Operate from any 1,500-2,500 psi hydraulic power source. NO H/P intensifier needed. Smaller than many equivalent 12 ton low pressure crimping tools currently available. Crimp up to 750 MCM Copper or Aluminum. Operate on Open- or Closed- Center systems. Exchange head from 12 ton "U" Style to 12 ton Kearney style without removing from service, using optional adapter and Kearney style head. 12 ton Kearney Style tool is also available. Crimping head swivels 360 degree on handle.