TE Connectivity (TE) Raychem GelWrap closure sleeves quickly and conveniently, insulate and seal buried electrical connections rated up to 1000 V. The robust yet compact design is engineered to handle the harsh environments of direct burial and manhole applications. GelWrap sleeves are equally well suited for insulation and jacket repair. PowerGel sealing material was specifically developed for the electrical power industry. This unique hydrophobic gel material provides an excellent moisture seal over wide operating temperature ranges (-40 to 95 deg C). Both the gel and housing are UV resistant and suitable for overhead applications.