Mechanical and Hydraulic Flange Spreaders

The Equalizer SWi range has set the new standard for spreading flange joints powerfully, efficiently, effectively and safely. The tools use the supplied stepped block accessories, which offers up to 3% more flange spreading distance than traditional spreading wedges. These innovative tools are available as hydraulic and mechanical models, which are also available as ATEX certified models. The tool kits include:

  • SWi12/14TM (mechanical): 230 Nm torque wrench, set of safety blocks, safety lanyard, pair of stepped blocks, carry case
  • SWi20/25TE (hydraulic): Set of safety blocks, safety lanyard, carry case – hydraulic hoses and lightweight hydraulic hand pump as optional
  • SWi20/25TI (integral hydraulic): Set of safety blocks, safety lanyard, pair of stepped blocks, carry case, carry-strap


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Mechanical and Hydraulic Flange Spreaders
Item Power Source First Step Capacity (tn) Last Step Capacity (tn) Tip Clearance (mm) A (mm) B (mm) C (mm) Weight (kg)
SWI12/14TM Mechanical 12 14 6 289,5 152,4 269 6,2
SWI20/25TE Hydraulic 20 25 6 312,4 152,4 269 6,4
SWI20/25TI Hydraulic 20 25 6 464,8 152,4 8,5





Equalizer is a tool manufacturer focusing on the alignment and spreading of flange joints. For almost 20 years, Equalizer's patented, award winning tools have been addressing the challenges of flange alignment, flange spreading and flange pulling. The tools bring significant benefits, in terms of safety, efficiency, ease of use and realizable time and therefore cost savings for those undertaking any form of flange maintenance activity.  Equalizer flange maintenance tools joined the Enerpac portfolio in 2019.

Product Sheet

Product Sheet (in Finnish) [PDF]

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