Heat-shrink tube STTK 140/42 3:1 black with adhesive (1m/pack) IEK UMR-A2-140-42-31-K02

STTK and TTK tubes are designed for sealing and insulating all types of power cable connections with paper oil-impregnated, plastic insulation, and cross-linked polyethylene insulation. The inner surface of the tube is coated with a hot-melt adhesive layer that ensures absolute sealing after shrinking. Transparent TTUk tubes are used for mechanical protection and electrical insulation (up to 1000 V) of sensitive electronic components, contacts, equipment parts, sensors, etc. The transparent wall of the tubes allows for visual monitoring of the condition of the protected objects, conductor welding/soldering points, connection of units, etc. Convenient for marking purposes.