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301.5 Mini Hydraulic Excavator

The Cat® 301.5 Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

Net Power
21 HP
Operating Weight
3913 lb
Dig Depth
100 in
Engine Model
C1.1

Engine

Net Power
21HP
Engine Model
C1.1
Displacement
69in³
Stroke
3.2in
Bore
3in
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Note
Net power is tested per ISO 9249:2007 and 80/1269/EEC.
Note (2)
Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
Note (1)
Engine power is tested per ISO 14396:2002.
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
21HP
Gross Power - SAE J1995:2014
21.6HP

Weights

Operating Weight
3913lb
Minimum Operating Weight with Canopy*
3483lb
Note (1)
*Minimum Weight is based on rubber tracks, operator, fixed undercarriage and full fuel tank.
Note (2)
**Maximum Weight is based on steel tracks, operator, expandable undercarriage and full fuel tank.
Note (3)
***CE Plate Weight is based on the most common EU configuration. Includes 75 kg (165 lb) operator and full fuel tank and excludes bucket.
Maximum Operating Weight with Canopy**
3913lb
EU: CE Plate Weight***
3836lb

Dimensions - Long Stick

Dig Depth
100in
Maximum Blade Height
10.8in
Stick Length
45.7in
Boom Height - Shipping Position
40.9in
Maximum Reach
155.9in
Maximum Dig Height
137.4in
Note
*Overall Shipping Length depends on blade position during shipment.
Tail Swing
32.3in
O/A Undercarriage Length
57.5in
Boom In Reach
57.1in
O/A Shipping Height
90.9in
Overall Shipping Length*
141.3in
Maximum Dump Clearance
98.8in
Minimum Ground Clearance Below Undercarriage
6.1in
Boom Swing - Left
65°
Vertical Wall
74.4in
Track Width - Retracted
39in
Track Width - Expanded
51.18in
Maximum Blade Depth
10.2in
Maximum Reach - Ground Level
153.1in
Swing Bearing - Height
17.5in
Track Belt/Shoe Width
9.1in
Boom Swing - Right
50°

Blade

Height
8.9in
Note
*Expanded – 1300 mm (51 in)
Width*
39in

Dimensions - Standard Stick

Swing Bearing - Height
17.5in
O/A Undercarriage Length
57.5in
Maximum Reach - Ground Level
146.9in
Maximum Reach
149.6in
O/A Shipping Height
90.9in
Maximum Blade Depth
10.2in
Vertical Wall
70.9in
Dig Depth
92.1in
Track Width - Expanded
51.18in
Track Belt/Shoe Width
9.1in
Maximum Dig Height
135in
Overall Shipping Length*
142.5in
Maximum Blade Height
10.8in
Note
*Overall Shipping Length depends on blade position during shipment.
Tail Swing
32.3in
Boom Swing - Left
65°
Minimum Ground Clearance Below Undercarriage
6.1in
Stick Length
37.8in
Boom In Reach
57.5in
Maximum Dump Clearance
96.5in
Boom Swing - Right
50°
Boom Height - Shipping Position
42.9in
Track Width - Retracted
39in

Hydraulic System

Pump Flow at 2,400 rpm
17.4gal/min
Digging Force - Stick - Long
1616.4lbf
Operating Pressure - Swing
1493.9psi
Auxiliary Circuit - Primary - Flow
8.7gal/min
Auxiliary Circuit - Secondary - Pressure
3089.3psi
Operating Pressure - Travel
3089.3psi
Operating Pressure - Equipment
3089.3psi
Digging Force - Bucket
3169.8lbf
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force - Stick - Standard
1843.4lbf
Auxiliary Circuit - Secondary - Flow
3.7gal/min
Auxiliary Circuit - Primary - Pressure
3089.3psi

Travel System

Maximum Traction Force - High Speed
2315.5lbf
Ground Pressure - Maximum Weight
4.4psi
Travel Speed - High
2.7mile/h
Travel Speed - Low
1.8mile/h
Maximum Traction Force - Low Speed
3597lbf
Gradeability - Maximum
30 degrees
Ground Pressure - Minimum Weight
4psi

Certification - Canopy

Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
Tip Over Protective Structure (TOPS)
ISO 12117:1997
Top Guard
ISO 10262:1998 (Level I)

