Knuckle Boom Marine Cranes

SQ12ZA5TJ12 Ton Knuckle Boom Marine Crane SQ12ZA5TJ

Previous model No longer in regular production. It can still be built to order.

Current model View SQ12ZA6T Compare with the current range

SQ: Truck mounted crane
12: 12 t capacity class
Z: Knuckle boom
A5: 1 main boom + 4 hydraulic booms
T: Marine version
J: With winch

Max Lifting Capacity: 12000kg
Max Lifting Moment: 27t·m
Recommended Power: 30kW
Hydraulic System Flow: 55L/min

Download PDF8.3 MB

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.

12 Ton Knuckle Boom Marine Crane SQ12ZA5TJ

Engineering data

SQ12ZA5TJ Specifications

Lifting

Max Lifting Capacity: 12000kg
Max Lifting Moment: 27t·m
Rotation Angle: 360°
Winch: Included

Hydraulics and power

Recommended Power: 30kW
Hydraulic System Flow: 55L/min
Hydraulic System Pressure: 28MPa
Oil Tank Capacity: 160 L

Machine

Self Weight: 4400kg

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.

Product details · SQ12ZA5TJ

12 Ton Knuckle Boom Marine Crane SQ12ZA5TJ

Choosing the right model

Need more than 12 t? The next class up is the SQZ330T at 16 t. For lighter loads, the SQ10ZA6TJ at 10 t is the class below.

Before ordering, check that the vessel's hydraulic supply can deliver 55 L/min at 28 MPa. We recommend 30 kW of hydraulic power.

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 SQ12ZA5TJ 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
SQ12ZA5TJ Specifications

FAQ

Questions about the SQ12ZA5TJ

About the SQ12ZA5TJ

01 What hydraulic supply does the SQ12ZA5TJ need?

55 L/min at 28 MPa. We recommend 30 kW of hydraulic power. Send us the vessel's hydraulic data and we confirm the match when we quote.

02 What warranty and minimum order apply to the SQ12ZA5TJ?

The SQ12ZA5TJ carries a 12-month warranty, and you can order from 1 unit.

Not answered here?

Send us your question and our team replies with answers for your site.

+86 158 5249 9415