Caterpillar · Midi Excavator

Caterpillar 305C CR Midi Excavator Specs

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Overview

The Caterpillar 305C CR Midi Excavator is a midi excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 47 hp, operating weight of 11,725 lb, working depth of 11.42 ft, reach of 18.58 ft, travel speed of 2.8 mph and fuel capacity of 19.0 gal. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Caterpillar 305C CR Midi Excavator against similar midi excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
11,725
lb

Net Power
47
hp

Gross Power
48.50
hp

Max Digging Depth
11.42
ft

Full Specifications

84 specs

Dimensions

Boom Swing - Right 50 deg

Dig Depth 21 ft / 6.40 m

Ground Clearance 1.12 ft / 0.34 m

Height - Over Cab 8.37 ft / 2.55 m

Height to Top of Cab 8.25 ft / 2.51 m

Length - Center Of Rollers 18.54 ft / 5.65 m

Length of Track on Ground 8.50 ft / 2.59 m

Max Cutting Height 17.58 ft / 5.36 m

Max Digging Depth 11.42 ft / 3.48 m

Max Loading Height 12.50 ft / 3.81 m

Max Reach Along Ground 18.58 ft / 5.66 m

Max Vertical Wall Digging Depth 8.25 ft / 2.51 m

Maximum Cutting Height - Long Stick 18.47 ft / 5.63 m

Maximum Cutting Height - Standard Stick 17.62 ft / 5.37 m

Maximum Digging Depth - Standard Stick 11.40 ft / 3.47 m

Maximum Dump Height - Long Stick 13.29 ft / 4.05 m

Maximum Dump Height - Standard Stick 12.50 ft / 3.81 m

Maximum Horizontal Reach - Long Stick 19.86 ft / 6.05 m

Maximum Horizontal Reach - Standard Stick 18.54 ft / 5.65 m

Maximum Reach - Ground Level - Standard Stick 18.61 ft / 5.67 m

Maximum Vertical Dig Depth - Long Stick 12.76 ft / 3.89 m

Maximum Vertical Dig Depth - Standard Stick 9.60 ft / 2.93 m

Removal Counterweight Clearance 2 lb / 1 kg

Shipping Height 8.37 ft / 2.55 m

Shipping Height Of Unit 8.33 ft / 2.54 m

Shipping Length 17.50 ft / 5.33 m

Shipping Length Of Unit 17.50 ft / 5.33 m

Standard stick 2

Swing Radius - Rear 3.50 ft / 1.07 m

Tail Swing Radius 3.25 ft / 0.99 m

Transport Width 6.50 ft / 1.98 m

Width To Outside Of Tracks 6.50 ft / 1.98 m

Engine

Alternator Supplied Amperage 50 A

Bore 3.50 in / 89 mm

Cab 78

Cooling System Fluid Capacity 2.90 gal / 11.0 L

Displacement 153 cu in / 2.5 L

Engine Make 2251

Engine Model S4Q2-T

Engine Oil Capacity 1.90 gal / 7.2 L

Fuel Capacity 19 gal / 71.9 L

Fuel Tank 19 gal / 71.9 L

Gross Power 49 hp / 36.2 kW

Height 15 ft / 4.57 m

Hydraulic Pump Flow Capacity 34.30 gal/min / 129.8 L/min

Hydraulic System Fluid Capacity 20.60 gal / 78.0 L

Hydraulic System Relief Valve Pressure 3,553 psi / 245.0 bar

Hydraulic Tank 12.70 gal / 48.1 L

Lift Height 17 ft / 5.18 m

Net Power 47 hp / 35.0 kW

Number of Cylinders 4

Operating Voltage 12 V

Operating Weight 11,725 lb / 5,318 kg

Operating Weight - With Cab 11,725 lb / 5,318 kg

Power Measured @ 2,400 rpm

Stroke 4.10 in / 104 mm

Swing Speed 9 deg

Travel Speed - High 2.90 mph / 4.7 km/h

Width 6.50 ft / 1.98 m

Hydraulics

18.5 gal/min 174

Auxiliary Circuit - Primary (245 Bar/3,553 Psi) 18.50 gal/min / 70.0 L/min

Auxiliary Circuits - Secondary - At 174 Bar 9.25 gal/min / 35.0 L/min

Canopy 77

Digging Force - Bucket 11,443 lb / 5,190 kg

Digging Force - Stick - Long 5,575 lb / 2,529 kg

Digging Force - Stick - Standard 6,497 lb / 2,947 kg

Engine Oil 1.80 gal / 6.8 L

Gradeability - Maximum - High 30 %

Maximum Traction Force - High Speed 6,092 lb / 2,763 kg

Maximum Traction Force - Low Speed 10,813 lb / 4,905 kg

Msc Spec Date 3

Net Power 47 hp / 35.0 kW

Operating Pressure - Equipment 3,553 psi / 245.0 bar

Operating Pressure - Swing 2,669 psi / 184.0 bar

Operating Pressure - Travel 3,553 psi / 245.0 bar

Travel Speed - Low 1.60 mph / 2.6 km/h

Other

Cooling System 2.90 gal / 11.0 L

Undercarriage

Boom Swing - Left - With Stop 60 deg

Boom Swing - Left - Without Stop 80 deg

Machine Swing Speed 9 deg

Max Travel Speed 2.80 mph / 4.5 km/h

Shoe Size 16 in / 406 mm

Track Gauge 5.17 ft / 1.58 m

Track Shoe Width 1.40 ft / 0.43 m

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Frequently Asked Questions

What is the operating weight of the Caterpillar 305C CR Midi Excavator? +

The Caterpillar 305C CR Midi Excavator has an operating weight of 11,725 lb (5,318 kg). This places it in a class suited for midi excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Caterpillar 305C CR Midi Excavator engine? +

The Caterpillar 305C CR Midi Excavator produces 49 hp (36.2 kW) of engine power. This output is typical for its weight class and designed to handle demanding Midi Excavator work cycles efficiently.

What is the maximum digging depth of the Caterpillar 305C CR Midi Excavator? +

The Caterpillar 305C CR Midi Excavator has a maximum digging depth of 11.42 ft (3.48 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Caterpillar 305C CR Midi Excavator? +

The Caterpillar 305C CR Midi Excavator has a maximum reach along the ground of 18.58 ft (5.66 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Caterpillar 305C CR Midi Excavator? +

The Caterpillar 305C CR Midi Excavator has a maximum travel speed of 2.8 mph (4.5 km/h), enabling efficient movement between work areas on the job site.

How does the Caterpillar 305C CR Midi Excavator compare to similar Midi Excavator models? +

You can compare the Caterpillar 305C CR Midi Excavator side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.