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DX50Z-7 Mini Excavators

The 48.8 hp Doosan®  DX50Z-7 mini excavator, part of the 5-metric-ton size class, offers a zero tail swing design ideal for doing challenging road building or construction projects in confined areas.
Featuring an all-Doosan design, the DX50Z-7 includes an increased, integrated counterweight for improved balance when digging and lifting, a backfill blade, and a rubber track undercarriage for superior flotation and traction. A steel track undercarriage option is available for working around sharp objects.
Additional features include integrated slew brakes, torque-limiting piston pumps and a width-protected swing frame.

48.8 hp @ 2,200 rpm

Rated Power, Net

11,971 lb

Operating Weight

11' 5"

Dig Depth

Key Specifications

Do More Than Dig With Mini Excavator Attachments The versatile DX50Z-7 is designed for multiple attachment use and quick attachment changes so you can do it all — with one machine.Auxiliary hydraulic lines are configured for easy hydraulic attachment hose connections. Once attached, adjustable flow rates optimize the response of hydraulic attachments. You can add secondary auxiliary hydraulics when needed for using multi-function attachments.The hydraulic quick-coupler-ready design with hydraulic piping installed to the base of the arm doesn’t require additional accessories to install a compatible quick coupler. And there’s no welding required to add a thumb to the thumb-ready arm.
Telematics and Easy Maintenance The DX50Z-7 was designed to be easy to keep on the job.Overall machine protection starts with DoosanCONNECT® Telematics — a standard feature available on all -7 Series mini excavators. This powerful equipment diagnostic tool monitors the location, health and productivity of your DX50Z-7 from a user-friendly mobile app and website.In addition, -7 Series mini excavators offer easy access to filters, fluids and all service points — including the engine, pump package, valve bank, cooling system and plumbing.Plus, quick and easy machine diagnosis allows you to monitor critical systems in real time from the LCD monitor in the cab.
Main Pump: Displacement 3.84 in³/rev
Control Valve: Relief Valve Pressure (Normal) 4,206 psi
Control Valve: Relief Valve Pressure (Boost) 3,046 psi
Main Pump: Max. Flow Rate (each) 36.61 gal/min
Main Pump: Main Relief Pressure 4,206 psi

Performance

Upper Rollers: Quantity Per Side 1
Lower Rollers: Quantity Per Side 4
Track Length 8' 2"
Track Link: Track Gauge 5' 2"
Swing Performance: Max Swing Torque 9982 lbf·ft
Swing Performance: Max Swing Speed (At Efficiency) 9.8 rpm
Travel performance: Traction Force (Highest Value) 11,309 lbf
Travel performance: Traveling Speed - Low (XXX/) 1.62 mph
Travel performance: Traveling Speed - High (/XXX) 2.73 mph
Travel performance: Gradeability 35° @ 70 %
Max Digging Reach (Ground) 19' 6"
Max Digging Depth 11' 5"
Max Loading Height 12' 6"
Arm Digging Force - Pressure up 528.3 lbf
Bucket Digging Force - Pressure up 775.59 lbf
Arm Digging Force - Normal 5,181 lbf
Fuel Tank 20.61 gal
Hydraulic System 27.74 gal
Engine Coolant 2.85 gal
Engine Oil 2.43 gal
Hydraulic Tank 12.68 gal
Lifting Capacity over front @ Horizontal Distance - 10 ft Above Ground 3,540 lb @ 15 ft
Lifting Capacity over front @ Horizontal Distance - Ground Level 5,440 lb @ 15 ft
Lifting Capacity over front @ Horizontal Distance - 10 ft Below Ground 3,850 lb @ 15 ft

Engine

Rated Flywheel Power (Gross) 48.8 hp @ 2,200 rpm
Rated Horse Power (Net) 48.8 hp @ 2,200 rpm
Max. Torque (Net) 133 lbf·ft @ 1,600 rpm
Engine Emissions Tier (EPA) Tier 4

Dimensions

Operating Weight 11,971 lb
Standard Boom Length 8.86 ft
Standard Arm Length 4.76 ft
Standard Bucket Size 0.21 yd³
Shoe Width 1' 3"
Shipping Height - Hose (With Attachment) 8' 4"
Shipping Length (Without Attachment) 17' 9"
Shipping Width (Standard) 6' 5"
Overall Height Over Cab 8' 4"

DX50Z-7 Mini Excavators

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