Large Heavy-Duty Cable & Duct Slitter


$837.50 incl GST

The Submariner Cable & Large Duct Slitter (RCS-50) is a durable and versatile tool designed to open tough heavy-duty cable and duct jackets. It features adjustable blade depth, a ratcheting mechanism for easy gripping, and compatibility with cables or ducts at least 1 1/2″ (3.81 cm) in diameter. The RCS-50 is made of stainless steel for maximum durability and corrosion resistance, and it comes with a free rugged carrying case for convenient storage. With its precise slitting capability, the RCS-50 is perfect for removing thick cable jackets on large power cables, telecom cables, and fiber optic ducts.

We are an Authorised Distributor of Jonard Tools, offering their extensive range of high-quality products. While we strive to keep a selection of Jonard Tools in stock for immediate shipment, please note that some items may need to be sourced upon your purchase. Rest assured that we are committed to providing you with genuine Jonard Tools, backed by their 'Made For Life®, Guaranteed For Life' warranty. If you can't find the specific tool you need on our website, please browse through the catalogue or reach out to us and we'll be happy to assist you in sourcing it.
SKU: RCS-50 Category:

Interested in this product?

This field is for validation purposes and should be left unchanged.


The Submariner Cable & Large Duct Slitter (RCS-50) is a high-quality tool designed to open even the toughest heavy-duty cable and duct jackets. Whether you’re working with submariner cables, large fiber ducts, or large count telephone cables, this tool is the perfect choice.

Key Features:

  • Slit, Ring, and Cut: The RCS-50 is capable of performing both lateral and longitudinal cuts with its versatile design.
  • Wide Cable Compatibility: Works effectively on cables or ducts with a minimum diameter of 1 1/2″ (3.81 cm).
  • Adjustable Blade Depth: The easy-to-use adjustable blade depth allows you to handle cables and ducts ranging from 1/8″ to 3/8″ (3.18 mm to 9.53 mm) in thickness.
  • Ratcheting Feature: The ratcheting mechanism, combined with the fixed jaws, ensures a secure grip and makes it effortless to slit heavy-duty cable jackets, including those made of HDPE (High Density Polyethylene).
  • Durable Construction: Made from stainless steel with plated steel and aluminum hardware, the RCS-50 is built for maximum durability and corrosion resistance.
  • Free Carrying Case: Each RCS-50 purchase includes a rugged carrying case, the H-20, to keep your tool protected and easily transportable.


  • Efficiency: With its powerful slitting capability, the RCS-50 enables you to quickly and efficiently remove thick cable jackets on large power cables, telecom cables (600 pair+), fiber optic ducts, and more.
  • Precise Adjustability: The adjustable blade depth ensures that you can customize the slit according to the specific requirements of each cable or duct, resulting in precise and clean cuts.
  • Longevity: The durable construction of the RCS-50 guarantees a long lifespan, saving you money on frequent replacements.
  • Convenient Storage: The included rugged carrying case provides a secure and organized storage solution for your RCS-50, making it easy to transport between worksites.
  • Versatility: The RCS-50 is suitable for a wide range of heavy-duty cable and duct slitting applications, making it a versatile tool that can handle various projects.


  • Cut Type: Slit & Ring
  • Min. Cable Diameter: 1 1/2″ (3.81 cm)
  • Blade Depth: 1/8″ – 3/8″ (3.18 mm – 9.53 mm)
  • Overall Length: 9″ (22.7 cm)
  • Weight: 1.941 lb (0.868 kg)