Mitsubishi TH-N220RHKP 180A Description Description Mitsubishi Overload Relay. Ith = 140,0 ~ 220,0A; for S(D)-N220 Related products MITSUBISHI MR-J2-40A MITSUBISHI FR-A540-15K-EC Mitsubishi FX2N-48ER-ES/UL MITSUBISHI FR-A540-0.75K-EC Mitsubishi FX0N-65EC Mitsubishi FX2N-16EYR-ES/UL