Mitsubishi TH-N220RHKP 150A Description Description Mitsubishi Overload Relay. Ith = 120,0 ~ 180,0A; for S(D)-N180, 220 Related products MITSUBISHI FR-A540-22K MITSUBISHI AJ71E71-S3 Mitsubishi FX2N-48ET-ESS/UL MITSUBISHI A1ADP-SP Mitsubishi FX2N-32ER-ES/UL MITSUBISHI A2NCPU