Enerpac RCH Series Jacks

In maritime operations, the need for versatile and reliable lifting and tensioning equipment is paramount. The Enerpac RCH Series Hollow Plunger Hydraulic Cylinders are designed to meet these demands, offering both push and pull capabilities through their hollow plunger design. These single-acting, spring-return cylinders are suitable for various applications, including maintenance, testing, and tensioning tasks on ships.​

** We strive for accuracy, but details may change, and errors are possible. Please verify specifications with the manufacturer or seller before purchasing. **

🏷️ Pricing: New | Used | Bulk


1️⃣ Technical Specifications

  • Capacity Range: 12 to 100 tons
  • Stroke Length: 0.31 to 6.25 inches​
  • Maximum Operating Pressure: 10,000 psi (700 bar)
  • Design Features:
    • Hollow plunger design allows for both pull and push forces​
    • Single-acting, spring return mechanism​
    • Nickel-plated, floating center tube on models over 20 tons increases product life​
    • Baked enamel finish for increased corrosion resistance​
    • Collar threads for easy fixturing​
    • Includes AR-630 coupler and has 1/4" NPTF port​

2️⃣ Benefits

βœ… Versatile Application – The hollow plunger design enables both push and pull operations, making these cylinders suitable for a wide range of maritime tasks, including lifting, pulling, and tensioning applications.​

βœ… Durable Construction – Features like the nickel-plated floating center tube (on models over 20 tons) and baked enamel finish enhance resistance to corrosion and wear, ensuring longevity in harsh marine environments.​

βœ… High-Pressure Performance – With a maximum operating pressure of 10,000 psi, the RCH Series delivers the force needed for demanding applications on ships.​

βœ… Ease of Installation – Collar threads and base mounting holes facilitate straightforward installation and secure positioning during operations.​


3️⃣ Drawbacks & Limitations

⚠️ Single-Acting Design – The spring return mechanism may not provide the precise control over retraction speed required for certain applications, limiting its suitability for tasks needing exact retraction timing.​

⚠️ Weight Considerations – Higher-capacity models can be relatively heavy, potentially posing challenges during manual handling or installation in confined spaces on ships.​

⚠️ Maintenance Requirements – Regular maintenance is essential to ensure optimal performance and longevity, which may require additional resources and scheduling.​


4️⃣ Final Verdict

Final Score: 9.2/10

The Enerpac RCH Series Hollow Plunger Hydraulic Cylinders offer a versatile and robust solution for various maritime applications, including lifting, pulling, and tensioning tasks. Their durable construction and high-pressure performance make them valuable assets for ship maintenance and repair operations. However, potential users should consider the single-acting design and weight of higher-capacity models when planning their operations.​

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