High-impact strength polycarbonate material used in the manufacture of the 56 Series has a proven superior impact strength. Proven & tested to operate in extreme temperatures from -40 to 55+ Benefits: > Centre pivot bungs removed, reducing stress and increasing product strength > CV flap opens an additional 8o for improved access* > LED capable for illuminated indication Fundamental new benefits: > New cover gasket, now IP66 without the need for No9 caps > Laser engraved ratings > Design profile and aesthetics improved, reducing dirt build up areas Maintains existing features associated with 56 Series: > Transparent hinged flap, automatically snaps shut when plug is withdrawn > 32A and above have mechanical interlock as standard, preventing plugs being inserted or withdrawn when switch is on. Available on 16A and 20A > 16A & 20A with one piece, internally wired, switch and socket base * The 56CV’s degree of opening varies from the 56SO’s due to differing design