Profile: Birkett Electric Ltd. is a manufacturer of low voltage, cold pour, resin filled cable jointing kits, mechanical core connectors, and cable jointing accessories. We have BS EN ISO 9001:2000 quality certification. We offer a full range of straight, branch, multi-service, cold pour, resin filled underground cable jointing kits in the voltage range up to 3300V. Our shear bolt mechanical connectors are suitable for both copper & aluminum conductors, polymeric & paper insulated cables, and stranded & solid conductors. Our standard cast resin is a pure, unfilled, two component polyurethane resin. It is the ideal solution for the insulation of power cables, providing supportive electrical and mechanical properties that does not allow the ingress of moisture.