Mini Excavators 305.5E2

Request A Price Find Dealer

Key Specs

Engine Model: Cat C2.4 DI; Cat C2.4 DI

Net Power: 41.7 hp; 31.1 kW

Operating Weight: 11905 lb; 5400 kg

305.5E2
Change model

Overview

The Cat® 305.5E2 Mini Hydraulic Excavator with standard tail and side boom design delivers high performance with low fuel consumption. The durable and reliable structure helps you work in applications with high productivity but low operating cost.

Features At A Glance

Cat C2.4 efficient DI engine delivers high fuel efficiency.
High digging forces, fast cycle times, and excellent stability boosts your productivity.
100% pilot controls and a load sensing hydraulic system deliver smooth, powerful performance.
Heavy duty structural designs ensure machine durability and reliability.
Good serviceability with two big side doors.
Low counterweight extends to both sides of the machine, improving the stability.
Optional hydraulic line allows the machine to be equipped with hydraulic work tools.

Viscous cab mounting system, low cab vibration for operator comfort.
Durable swing motor for excellent swing performance and reliability.
Durable travel motor for smooth travel and reliability.
Fuel tank sight gauge and hydraulic oil gauge with protection guard.
Meets China Stage II sound level requirement.
Equipped with GPS for easy machine management.
Greased and lubricated tracks for significantly increased track life.
Mechanical suspension seat for greater comfort in the operator work environment.

Specifications Standard Equipment Optional Equipment

Product Specifications for 305.5E2

Engine

Engine Model	Cat C2.4 DI Cat C2.4 DI
Net Power	41.7 hp 31.1 kW
Stroke	4 in 102.4 mm
Gross Power - 2,400 rpm - SAE J1995	45.7 hp 34.1 kW
Net Power - 2,400 rpm - ISO 9249/SAE J1349	41.7 hp 31.1 kW
Displacement	146.5 in³ 2.4 l
Bore	3.4 in 87 mm

Weights

Operating Weight	11905 lb 5400 kg
Operating Weight - With Cab	11905 lb 5400 kg
Note	Weight includes counterweight, steel tracks, 0.22 m³ bucket, operator. Weight includes counterweight, steel tracks, 0.22 m³ bucket, operator.

Blade

Width	76.8 in 1950 mm
Height	14.2 in 360 mm
Dig Depth	18.9 in 480 mm
Lift Height	14.4 in 365 mm

Service Refill Capacities

Cooling System	2.6 gal (US) 9.8 l
Engine Oil	2.5 gal (US) 9.5 l
Hydraulic Tank	15.3 gal (US) 58 l
Fuel Tank	20.6 gal (US) 78 l
Hydraulic System	22.5 gal (US) 85 l

Dimensions

Ground Clearance	2.1 ft 628 mm
Track Length	8 ft 2440 mm
Shipping Height	8.3 ft 2540 mm
Transport Width	6.4 ft 1950 mm
Tail Swing Radius	5.2 ft 1580 mm
Track Gauge	5.1 ft 1550 mm
Length - Center of Rollers	6.3 ft 1920 mm
Track Shoe Width	1.3 ft 400 mm
Shipping Length	18.9 ft 5765 mm

Hydraulic System

Operating Pressure - Equipment	3626 psi 25000 kPa
Digging Force - Bucket	7868 lbf 35 kN
Operating Pressure - Travel	3626 psi 25000 kPa
Pump Flow at 2,400 rpm	37 gpm 140 L/min
Digging Force - Stick	6115 lbf 27.2 kN
Type (1)	Load Sensing Hydraulics with Variable Displacement Piston Pump Load Sensing Hydraulics with Variable Displacement Piston Pump
Type (2)	Cat Cat
Operating Pressure - Swing	3133 psi 21600 kPa

Swing System

Swing Torque	10.3 lb/ft 13.9 N·m
Machine Swing Speed	10.5 min-1 10.5 min-1

Working Ranges

Maximum Reach - Ground Line	19.1 ft 5830 mm
Maximum Reach	19.5 ft 5955 mm
Maximum Depth	12.2 ft 3720 mm
Maximum Digging Height	17.9 ft 5460 mm
Maximum Dump Height	12.6 ft 3835 mm
Maximum Vertical Wall	7.3 ft 2210 mm

Front

Boom Length	126 in 3200 mm
Stick Length	59.1 in 1500 mm

Travel System

Travel Speed - Low	1.7 mile/h 2.8 km/h
Travel Speed - High	2.7 mile/h 4.3 km/h
Gradeability - Maximum	25° 25°
Maximum Traction Force - High Speed	9037 lbf 40.2 kN

