Hardeep Electrical Pvt.Ltd. Supplies Submersible Flat Cables with Flame Retardant Insulation. Hardeep Electrical Pvt.Ltd. Has been awarded ISO 9001:2008 certifications. Hardeep Electrical Pvt.Ltd. Supplies electrical wires and cables. Submersible Flat Cables with Flame Retardant Insulation is available with sizes ranging from 1.50mm sq to 25.0 sq. Submersible Flat Cables with Flame Retardant Insulation are extensively used in the farming sector for use with submersible water pump. These cables have current rating form 14-71.