SPF60 Gas Evacuation and Refill Cart Recently, a Colombian customer ordered a  SPF60 Gas Evacuation and Refill Cart from our company for the daily maintenance of its sulfur hexafluoride circuit breaker. As an insulating gas, SF6 has many advantages. It is a colorless, odorless, non-toxic, non-flammable inert gas, and has excellent arc cooling characteristics, especially […]