Bucket

Bucket Width	30.2 in 766 mm
Bucket Capacity	7.8 ft³ 0.22 m³

305.5E2 Standard Equipment

STANDARD EQUIPMENT

Diesel engine, C2.4

One touch low idle

Two speed travel with manual shift

Caterpillar one key security system

Door locks and cap locks

Signaling/warning horn

Product Link™ – monitors machine hours and location

Muffler with cover

Radial seal air filter, double element

Stacked cooling package

Auxiliary hydraulic valve

Accumulator

Cab:
– Mechanical suspension seat
– Openable front windshield with assist device
– Removable lower windshield
– Windshield wiper and washer
– Interior lighting
– Coat hook
– Radio
– Two stereo speakers
– Antenna
– Cup holder
– Storage pocket
– Mounting for front and top guard (mounting boss)

Monitor:
– Instrument panel and gauge
– Warning information and machine condition

Hour meter

Retractable seat belt (50 mm width)

Hydraulic activation control lever (lock out) for all controls

Two travel control hand levers

Capability to install one additional pedal for auxiliary hydraulic control

Greased and lubricated track

400 mm triple grouser track shoes with holes (for rubber pad)

1950 mm blade with cutting edge

Towing eye on base frame

Rearview mirror, mounted on right hand side of upper frame

Light Group

305.5E2 Optional Equipment

OPTIONAL EQUIPMENT

Auxiliary line

B6 hammer

Product Specifications for 305.5E2

Download Print

Engine

Engine Model	Cat C2.4 DI Cat C2.4 DI
Net Power	41.7 hp 31.1 kW
Stroke	4 in 102.4 mm
Gross Power - 2,400 rpm - SAE J1995	45.7 hp 34.1 kW
Net Power - 2,400 rpm - ISO 9249/SAE J1349	41.7 hp 31.1 kW
Displacement	146.5 in³ 2.4 l
Bore	3.4 in 87 mm

Weights

Operating Weight	11905 lb 5400 kg
Operating Weight - With Cab	11905 lb 5400 kg
Note	Weight includes counterweight, steel tracks, 0.22 m³ bucket, operator. Weight includes counterweight, steel tracks, 0.22 m³ bucket, operator.

Blade

Width	76.8 in 1950 mm
Height	14.2 in 360 mm
Dig Depth	18.9 in 480 mm
Lift Height	14.4 in 365 mm

Service Refill Capacities

Cooling System	2.6 gal (US) 9.8 l
Engine Oil	2.5 gal (US) 9.5 l
Hydraulic Tank	15.3 gal (US) 58 l
Fuel Tank	20.6 gal (US) 78 l
Hydraulic System	22.5 gal (US) 85 l

Dimensions

Ground Clearance	2.1 ft 628 mm
Track Length	8 ft 2440 mm
Shipping Height	8.3 ft 2540 mm
Transport Width	6.4 ft 1950 mm
Tail Swing Radius	5.2 ft 1580 mm
Track Gauge	5.1 ft 1550 mm
Length - Center of Rollers	6.3 ft 1920 mm
Track Shoe Width	1.3 ft 400 mm
Shipping Length	18.9 ft 5765 mm

Hydraulic System

Operating Pressure - Equipment	3626 psi 25000 kPa
Digging Force - Bucket	7868 lbf 35 kN
Operating Pressure - Travel	3626 psi 25000 kPa
Pump Flow at 2,400 rpm	37 gpm 140 L/min
Digging Force - Stick	6115 lbf 27.2 kN
Type (1)	Load Sensing Hydraulics with Variable Displacement Piston Pump Load Sensing Hydraulics with Variable Displacement Piston Pump
Type (2)	Cat Cat
Operating Pressure - Swing	3133 psi 21600 kPa

Swing System

Swing Torque	10.3 lb/ft 13.9 N·m
Machine Swing Speed	10.5 min-1 10.5 min-1

Working Ranges

Maximum Reach - Ground Line	19.1 ft 5830 mm
Maximum Reach	19.5 ft 5955 mm
Maximum Depth	12.2 ft 3720 mm
Maximum Digging Height	17.9 ft 5460 mm
Maximum Dump Height	12.6 ft 3835 mm
Maximum Vertical Wall	7.3 ft 2210 mm

Front

Boom Length	126 in 3200 mm
Stick Length	59.1 in 1500 mm

Travel System

Travel Speed - Low	1.7 mile/h 2.8 km/h
Travel Speed - High	2.7 mile/h 4.3 km/h
Gradeability - Maximum	25° 25°
Maximum Traction Force - High Speed	9037 lbf 40.2 kN

