Caterpillar 312E Specs

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Overview

The Caterpillar 312E is a hydraulic 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 91 hp, operating weight of 29,770 lb, travel speed of 3.4 mph, fuel capacity of 66.1 gal and hydraulic capacity of 43.4 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 312E against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Full Specifications

58 specs

Dimensions

Ground Clearance 1.45 ft / 0.44 m

Height to Top of Cab 9.09 ft / 2.77 m

Removal Counterweight Clearance 3 lb / 1 kg

Tail Swing Radius 7.09 ft / 2.16 m

Engine

Bore 4.20 in / 107 mm

Cooling System Fluid Capacity 5.90 gal / 22.3 L

Displacement 269 cu in / 4.4 L

Engine Make 2236

Engine Model CAT C4.4 ACERT

Engine Oil Capacity 3.60 gal / 13.6 L

Flywheel Power 91 hp / 67.9 kW

Fuel Capacity 66.10 gal / 250.2 L

Gross Power 95 hp / 70.8 kW

Gross Power - Sae J1995 95 hp / 70.8 kW

Hydraulic System Fluid Capacity 43.40 gal / 164.3 L

Maximum Operating Weight 33,080 lb / 15,005 kg

Maximum Operating Weight** 33,080 lb / 15,005 kg

Minimum Operating Weight 29,770 lb / 13,503 kg

Minimum Operating Weight* 29,770 lb / 13,503 kg

Net Power 91 hp / 67.9 kW

Net Power - Sae J1349 91 hp / 67.9 kW

Operating Weight 29,770 lb / 13,503 kg

Stroke 5 in / 127 mm

Swing Drive Fluid Capacity 0.70 gal / 2.6 L

Hydraulics

Boom Cylinder - Bore 4 in / 102 mm

Boom Cylinder - Stroke 40 in / 1,016 mm

Bucket Cylinder - Bore 4 in / 102 mm

Bucket Cylinder - Stroke 37 in / 940 mm

Main System - Maximum Flow - Total 67 gal/min / 253.6 L/min

Maximum Pressure - Equipment 4,424 psi / 305.0 bar

Maximum Pressure - Swing 3,336 psi / 230.0 bar

Maximum Pressure - Travel 5,076 psi / 350.0 bar

Pilot System - Maximum Flow 5.80 gal/min / 22.0 L/min

Pilot System - Maximum Pressure 598 psi / 41.2 bar

Stick Cylinder - Bore 5 in / 127 mm

Stick Cylinder - Stroke 47 in / 1,194 mm

Swing System - Maximum Flow 34 gal/min / 128.7 L/min

Other

Brakes ISO 10265 2008

Cab/Opg 10,262

Cooling System 5.90 gal / 22.3 L

Engine Oil - With Filter 3.60 gal / 13.6 L

Final Drive - Each 0.8

Fuel Tank Capacity 66.10 gal / 250.2 L

Hydraulic System - Including Tank 43.40 gal / 164.3 L

Hydraulic Tank 24 gal / 90.8 L

Maximum Drawbar Pull 25,628 lb / 11,625 kg

Maximum Travel Speed 3.40 mph / 5.5 km/h

Net Power 90 hp / 67.1 kW

Number Of Carrier Rollers - Each Side - Long Undercarriage 2

Number Of Shoes - Each Side - Long Undercarriage 46

Number Of Track Rollers - Each Side - Long Undercarriage 7

Operator Noise (Closed) - Iso 6396 69

Rops Cab 12,117

Sound Performance 6,396

Spectator Noise - Iso 6395 100

Swing Drive 0.70 deg

Undercarriage

Drawbar Pull 25,628 lb / 11,625 kg

Max Travel Speed 3.40 mph / 5.5 km/h

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Frequently Asked Questions

What is the operating weight of the Caterpillar 312E? +

The Caterpillar 312E has an operating weight of 33,080 lb (15,005 kg). This places it in a class suited for hydraulic excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Caterpillar 312E engine? +

The Caterpillar 312E produces 95 hp (70.8 kW) of engine power. This output is typical for its weight class and designed to handle demanding Hydraulic Excavator work cycles efficiently.

What is the travel speed of the Caterpillar 312E? +

The Caterpillar 312E has a maximum travel speed of 3.4 mph (5.5 km/h), enabling efficient movement between work areas on the job site.

How does the Caterpillar 312E compare to similar Hydraulic Excavator models? +

You can compare the Caterpillar 312E 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.