GRL have specialized in low voltage disconnector  switch for 30year. Great news ,our 3150A switch passed temperature rise  test successfully yesterday. We can confidently say , The temperature ris is lower than  70K .

Too many Load Break Switch manufacturers can’t solve the problem of High Current Switch temperature rise for a long time. Even the world famous brand ,it is also a headache to them. But this time, GRL young engineer Mr. Ke and his team spent one year, day and night, experienced too many experiments and failed various test solutions, and finally GRL succeeded. Last year , A customer told us he will cooperate with GRL Electric once we passed 3150A temperature test . In the past, European suppliers have not solved the problem of temperature rise. Now we do it!! GRL do our level best, responds to requests, customer-focused, and insists on long-term hard work. GRL, come on !

GRL disconnector switches size from 63A up to 3150A, there are 3 pole and 4 pole. Customer could make a selection according to there demand. There is a great R&D team in GRL , we provide various customized solutions to for customer from all over the world.