Hylec 12 pole kwik snap terminal blocks hylec hyks 05712pp this range of 12 pole terminal blocks features kwik snap technology enabling pole separation without the use of tools this method of block separation means the pole dividers are still strong enough to support screws for terminal block assemblythis 57a connector is manufactured from white ul 94v 2 grade polypropylene hylec hyks 05712pp 12 pole kwik snap terminal block 450v 57a wire 10mm2