The IP65 housings are ready for connection and pre-assembled on a busbar system. With the bus housings AKi-SS Spelsberg customers get a fuse housing with installed NH 00 bus fuse base. The busbar system makes it child's play to fit the appropriate clamps. The AKi-ST series expands the Spelsberg product range of housings with bus fuse load circuit breaker. This housing variant is suitable for a rated current of 125 A. The clamp connection is universally connected to a 5-pole busbar. Thanks to their high shock resistance to IK08 and the high protection class of IP65, the bus load-break switch housings are very suitable for outdoor electrical installations.