WE-EF / 310-9014 Junction box JB20 - Conduit side entries Junction boxes are made from marine-grade, die-cast aluminium alloy. IK10. IP66. It’s available for wall and side (cable gland and conduit) entries. Description: Junction boxes are made from marine-grade, die-cast aluminium alloy. IK10. IP66. For side entries and suitable to be used with conduits. Specifications: A: 7.09 B: 5.63 C1: 2.01 Weight: 2.25 Windage: 0.333 ft²