40-Tm Knuckleboom Crane

HMF 4020K-RCS Truck-Mounted Crane

Working Pressure

365 bar

Slewing Range

360 continuous rotation

Stabiliser Weight

470 kg
The HMF 4020K-RCS is a 40-tonne-metre truck-mounted crane designed for reliable lifting, loading and material handling work. It suits transport operators, construction contractors and general lifting tasks where reach, control and compact storage matter. It delivers strong hydraulic performance and smooth control across all K-configurations.

A strong 20-tm crane built for daily lifting on transport fleets

The HMF 4020K-RCS is a flexible knuckleboom crane available in multiple K-variants to suit different reach and lifting needs. It offers continuous slewing, high working pressure and a compact folded design that works well on a range of truck builds. Operators get smooth control from the RCS system, strong lifting across the full outreach and reduced maintenance thanks to internal hose routing. The crane can be set up for general transport work, building sites, utility jobs or specialised lifting tasks. Optional fly-jibs, stabilisers and remote systems allow the crane to be tailored for specific applications.

HMF 4020K-RCS Truck-Mounted Crane Specifications

Slewing Angle (degrees)360
Working Pressure (bar)365
Stabiliser Weight (kg)470
Height Above Mounting Surface (mm)2384
Width Folded (mm)2518
Crane Length (mm)1148 - 1274
Slewing Torque (kgm)4000
Stabiliser Beam Range (mm)5600 - 7800
Fly-Jib OptionsJib 600 or Jib 1000
Control SystemRCS proportional remote

Warranty: HMF cranes come with a standard manufacturer warranty, with extended coverage options available and certain electronic components supported for longer periods.

Progressive Crane Control

Supports smooth, precise lifting and load placement, ideal for busy worksites.

Dual Power Plus Link-Arm System

Delivers strong lifting power throughout the crane’s working range.

Electronic Speed Adaptation

Automatically adjusts movement speed for better control and hydraulic efficiency.

Internal Hose Routing

Protects hoses inside the boom for reduced wear and improved service life.

RCL Safety Monitoring

Supports safe lifting by tracking key crane and stability parameters.

Remote-Controlled Stabilisers

Lets the operator deploy stabilisers from a safe position with clear visibility.
Our team is working on new customer success stories! Check back soon for real-world insights on this product.

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