The Mueller BU-23S-0 Insulator is made from flexible high temperature black silicone and is intended for use with the BU-21 series heavy duty battery & automotive clips. The BU23S0 keeps the clip protected if it happens to come in contact with other objects. Dimensions: 5" Length x 1.49" Width x 1.49" Height. Large ID: 1.4". Wire end ID: 0.52". Dielectric Strength: 5KV at the thinnest cross section. Operating temperature: -40 F to 356 F (-40 C to 180 C). RoHS compliant. Sold Individually.
Mueller BU-23S Datasheet
Mueller Black Silicone Insulator for Battery Clip