Bucket

Bucket Width	30.2 in 766 mm
Bucket Capacity	7.8 ft³ 0.22 m³

305.5E2 Standard Equipment

STANDARD EQUIPMENT

Diesel engine, C2.4

One touch low idle

Two speed travel with manual shift

Caterpillar one key security system

Door locks and cap locks

Signaling/warning horn

Product Link™ – monitors machine hours and location

Muffler with cover

Radial seal air filter, double element

Stacked cooling package

Auxiliary hydraulic valve

Accumulator

Cab:
– Mechanical suspension seat
– Openable front windshield with assist device
– Removable lower windshield
– Windshield wiper and washer
– Interior lighting
– Coat hook
– Radio
– Two stereo speakers
– Antenna
– Cup holder
– Storage pocket
– Mounting for front and top guard (mounting boss)

Monitor:
– Instrument panel and gauge
– Warning information and machine condition

Hour meter

Retractable seat belt (50 mm width)

Hydraulic activation control lever (lock out) for all controls

Two travel control hand levers

Capability to install one additional pedal for auxiliary hydraulic control

Greased and lubricated track

400 mm triple grouser track shoes with holes (for rubber pad)

1950 mm blade with cutting edge

Towing eye on base frame

Rearview mirror, mounted on right hand side of upper frame

Light Group

305.5E2 Optional Equipment

OPTIONAL EQUIPMENT

Auxiliary line

B6 hammer

See how 305.5E2 compares against frequently compared products.

Excavators

Selected

305.5E2

Engine Model: Cat C2.4 DI; Cat C2.4 DI
Net Power: 41.7 hp; 31.1 kW
Operating Weight: 11905 lb; 5400 kg

Excavators

305 CR - Tier 3

Net Power: 36.5 hp; 27.2 kW
Operating Weight: 12555 lb; 5695 kg
Dig Depth: 144.5 in; 3670 mm

View Details

Excavators

307

Engine Model: Cat C2.4 DI Turbo; Cat C2.4 DI Turbo
Net Power: 46.8 hp; 34.9 kW
Operating Weight: 15432 lb; 7000 kg

View Details

Tools And Expert Help At Every Turn

Find Dealer

Payment Calculator

Current Offers

Rental Options

Used Options

Product Brochures and More Are Ready to Download!

Caterpillar product brochures and other informational documents are available for your growing business.

305.5E2 Small Product Brochure Downloadable PDF Opens in a New Tab

Media Gallery

Photos

305.5E2 Mini Hydraulic Excavator

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

Equipment Management

VisionLink™

Technology Cookies are required.
Please note: You must accept the use of all cookies to enable this feature.
Cookie Settings

VisionLink™ is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

Explore Technology

1 - 8 of 9 Items items

Previous Next

VisionLink™ is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

Explore Technology

Mini Excavators 305.5E2

Overview

Features At A Glance

Product Specifications for 305.5E2

Engine

Weights

Blade

Service Refill Capacities

Dimensions

Hydraulic System

Swing System

Working Ranges

Front

Travel System

Bucket

305.5E2 Standard Equipment

STANDARD EQUIPMENT

305.5E2 Optional Equipment

OPTIONAL EQUIPMENT

Product Specifications for 305.5E2

Engine

Weights

Blade

Service Refill Capacities

Dimensions

Hydraulic System

Swing System

Working Ranges

Front

Travel System

Bucket

305.5E2 Standard Equipment

STANDARD EQUIPMENT

305.5E2 Optional Equipment

OPTIONAL EQUIPMENT

See how 305.5E2 compares against frequently compared products.

Tools And Expert Help At Every Turn

Find Dealer

Payment Calculator

Current Offers

Rental Options

Used Options

assignment Product Brochures and More Are Ready to Download!

Media Gallery

Photos

Related Products

Adapters

Skid Steer Adapters

Augers

Augers

Buckets - Excavator

Ditch Cleaning Buckets - Mini Excavator

Grading Buckets - Mini Excavator

Heavy Duty Buckets - Mini Excavator

Heavy Duty Capacity Buckets - Mini Excavator

Nordic Trenching Buckets

Trapezoidal Buckets - Mini Excavator

Compactors

Compaction Wheels

Vibratory Plate Compactors

Couplers - Excavator

Dual Lock™ Pin Grabber Couplers - Mini Excavator

Pin Puller Couplers

S Type Couplers

Tilting Dual Lock™ Pin Grabber Couplers - Mini Excavator

Flail Mowers

Flail Mowers

Forks

Pallet Fork Carriages

Grapples

Demolition and Sorting Grapples

Hammers

Hammers

Rakes

Heavy Duty Ag Rakes

Rippers / Scarifiers

Single Shank Rippers

Shears

Mobile Scrap & Demolition Shears

Thumbs

Product Brochures and More Are Ready to Download!