Knuckle Boom Marine Cranes

SQZ500T25 Ton Knuckle Boom Marine Crane

Max Lifting Capacity: 25000kg
Max Lifting Moment: 53t·m
Recommended Power: 55kW
Hydraulic System Flow: 80L/min

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Or message us +86 158 5249 9415 info@boblift.com

12-month warranty
Order from 1 unit
Shipping & warranty

Confirm your configuration and current availability with our team.

Engineering data

SQZ500T Specifications

Former model: SQ25ZA8T

Lifting

Max Lifting Capacity: 25000kg
Max Lifting Moment: 53t·m
Rotation Angle: 360° continuous

Hydraulics and power

Recommended Power: 55kW
Hydraulic System Flow: 80L/min
Hydraulic System Pressure: 35MPa
Oil Tank Capacity: 260 L

Machine

Self Weight: 6474kg

Reach and outriggers

Max. radius: 18m
Max. height: ≈ 21 m
Max. boom angle: 80°

Figures from the BOB-LIFT brochure for this range. Confirm the final specification with our team before ordering.

Compare all Knuckle Boom Marine Cranes

Dimensions and load chart

Select the drawing to view it full size.

How much it lifts at each reach The further the hook is from the crane, the less it can lift: 25,000 kg at 2 m, 2,000 kg at 18 m.

Lifts (kg)	25,000	12,300	9,300	6,900	5,300	4,300	3,600	3,000	2,000
Reach (m)	2	4.2	5.6	7.4	9.4	11.3	13.5	15.9	18

Reach is measured from the slewing centre to the hook. Figures from the drawing above.

Product details · SQZ500T

25 Ton Knuckle Boom Marine Crane

25 Ton Knuckle Boom Marine Crane Features And Applications

BOB-LIFT is one of the professional 25 Ton Knuckle Boom Marine Crane manufacturers and suppliers in China. We are willing to work hand in hand with every customer for mutual benefit and development. Over the years, we have been focusing on research in the field of 25 Ton Knuckle Boom Marine Crane. With rich experience and professional technology, we have established our own BOB-LIFT brand in China and have achieved good response. Our products are durable and easy to maintain, favored by domestic and foreign customers.

Advanced development & analysis make sure design is very reliable

The structure design is more compact, lighter self-weight, greater load ratio, the whole line is reasonable, beautiful.

Rack cylinder adopted inclined arrangement, boom in folding state to make full use of space, compact overall structure, lower center of gravity and vehicle driving stability.

Independent design deform ability, various parameters of the whole crane can be adjusted according to customer requirements to meet customer needs, and new products can also be designed and manufactured.

Knuckle Boom Marine Crane

Product technical advantages

High-strength steel structure

Compact, light and strong steel structure.
Custom installation

Pedestal mounting tailored to your deck.
Optional attachments

Winch, drill pipe, basket or grapple.
Operation modes

Manual levers, overhead seat or wireless remote.
Dual four-bar linkage

Reverse-angle reach for flexible work.

Dedicated torque limiter Load moment limiter, safety certified.
Marine anti-rust treatment Multi-layer anti-rust process for sea duty.

Manufacturing & delivery

From our workshop to your port

01

Assembly

Slewing base, column and booms are assembled by hand in our Xuzhou workshop.
02

Marine test stand

Mounted on a deck-style stand, the crane runs every boom and slewing motion before release.
03

Final check

Finished cranes are inspected and lined up for dispatch.
04

Packing

Wrapped in film and strapped to protect paint and hydraulics in transit.
05

Container loading

Loaded into containers at the factory and shipped to your port.

Shipping & warranty

Shipping, warranty and documents

How the SQZ500T reaches you, and what happens after it arrives.

Shipping

Lead time and container loading are confirmed with your quotation.

Warranty and parts

12 months

Send the model, serial number and a photo or video of the issue; our team guides the repair and ships the parts.

Order from 1 unit

Documents

Marine Cranes Brochure

PDF · 12 pages · 8.3 MB

Download PDF
Dimensions and load chart
SQZ500T Specifications

Customer Feedback

Photos and videos from customers

Uruguay SQ25ZA5T · 3 photos

FAQ