SimcoSK-4MAnti Static Ion High Voltage ESD Power Supply90-240V40VA, 4kVWith ProbesT2-03672 T2-03677 0010-0103The Simco SK-4M is a power unit that can power SIB bars with silicon electrodes. It can also power TIB bars with tungsten electrodes and TIB-A bars with tungsten electrodes and pre-installed air-tubes.Have some marks and scratches due to old stock.Power on and tested item testing picture are attached.© All the pictures are Organic and this part is physically in our stock