Take control of your day with the versatility and performance of GEYA Wifi MCB Controller Din Rail Auto Circuit Breaker Recloser GRD9L-W GYM9 2P MCB 6KA Smart MCB 2P 16A 25A 40A 63A 220V 400V. Smart, efficient, and built to last — an essential in any collection. Browse and buy online at Keser.pl — trusted products at great prices.