MK Sentry - LN6180s - 80A 100mA Two Pole Four Module Class AC RCD Used
MK Part Code: LN6180s. Has your MK RCD developed a fault and will not trip, if so this could be your answer. All our used RCD's are trip tested and the results are on a label on the side. 80A - 415V - 100mA - 4 Pole.