SUMITUBE® SA3 dual wall heat-shrinkable tubing by Sumitomo Electric Interconnect Products is specifically formulated to environmentally seal electrical splice connections in a wide range of environments. A durable, flame retarded modified polyolefin outer jacket is internally lined with fluid resistant adhesive and supplied in a 4:1 shrink ratio.

Splices sealed with SUMITUBE® SA3 are resistant to all automotive fluids, dirt and contamination, moisture, under the hood temperature cycling, flexing and vibration, while maintaining electrical integrity.

SEIP products provide SIMPLY SUPERIOR protection in a variety of applications. These include light weight harnessing, strain relief, mechanical protection, electrical insulation, sub-system assemblies, general wire management, bundling, and identification.