Service Refill Capacities

Cooling System
1gal (US)
Engine Oil
1.2gal (US)
Hydraulic System
6.9gal (US)
Hydraulic Tank
4.8gal (US)
Fuel Tank
5.8gal (US)

Sustainability

Recyclability
95%

Sound

Average Exterior Sound Pressure (ISO 6395:2008)
93dB(A)
Note
European Union Directive “2000/14/EC”

Swing System

Machine Swing Speed
9.8r/min

Weight Increase from Minimum Configuration

Long Stick
18lb
Steel Tracks
126lb
Expandable Undercarriage
284lb

Standard Equipment:

  • Engine
    • Cat C1.1 Engine (U.S. EPA Tier 4 Final/EU Stage V)
    • Automatic Engine Idle
    • Automatic Engine Shutdown
    • Automatic Two Speed Travel
    • Fuel Water Separator
    • Power on Demand (not available in all regions)
    • Variable Displacement Piston Pump
    • Load Sensing/Flow Sharing Hydraulics
  • Hydraulics
    • Smart Tech Electronic Pump
    • Accumulator
    • Automatic Swing Brake
    • Auxiliary Hydraulic Lines
    • One and Two Way Auxiliary Flow
    • Continuous Auxiliary Flow
    • Auxiliary Line Quick Disconnects
  • Operator Environment
    • Tilt-up Canopy
    • Top Guard ISO 10262:1998 Level I
    • ROPS – ISO 12117-2:2008
    • TOPS – ISO 12117:1997
    • Machine 2-Point Lifting
    • Stick Steer Mode
    • Travel Cruise Control
    • Control Pattern Changer (optional in some regions)
    • Adjustable Wrist Rests
    • Washable Floor Mat
    • Travel Pedals and Hand Levers
    • Machine Security
    • Machine Security – Standard Key with Pass Code
    • Vinyl Non-Suspension Seat
    • Hydraulic Lockout – All Controls
    • Retractable High Visibility Seat Belt (75 mm/3 in)
    • Coat Hook
    • Cup Holder
    • Storage Pocket
    • Skylight
    • Mounting Bosses for Front
    • Signaling/Warning Horn
    • Boom Light, Halogen
    • Utility Space for Mobile Phone
    • Next Generation Color LCD Monitor (IP66)
      – Fuel Level and Coolant Temperature Gauges
      – Maintenance and Machine Monitoring
      – Performance and Machine Adjustments
      – Numeric Security Code
      – Multiple Languages
      – Hour Meter with Wake Up Switch
  • Undercarriage
    • Expandable Undercarriage
    • Rubber Belt (230 mm/9 in wide)
    • Dozer Blade
    • Dozer Blade Float
    • Hydraulic Track Adjusters
    • Tie Downs on Track Frame
  • Boom, Stick And Linkages
    • One Piece Boom (1780 mm/70 in)
    • Standard Stick (960 mm/37.8 in)
    • Front Shovel Capable
    • Front Shovel Capable – Pin-On
    • Thumb Ready (not available in all regions)
    • Certified Lifting Eye (optional in some regions)
  • Electrical
    • 12 Volt Battery
    • Software (machine and monitor)
    • Maintenance Free Battery
    • Signaling/Warning Horn
    • 12 Volt Power Socket

Optional Equipment:

  • Operator Environment
    • Control Pattern Changer (optional in some regions)
    • No Travel Pedals and Hand Levers
    • Machine Security – Push to Start with Key Fob/Pass Code
    • Vinyl Suspension Seat
    • LED Front Lights
    • LED Front and Rear Lights
    • LED Boom Light
    • Mirrors Left and Right
  • Undercarriage
    • Steel Track (230 mm/9 in wide)
  • Boom, Stick And Linkages
    • Long Stick (1160 mm/45.7 in)
    • Front Shovel Capable – Dual Lock Manual Coupler
    • Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
    • 2nd Auxiliary Hydraulic Lines
    • Boom Lowering Check Valve
    • Stick Lowering Check Valve
    • Hydraulic Quick Coupler Lines (not available in all regions)
  • Electrical
    • Battery Disconnect
    • Product Link PL243 (regulations apply)
    • Product Link PLE643 (regulations apply)
    • Travel Alarm (standard in some regions)
  • Guarding
    • Guard, Canopy
    • Guard, Mesh
  • Other
    • Bio Oil Capable
    • Eco Drain
    • Water Jacket Heater

