Ashley J804 Maintenance Free Junction Box 20A 4 Terminal3250610454923J804

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No of Terminals
4 x 4 x (0.5 - 4.0mm2)

Length: - 140mm.
Width: - 65mm.
Depth: - 30mm.
Maintenance Free Junction Box
20 Amp 4 Terminal
The Maintenance Free junction box from Ashley is a junction box that has been manufactured
to accommodate the increasing need to fit junction boxes in so called 'inaccessible' areas.

The Maintenance Free junction box provides a secure and maintenance free means of
connecting fixed wiring in any indoor application. Whether it be, under floor situations
between ground and first floor in houses, or where jointing of cables is used to aid rewiring.

The Maintenance Free junction box is ideal for use in residential and commercial buildings,
refurbishments and re-wires, power and lighting circuits and circuits wired in sheathed cables.

The Maintenance Free junction box from Ashley is unrivalled in the today’s market.
No other junction box provides as many features that allow Contractors to comply
with the latest wiring regulations.

Allowing the connection of up to four conductors from 0.5mm2 to 4.0mm2.
per terminal
  • Features
  • Simple break outs on base & lid
  • Four selectable cable entry points
  • Self retaining lid screws
  • Cable clamp instructions in base
  • Ample cabling space
  • Fixing points for securing to joists
  • Reversible cable clamps
  • 4 separate cable terminations per connector
  • Benefits
  • Easy to cable
  • Complies with wiring regulations
  • Fits nicely in the hand
  • Generous wiring space
  • Allows for mixed cable types
  • Twin & CPC & flexible cords can be mixed
  • Screw less terminals meaning no maintenance required


17th Edition Junction Box Guide - pdf 440kB
Product Code
Price (ex VAT)
Price (inc VAT)
product photo
AS J804

Ashley J804 Maintenance Free Junction Box 20A 4 Terminal