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308D CR SB

Mini Excavators

The 308D CR SB Mini Hydraulic Excavator delivers superior performance and comfort while reducing your operating costs. The large spacious cab provides a comfortable work area. Intuitive seat-mounted controls are easy to use for greater job accuracy and efficiency. The compact radius design allows jobsite work where other machines cannot operate--significantly impacting your bottom line. This swing boom version increases machine and customer versatility by allowing the operator to dig box sections without repositioning the machine. The swing boom also allows you to accurately and safely dig along obstacles like fences, walls and buildings. The 308D CR SB will set the standard for swing boom excavators in the eight-ton size class.

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Engine Model Mitsubishi 4M40 TL
Net Power 41.5 kW
Gross Power 43 kW
Operating Weight 8400 kg
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308D CR SB
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FEATURES & BENEFITS

Operator Station

CabA larger, spacious cab provides operator comfort and improved visibility. Joystick controlled swing boom and auxiliary switches clear space on the floor giving the ope... Read more

Compact Radius

Compact Radius Design The compact radius design provides greater versatility and capability to work within confined areas. The radius of the upper body stays close to the... Read more

Performance

HydraulicsSmooth responsive hydraulics give the level of control demanded by the customer in any application, from fine grading and dozing to backfilling. Powerful bucket... Read more

Engine

Engine Interim Tier 4 turbocharged engine gives higher power and maintains strong performance at high altitude. High digging forces give power through even the most comp... Read more

Work Tools

Work ToolsA wide range of work tools have been developed and integrated into the machine design to maximize machine performance and deliver excellent value through high p... Read more

Undercarriage

Track OptionsThe Cat 308D CR and 308D CR SB offer four different track options to choose from allowing the correct machine configuration to suit the job.Steel TrackThe s... Read more

Serviceability

ServiceabilityRobust, reliable and easily serviceable are the key attributes of Cat® Mini Hydraulic Excavators. Full steel body work panels and protected front linkage li... Read more

Customer Support

Customer SupportYour Cat dealer is ready to assist you with your purchase decision and everything after. Make comparisons of machines, with estimates of component life,... Read more

SPECIFICATIONS FOR 308D CR SB

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Engine
Engine Model Mitsubishi 4M40 TL
Net Power 41.5 kW
Gross Power 43 kW
Weights
Operating Weight 8400 kg
Operating Weight - With Cab 8400 kg
Operating Weight - With Cab (308D CR SB) 8400 kg
Dimensions
Maximum Digging Depth - Standard Stick 4180 mm
Maximum Reach - Ground Level - Standard Stick 6900 mm
Maximum Dump Height - Long Stick 4980 mm
Maximum Vertical Dig Depth - Standard Stick 2990 mm
Length - Center of Rollers 7100 mm
Shipping Length 6450 mm
Maximum Dump Height - Standard Stick 4640 mm
Swing Radius - Rear 1310 mm
Shipping Height 2590 mm
Engine Dimensions
Bore 95 mm
Stroke 100 mm
Displacement 2.83 l
Travel System
Gradeability - Maximum - High 35 °
Travel Speed - Low 3.1 km/h
Maximum Traction Force 64 kN
Travel Speed - High 5 km/h
Hydraulic System
Operating Pressure - Equipment 280 bar
Digging Force - Stick - Standard 39 kN
Digging Force - Stick - Long 35 kN
Digging Force - Bucket 60 kN
Operating Pressure - Travel 320 bar
Operating Pressure - Swing 240 bar
Auxiliary Circuit - Secondary 64 l/min
Auxiliary Circuit - Primary 128 l/min
Swing System
Machine Swing Speed 10 r/min
Boom Swing - Right 50 °
Boom Swing - Left 56 °
Sound Levels
Exterior Cab 98 dB(A)
Interior Cab 79 dB(A)
Service Refill Capacities
Cooling System 15.7 l
Engine Oil 12.5 l
Hydraulic Tank 83 l
Fuel Tank 125 l
Hydraulic System 94 l
MSC Comments
MSC Spec Date 1/06

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