ABB OT Range Isolators

ABB OT isolators are physically smaller in sizes than other brands, this compact design allows less space to be used up inside a control panel. They are available in 3 or 4 pole variations with 6 and 8 pole versions available to order.  Current ratings of 16A to 125A with higher rated versions available on request.

Available in two mounting types:

  • Base mount version which can either be mounted onto din rail or can be fixed directly onto the base plate of a control panel or enclosure using the fixing holes. This version requires an extension shaft and a handle.
  • Door mount version which mounts directly onto the back of a panel door. This version requires a handle.


  • Door interlocked switch disconnector / load break switch.
  • Handle and extension shaft (for base mount version) must be ordered separately.
  • Other accessories available like auxiliaries and terminal shrouds.
  • Compact and lightweight design starting at just 54x48x56mm HxWxD for a 16A version.
  • Manufacturer: ABB
  • Guarantee: 3 years