QMB-3620-M Panel Board Switches by Square D SQUARE D, QMB SAFLEX UNIT, 3 POLES, 200 AMPS, 600 VAC. 480 VAC-3 PH.- H.P. 50. 600 VAC-3 PH.- H.P. 50. CAT #QMB-3620-M Reconditioned Inventory Code: A Make an Offer Send to a Friend Return To Electrical Switches