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Knuckle Boom Crane

SPK 55502

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SANY PALFINGER Knuckle Boom Crane
Key Specs
Max. Lifting Moment
53.9 mt
Max. Lifting Capacity
20,000 kg
Max. Outreach
15.9 m

Lifting performance of 53.9 MT with a maximum load of 20 T, supported by 7.4 m wide-span outriggers and 180° automatic rotating vertical outriggers for higher stability and better chassis adaptability. Optional features include swivel outriggers, different boom sections, off-vehicle controls, and a radiator. Versatile solution applicable to numerous industries and use cases: Construction, Infrastructure, Governmental, Electricity, Railway

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Request a quote

I agree that PALFINGER may process and store my data submitted above and forward it to the responsible sales and service partner to respond to my inquiry.

I agree that PALFINGER may store my data beyond this inquiry and send me further information, highlights and offers for marketing purposes via newsletter.

Lightweight design

The crane follows a lightweight design concept using high-strength steel plates, making it lighter while delivering stronger lifting performance and lower energy consumption.

The boom cylinder body is made from a single bent and welded plate with only one weld seam, ensuring consistent quality and structural integrity.
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Ergonomic Crane Control

The operating system is designed for easy, comfortable use, helping customers work efficiently. The entire control assembly is also simple to disassemble, making maintenance significantly easier.

Eronomically arranged operating levers for all crane functions

Functional design for better comfort during crane operation

Straightforward service and maintenance
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High density paint system

Imported integrated base and topcoat deliver bright, durable color with strong corrosion and weather resistance. The finish holds its gloss for three years and resists fading for up to five years.

High density paint system

Integrated primer and topcoat deliver superior durability, color retention, and long-lasting surface protection.

Long-term UV resistance preserves surface quality and color stability over extended outdoor use.

Clean, professional appearance
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High Speed Extension

High Speed Extension, also known as Return Oil Utilization, is standard on PALFINGER loader cranes. This regenerative hydraulic circuit accelerates boom extension and retraction by up to 30%, improving overall working efficiency.

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Highlights

Vehicle stability

Equipped with long-span outriggers and optional 180° automatic rotating vertical outriggers, the crane offers higher stability and improved chassis adaptability.
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Hose Equipment for Attachments

Additional hydraulic functions support a wide range of attachments, with simple installation and protected hose routing. This enables diverse applications across different industries.
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Technical Specifications

Technical data
Max. lifting moment
53.9 mt
Max. lifting capacity
20,000 kg
Max. hydrauic outreach
15.9 m
Dead weight (std.)
5,358 kg