Mitsubishi Y-250 Description Description Mitsubishi Portable tester.Trip-characteristic check for MCCB’s with Electronic Trip Relay Related products MITSUBISHI FR-A540-0.75K-EC Mitsubishi FX0N-65EC MITSUBISHI FX0-30MR-ES MITSUBISHI A1ADP-SP MITSUBISHI FX1N-40MR-DS Mitsubishi FX2N-48ER-ES/UL
