DOLD 0062973 – MK5880N.12 AC50-400HZ 24V | JUAL DOLD 0062973 – MK5880N.12 AC50-400HZ 24V – Insulation monitor MK 5880N | Relay modules > Monitoring devices > Insulation monitors > MK 5880N > Insulation monitor > Insulation monitor MK 5880N > MK5880N.12 AC50-400HZ 24V