Vintage Heathkit Variable Isolated AC Power Supply, Model IP-5220, 0 - 140VAC With Isolation, Made In USA, Circa 1975 - 1983 | Vintage electronics, Ac power, Vintage
ITV-15 Isolated AC Power Supply | ALDETRONICS Your Online Shop For Variable Transformers, Variacs, Isolation Safety Transformers, Power Supplies
BK Precision 1653 Variable Isolated AC Power Supply 0-150VAC 2A *Tested Works* | eBay
BK Precision 1653A Variable Isolated AC Power Supply 0-140V 0-2A | eBay