We are Zolis Fluid Power Systems

  • We are specialized in servicing, maintaining, repairing and supplying of RTG (rubber tyred gantry cranes) and their respective components/accessories to port container operations, dockyard operations and the oil and gas industry.
  • Manufacturers of marine bunkering, water jet and oil section hoses.
  • Hydraulic hose assemblies and stainless-steel piping systems for RTG cranes and quay cranes.
  • We manufacture our own brand of RTG gearbox (ZOLIS) for RTG gantry cranes which are available for global distribution.
  • Manufacturers of hydraulic and pneumatic cylinders.


Hydraulic / Pneumatic cylinder (air cylinders) are mechanical devices which use the power of
compressed gas to produce a force in a reciprocating linear motion.

We are specialized for make customized Hydraulic / Pneumatic Cylinders as per customer specification

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  • Simplified hose selection with constant pressure ratings.
  • Braid and spiral constructions meeting and exceeding SAE, EN and ISO hose standards
  • Smaller bend radii for easier routing and fewer adapter
  • Higher impulse cycles for longer life
  • Reduced costs by as much as 64 percent
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  • Patented “C” insert for robust, leak free assemblies
  • One coupling for all braid hoses; less inventory, fewer assembly errors
  • TuffCoat™ plating for 5x better corrosion resistance
  • No-Skive design
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We specialize in servicing, repairing, maintaining, and suppling RTG (Rubber Tyred Gantry Cranes) Panamax and Super-post Panamax crane parts, components and accessories for port container terminals.

We offer complete solutions for hydraulic hoses and stainless steel piping systems for RTG and Quay cranes.