Overview
The 4 Ton Telescopic Boom Marine Crane is a compact and durable lifting solution designed for marine environments. Built with anti-corrosion marine-grade steel, it features stable performance, smooth hydraulic control and complete safety systems. With lightweight structure and excellent maneuverability, it is widely used for vessel deck handling, port logistics, offshore support and daily ship maintenance, ensuring efficient, stable and safe lifting operations.
![SQ4SB3M]()
Product Advantage
Lightweight Design with Exceptional Strength
Boasting a 4‑ton lifting capacity, the 4 Ton Telescopic Boom Marine Crane delivers superior strength within a compact structure. It can be firmly installed on various workboats and vessel decks, keeping hull load low while saving limited deck space. The optimized structure and marine‑grade design achieve an excellent balance between compactness and stability, ensuring consistent lifting performance and long service life in harsh marine environments.
Highly Customizable for Versatile Marine Applications
This crane provides a wide range of customizable configurations, including marine‑grade winches, corrosion‑proof fixtures, and dedicated lifting attachments. Such high adaptability allows operators to handle ship supplies, mechanical parts, tools and irregular loads efficiently. It can be fully customized to meet different demands of deck handling, offshore support, vessel maintenance and light marine engineering tasks.
![02]()
Stable Operation with Rigid Telescopic Boom
Made from high‑strength marine steel, the rigid telescopic boom offers outstanding extension range and excellent bending resistance. It enables accurate and steady load placement even in narrow decks, compact dock areas and confined offshore spaces. The stable boom structure ensures smooth, reliable and efficient operation under various light‑to‑medium marine working conditions.
Comprehensive Safety Configurations for Secure Lifting
Equipped with overload protection systems and optional safety limiters, the 4 Ton Telescopic Boom Marine Crane effectively reduces operational risks and accidents. Combined with a stable mounting structure and high‑precision winch, it ensures safe and stable lifting performance even in rough sea conditions and uneven deck environments.
Detailed Description of Technical Parameters
Performance and Operational Specs
The 4 Ton Telescopic Boom Marine Crane adopts a professional marine hydraulic system with optimized pressure and flow, delivering smooth, responsive and energy‑saving control. Its full‑range slewing mechanism provides wide working coverage, reducing the need for frequent vessel adjustment. The matched winch ensures gentle and precise load handling, ideal for delicate equipment and irregular marine cargo.
![15]()
Structural and Durability Features
Built with high‑quality marine‑grade high‑strength steel, the boom and frame feature excellent anti‑corrosion performance for long‑term marine use. It adopts stable braking and damping systems to ensure low noise, low wear and prolonged service life. Its compact and rational layout enhances onboard adaptability, enabling quick deployment on different types of vessels.
Product Uses
Vessel Deck Handling and Daily Marine Operations
The 4 Ton Telescopic Boom Marine Crane is specially designed for lifting ship supplies, fishing gear, equipment parts and daily materials. Its compact structure and stable movement make it perfect for deck operations, material replenishment and routine vessel maintenance, greatly improving onboard handling efficiency.
Port Logistics and Dock Handling
Suitable for small and medium ports, docks and wharves, this crane efficiently loads, unloads and transfers medium‑sized cargo, tools and equipment. Its stable telescopic boom and durable structure reduce reliance on large fixed lifting machinery, lowering logistics costs and improving handling efficiency.
Offshore Support and Marine Engineering
It provides safe and reliable lifting support for coastal engineering, offshore support and equipment maintenance. With excellent outreach and stable performance, it is widely used in equipment installation, auxiliary construction and facility maintenance, serving as an efficient solution for light and medium marine engineering tasks.
