S30021-521-70 Transformer by Square D SQUARE D INDUSTRIAL CONTROL TRANSFORMER CLASS 9070 SER.B TYPE EO-2 0.070 KVA 50 HZ 0.100 KVA 60 HZ PRIMARY VOLTS 208-277 SECONDARY VOLTS 12-24 CAT# S30021-521-70 Reconditioned Inventory Code: A Make an Offer Send to a Friend Return To Electrical Transformers