Box 85 x 85 x 51mm

£3.75 Ex. VAT £4.50 Inc. VAT
  • Suitable For Cable Sizes Up To 4mm²
  • IP66 Water & Dust Proof
  • Modern, Contemporary Design
SKU: 308/5B

Wiska Box IP66 Waterproof Black Junction Box 85 x 85 x 51mm

Not all brands are the same. Wiska is a leader in premium-quality IP66 junction boxes. In fact, the brand is the goto choice for electricians and contractors.  Being IP66 rated, it can pretty well be installed anywhere. It is dustproof as well as waterproof, so it is ideal for external outdoor installations. These junction boxes also have a modern, contemporary design, meaning they will look great in a variety of surroundings.

All of these Wiska Junction Boxes include terminal blocks, aiding a simple installation process.

Wiska Box IP66 Waterproof Black Junction Box Specifications

  • Material:  Polypropylene
  • Material sealing gasket: TPE
  • Temp. range min:  -30 °C
  • Temp. range max:  100 °C
  • Temperatures during install:  -5 °C – 60 °C
  • Protection class: IP66 / IP67
  • Glow wire test: 750 °C
  • Voltage: 400 V
  • Rated cross-section: 4 mm²
  • Fixing: 4 internal openings
  • Ø cable diameter min: 3 mm
  • Ø cable diameter max: 12 mm
  • External dimensions (L x W x H): 85 x 85 x 51mm
  • Type of cable gland: M20 x 1.5mm
  • Product Colour: RAL 9001
  • ETIM-Classification EC002600

Further Information

As these junction boxes allow installation of up to 4mm² cables, these boxes are perfect for outdoor Armoured Cable installations. For example, you could be running a 2.5mm 3 Core Armoured Cable to an outhouse to power some mains sockets and switches. These boxes would allow you to terminate the cable safely and securely in place.

For help installing these Wiska Boxes, check out Wiska’s handy ‘Installation of COMBI Junction Boxes‘ video (see below), outlining all the features of these boxes and how to use and install them properly.


Additional information




ABS Plastic



IP Rating


We dispatch parcels on a daily basis, Monday to Friday 8AM to 5PM. All our parcels are dispatched via an express delivery option, which is a 1-2 working day service.

Customer satisfaction is key, which is why we’re happy to accept returns when the order is incorrect or damaged. Customers are able to return anything they order (if ordered by mistake or unwanted) however they are liable for covering the return postage.

For further information or assistance regarding returns, please contact our sales team on 01244 288138 or alternatively, email us at sales@quickbit.co.uk.