Bobcat E50 Mini Excavator Specs

Description:

The Bobcat E50 Mini Excavator is a heavy-duty compact excavator built for serious work in tight spaces. Released in 2021, it features a zero-tail swing, full cab option, and a retractable undercarriage narrowing to 71 inches and expanding to 89 inches for enhanced stability. Powered by a 48 HP Kubota D902-E3 diesel engine and a smooth hydraulic system delivering 23 GPM, the E50 is ready for demanding excavation, trenching, and utility applications.

Engine Specs:

• Engine: Kubota D902-E3 diesel

• Configuration: 3-cylinder, liquid-cooled

• Displacement: 0.9 L

• Horsepower: 48 HP @ 2,200 rpm

Hydraulic System:

• Auxiliary Flow: 23 GPM

• System Relief Pressure: 3,771 psi

• Swing Speed: ~10.5 rpm

• Bucket Breakout Force: ~10,000 lbs

Dimensions & Performance:

• Operating Weight: ~10,500 lbs

• Max Digging Depth: 12 ft 10 in

• Reach at Ground Level: 18 ft 7 in

• Dump Height: 12 ft 4 in

• Travel Speed: 3.5 mph

• Width (retracted): 71 in; (expanded): 89 in

• Transport Length: 17 ft 2 in

• Height to Top of Cab: 9 ft 1 in

Serial Number Range:

• Serial numbers begin with E50‑110001 and up

• Serial plate located on front face of frame beneath the cab

Common Maintenance & Wear Parts:

• Hydraulic Cylinder Seal Kits

• Hydraulic Hoses & Quick‑Disconnect Fittings

• Pivot Pins, Bushings & Swing Bearing Components

• Final Drive & Travel Motors

• Track Adjusters, Rollers & Sprockets

• Engine, Hydraulic & Cabin Air Filters

• Radiator, Coolant Hoses & Fan Belts

• Swing Motor Seals & Hydraulic Manifold Components

Common Fixes & Troubleshooting:

• Hydraulic Leaks: Replace seals or hoses showing wear

• Reduced Swing/Travel Performance: Clean or replace hydraulic filters, inspect travel motors

• Boom or Arm Play: Replace pivot pins, bushings, and swing components

• Engine Overheating: Clean engine and hydraulic coolers, inspect coolant system

• Track Wear or Slack: Adjust track tension and inspect undercarriage weekly

Pro Maintenance Tips:

• Retract and extend undercarriage daily to clear debris

• Grease boom pivots, swing frames, and blade pins each shift

• Use OEM-spec hydraulic and engine oils to protect seals and components

• Keep coolers clean for efficient heat management

• Inspect final drives and swing motors for leaks or wear at oil change intervals

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