H45s Hydraulic Hammer

Operating Weight - With Tool
551.2 lb
Energy Class
399.8 ft·lbf
Machine Class
1-3 Ton Mini Excavators

H35s Hydraulic Hammer

Operating Weight - With Tool
286.6 lb
Energy Class
300.2 ft·lbf
Machine Class
1-2 Ton Mini Excavator

B2s Silenced Hydraulic Hammer

Operating Weight - With Tool
257.5 lb
Energy Class
213.9 ft·lbf
Machine Class
1-3 Ton Mini Excavators

B2 Non-Sillenced Hydraulic Hammer

Operating Weight - With Tool
252.9 lb
Energy Class
213.9 ft·lbf
Machine Class
1-3 Ton Mini Excavators

B1s Silenced Hydraulic Hammer

Operating Weight - With Tool
190.3 lb
Energy Class
147.5 ft·lbf
Machine Class
1-2 Ton Mini Excavators

B1 Non-Sillenced Hydraulic Hammer

Operating Weight - With Tool
183.2 lb
Energy Class
147.5 ft·lbf
Machine Class
1-2 Ton Mini Excavators

Manual Dual Lock™ Pin Grabber Coupler For 1 Ton Mini Excavators

Weight
35.3 lb
Width
7.2 in
Length
11.7 in

559 mm (22 in) 1-8 Ton Mini Excavator Pin Lock Compaction Wheel

Compaction Width
21.8 in
Number of Wheels
4
Machine Class
1-8 Ton Mini Excavators

559 mm (22 in) 1 Ton Mini Excavator Pin On Compaction Wheel

Compaction Width
21.8 in
Number of Wheels
4
Machine Class
1 Ton Mini Excavators

406 mm (16 in) 1-8 Ton Mini Excavator Pin Lock Compaction Wheel

Compaction Width
15.7 in
Number of Wheels
3
Machine Class
1-8 Ton Mini Excavators

406 mm (16 in) 1 Ton Mini Excavator Pin On Compaction Wheel

Compaction Width
15.7 in
Number of Wheels
3
Machine Class
1 Ton Mini Excavators

305 mm (12 in) 1-8 Ton Mini Excavator Pin Lock Compaction Wheel

Compaction Width
10.7 in
Number of Wheels
2
Machine Class
1-8 Ton Mini Excavators

1000 mm (39 in) Tilting Ditch Cleaning Bucket

Width
39.4 in
Capacity
2 ft³
Weight
114.6 lb

1000 mm (39 in) Grading Bucket

Width
39.4 in
Capacity
3.1 ft³
Weight
128.3 lb

1000 mm (40 in) Ditch Cleaning Bucket

Width
39.4 in
Capacity
2 ft³
Weight
93.7 lb

800 mm (32 in) Ditch Cleaning Bucket

Width
31.5 in
Capacity
1.5 ft³
Weight
89.3 lb

600 mm (24 in) Digging Bucket

Width
23.6 in
Capacity
2 ft³
Weight
100.1 lb

500 mm (20 in) Digging Bucket

Width
19.7 in
Capacity
1.6 ft³
Weight
90.2 lb

460 mm (18 in) Digging Bucket

Width
18.1 in
Capacity
1.4 ft³
Weight
83.6 lb

400 mm (16 in) Digging Bucket

Width
15.7 in
Capacity
1.2 ft³
Weight
78 lb

300 mm (12 in) Digging Bucket

Width
11.8 in
Capacity
0.8 ft³
Weight
68.6 lb

230 mm (9 in) Digging Bucket

Width
9.1 in
Capacity
0.6 ft³
Weight
64.8 lb

A11 Auger

Drive Shaft Torque at Maximum Pressure
815 lb/ft
Drive Method
Gerotor Motor - Direct Drive
Mounting Bracket Design
1 Ton Mini Excavator Pin On

292 mm (11 in) 5 Teeth/2 Tine Utility Thumb for 1 Ton Mini Excavators

Length
22.6 in
Stored Height
12.7 in
Overall Width
11.5 in

Specifications

Standard/Optional Features

Attachments