Powerblock with extension cable PB 1.5 mm² - with four sockets Robust, professional and of high quality workmanship - this powerblock from Brennenstuhl's professionalLine range is ideal for supplying power to work equipment on scaffolding or roofs. With IP54 rating, the Powerblock is suitable for permanent outdoor operation and is equipped with four protective contact sockets that have self-closing lids. In addition, the power block is equipped with a visual ready indicator so that it is possible to see at a glance whether power is being supplied to the power block. The block can be hung up with the robust, foldable metal hook or fixed in place with the practical fastening strap