ECONO-BOX Junction Boxes

ECONO-BOX Junction Boxes


ECONO-BOX Junction Boxes For Electrical Housing Applications.


  • Operational Characteristics: 
– Reinforced engineering plastic.
– Available in 3 sizes with 4 entries.
– Bottom entry box with three entries includes terminal rail.
– Black or optional transparent lid.
– Orange can be supplied on request subject to min. order quantity.
– Lid security lug.
– Impact resistant and corrosion free.
– Stainless steel screws.
– Internal earth stud.
– Encapsulated earth bar ensures continuity to all entries.
– Protection: IP68.
– Mounting lugs for DIN rail.
 Box Size  Terminal Size and Quantity
TB2.5 24A TB4 32A TB6 41A TB10 57A TB16 76A TB35 125A
0 9 7 NA NA NA NA
1 10 9 NA NA NA NA
2 16 13 10 7 NA NA


Order Code  Description
PR57250  No. 0 box size, 100 x 78.5mm, black lid, 87.8 x 59.6mm usable space, 4 x M20 cable entry – 90 degrees, 0.20kg.
PR57251  No. 1 box size, 110 x 83.4mm, black lid, 98 x 66.1mm usable space, 4 x M20 cable entry – 90 degrees, 0.29kg.
PR57252  No. 2 box size, 134 x 98.2mm, black lid, 122.5 x 80.1mm usable space, 4 x M25 cable entry – 90 degrees, 0.44kg.
PR57258  No. 1 box size, 105 x 89mm, black lid, 102 x 81.7mm usable space, 3 x M20 cable entry – bottom entry, 0.27kg.
PR57800  No. 0, 1, Blanking plugs M20 accessory.
PR57801  No. 2, Blanking plugs M25 accessory.
PR57290  No. 2, Reducing locknut 25 to 16mm accessory.
PR57291  No. 2, Reducing locknut 25 to 20mm accessory.

*Boxes are designed to be fitted with Pratley cable glands.


(please see attached PDF’s for further information)