Mitsubishi UN-ML21 Description Description Mitsubishi Mechanical interlock. For S(D)-N18 up to 65 Related products MITSUBISHI FX1N-40MR-DS Mitsubishi FX2N-16EX-ES/UL Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI FR-A540-22K MITSUBISHI FX0-20MR-ES MITSUBISHI AJ71E71-S3