RCH121 125 kN Capacity, 42 mm Stroke, Single-Acting, Hollow Plunger Hydraulic Cylinder

Enerpac RCH121 is a versatile single-acting hollow plunger hydraulic cylinder designed for pushing and tensioning applications in industrial maintenance, construction, and testing tasks. With a 13.8-ton (125 kN) capacity and 42 mm stroke, it features a central hollow bore for passing rods or cables, enabling both push and pull forces, along with spring return for quick retraction and operation at up to 10,000 psi, incorporating protective relief valves and a corrosion-resistant finish for durability in demanding environments.

• Product Overview
  • Name: Enerpac RCH121 Single-Acting Hollow Plunger Hydraulic Cylinder
  • Type: Single-acting, spring-return hollow plunger cylinder
  • Primary Applications: Pushing, tensioning, bolting, and maintenance in versatile industrial setups
  • Force Output: 13 tons (125 kN) nominal capacity
  • Stroke: 42 mm (1.63 in)
  • Retraction Mechanism: Spring return
  • Operating Pressure: Maximum 10,000 psi (700 bar)
  • Collapsed Height: 121 mm (4.75 in)
• Technical Specifications
  • Capacity (Advance): 13 tons (125 kN)
  • Maximum Operating Pressure: 10,000 psi (700 bar)
  • Stroke: 42 mm (1.63 in)
  • Collapsed Height (A): 121 mm (4.75 in)
  • Extended Height (B): 162 mm (6.38 in)
  • Outside Diameter (D): 69 mm (2.72 in)
  • Bore Diameter (E): 54 mm (2.13 in)
  • Plunger Diameter (F): 35 mm (1.38 in)
  • Effective Area (Advance): 17.9 cm² (2.77 in²)
  • Oil Capacity (Advance): 75 cm³ (4.58 in³)
  • Weight: 2.8 kg (6.2 lbs)
  • Center Hole Diameter (Y): 20 mm (0.79 in)
  • Series: RCH Series Single-Acting Hollow Plunger Cylinders
• Key Features
  • Hollow plunger design allows for both push and pull forces
  • Nickel-plated, floating center tube increases product life
  • Relief valves prevent damage in case of over-pressurization
  • Baked enamel finish for increased corrosion resistance
  • Collar threads enable easy fixturing
  • Includes CR-400 coupler and dust cap
  • Plunger wiper reduces contamination, extending cylinder life
  • Smooth hollow saddles are standard