Waterproof Connection Box Type:Small Impeller suits pump shaft with

Impeller suits pump shaft with two flats (as apposed to old style one flat)

which reduces the effective cylinder volume

Width - 26mm

Totally submersible pumps with water cooled

2 x Cigarette lighter plug

Waterproof Connection Box Type:Small Impeller suits pump shaft withQuality bakelite box with brass fittings and rubber grommet waterproof cable entry points for multiple wire sizes. Ideal for professional or amatuer electrical fit ups. Complete with insulated terminal strips. Rated to 40 amp. Small 2 separate internal terminal strips with 4 conductors each 125mm x 75mm x 45mm Large 2 separate internal terminal strips with 8 conductors each 140mm x 100mm x 55mm