Jonard RCS-50 | Submarine Cable Sheath Cutter (Duct Slitter)

Jonard RCS-50 | Ratcheting Cable Slitter
Product Reference: RCS-50
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The Jonard RCS-50 Ratcheting Cable Slitter is designed for safe, precise longitudinal slitting of thick cable jackets without damaging internal conductors or fibre. Ideal for telecoms, power, data and fibre optic cable preparation, the RCS-50 combines a hardened steel blade with a ratcheting handle for controlled, low-effort operation.
The tool’s rugged construction ensures reliable performance in both indoor and outdoor environments, including central offices, data centres, utility installations and outside plant (OSP) work.
Jonard RCS-50 Overview
The Jonard RCS-50 ratcheting cable slitter is engineered to safely open heavy-duty cable jackets up to 50 mm in diameter. Its ratcheting mechanism significantly reduces hand fatigue while maintaining consistent cutting depth for repeatable, professional results.
The adjustable blade depth ensures protection of inner conductors, fibres and shielding layers, making the tool ideal for copper, aluminium, fibre optic and power cables used in telecoms and industrial installations.
Featuring a robust ratcheting mechanism and an adjustable cutting blade, the tool delivers consistent cutting depth with minimal hand fatigue, even when working with large-diameter or rigid cable jackets in demanding site conditions.
The adjustable blade depth allows the user to set a precise cutting depth, ensuring safe removal of the outer jacket while protecting sensitive internal components such as fibre tubes, copper conductors and insulation layers. This makes the RCS-50 ideal for fibre optic trunk cables, power distribution cables and multi-core telecoms cables.
Technical Specifications
| Specification | Details |
| Product Type | Ratcheting Cable Slitter |
| Maximum Cable Diameter | Up to 50 mm (2″) |
| Blade Type | Replaceable hardened steel blade |
| Cut Type | Longitudinal jacket slitting |
| Handle | Ratcheting, ergonomic grip |
Key Benefits
✔ Ratcheting mechanism reduces hand fatigue and increases cutting control
✔ Adjustable blade depth prevents damage to inner conductors and fibres
✔ Suitable for thick, rigid and heavy-duty cable jackets
✔ Replaceable blade extends tool service life
✔ Ideal for telecoms, fibre optic, power and industrial cable preparation
Jonard Tools
Jonard Tools is a globally recognised manufacturer of professional-grade tools for telecommunications, fibre optic, electrical and data network installations. Known for precision engineering and durability, Jonard products are trusted by installers, utilities and contractors worldwide.
Thorne & Derrick supply a wide range of Jonard Tools, offering expert technical support, competitive pricing and fast UK & worldwide delivery.
