301.8

Net Power: 21 hp / 15.7 kW
Operating Weight: 4473 lb / 2029 kg
Dig Depth: 101.2 in / 2570 mm

The Cat® 301.8 Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

Loan Calculator Credit Application

Build & Quote

301.8 Small Product Brochure (Global except China and Japan) Options And Accessories Kit Guide for Mini Hydraulic Excavators Cat Attachments for Mini Excavators Brochure Attachment Compatibility Guide for Mini Excavators Cat Mini Hydraulic Excavators Product Line Brochure (North America) Cat Mini Hydraulic Excavators Product Line Brochure (Europe)

Specifications
Equipment
Related Products

Engine
Net Power	21 hp / 15.7 kW
Engine Model	C1.1
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC	21 hp / 15.7 kW
Gross Power - SAE J1995:2014	21.6 hp / 16.1 kW
Bore	3 in / 77 mm
Stroke	3.2 in / 81 mm
Displacement	69 in³ / 1.1 l
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 (1)	Engine power is tested per ISO 14396:2002.
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.

Weights
Operating Weight	4473 lb / 2029 kg
Minimum Operating Weight with Canopy*	3803 lb / 1725 kg
Maximum Operating Weight with Canopy**	4211 lb / 1905 kg
Minimum Operating Weight with Cab*	4075 lb / 1848 kg
Maximum Operating Weight with Cab**	4473 lb / 2029 kg
EU: CE Plate Weight with Canopy***	4145 lb / 1880 kg
EU: CE Plate Weight with Cab***	4409 lb / 2000 kg
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.

Weight Increase from Minimum Configuration
Long Stick	18 lb / 8 kg
Steel Tracks	110 lb / 50 kg
Expandable Undercarriage	271 lb / 123 kg

Travel System
Travel Speed - High	2.7 mile/h / 4.4 km/h
Travel Speed - Low	1.8 mile/h / 2.9 km/h
Maximum Traction Force - High Speed	2675.2 lbf / 11.9 kN
Maximum Traction Force - Low Speed	4136.5 lbf / 18.4 kN
Ground Pressure - Minimum Weight	3.9 psi / 26.8 kPa
Ground Pressure - Maximum Weight	4.3 psi / 29.6 kPa
Gradeability - Maximum	30 degrees

Service Refill Capacities
Cooling System	1 gal (US) / 3.9 l
Engine Oil	1.2 gal (US) / 4.4 l
Fuel Tank	6.9 gal (US) / 26 l
Hydraulic Tank	4.8 gal (US) / 18 l
Hydraulic System	6.9 gal (US) / 26 l

Hydraulic System
Type	Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,400 rpm	17.4 gpm / 66 L/min
Operating Pressure - Equipment	3553.4 psi / 245 bar
Operating Pressure - Travel	3553.4 psi / 245 bar
Operating Pressure - Swing	2132.1 psi / 147 bar
Auxiliary Circuit - Primary - Flow	8.7 gpm / 33 L/min
Auxiliary Circuit - Primary - Pressure	3553.4 psi / 245 bar
Auxiliary Circuit - Secondary - Flow	3.7 gpm / 14 L/min
Auxiliary Circuit - Secondary - Pressure	3553.4 psi / 245 bar
Digging Force - Stick - Standard	2540.3 lbf / 11.3 kN
Digging Force - Stick - Long	2203.1 lbf / 9.8 kN
Digging Force - Bucket	4406.3 lbf / 19.6 kN

Swing System
Machine Swing Speed	9.8 r/min

Blade
Width*	39 in / 990 mm
Height	8.9 in / 225 mm
Note	*Expanded – 1300 mm (51 in)

Certification - Cab and 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)

Dimensions - Standard Stick
Dig Depth	93.3 in / 2370 mm
Vertical Wall	72.8 in / 1850 mm
Maximum Reach - Ground Level	149.6 in / 3800 mm
Maximum Reach	152.4 in / 3870 mm
Maximum Dig Height	139.8 in / 3550 mm
Maximum Dump Clearance	100.8 in / 2560 mm
Boom In Reach	55.9 in / 1420 mm
Tail Swing	39.2 in / 995 mm
Maximum Blade Height	10.6 in / 270 mm
Maximum Blade Depth	10.4 in / 265 mm
Boom Height - Shipping Position	42.1 in / 1070 mm
O/A Shipping Height	90.6 in / 2300 mm
Swing Bearing - Height	17.4 in / 442 mm
O/A Undercarriage Length	62.6 in / 1590 mm
Overall Shipping Length*	146.5 in / 3720 mm
Boom Swing - Right	50 °
Boom Swing - Left	65 °
Track Belt/Shoe Width	9.1 in / 230 mm
Track Width - Retracted	39 in / 990 mm
Track Width - Expanded	51.18 in / 1300 mm
Minimum Ground Clearance Below Undercarriage	5.9 in / 150 mm
Stick Length	37.8 in / 960 mm
Note	*Overall Shipping Length depends on blade position during shipment.

Dimensions - Long Stick
Dig Depth	101.2 in / 2570 mm
Vertical Wall	76.4 in / 1940 mm
Maximum Reach - Ground Level	155.9 in / 3960 mm
Maximum Reach	158.7 in / 4030 mm
Maximum Dig Height	142.5 in / 3620 mm
Maximum Dump Clearance	103.9 in / 2640 mm
Boom In Reach	55.9 in / 1420 mm
Tail Swing	39.2 in / 995 mm
Maximum Blade Height	10.6 in / 270 mm
Maximum Blade Depth	10.4 in / 265 mm
Boom Height - Shipping Position	40.2 in / 1020 mm
O/A Shipping Height	90.6 in / 2300 mm
Swing Bearing - Height	17.4 in / 442 mm
O/A Undercarriage Length	62.6 in / 1590 mm
Overall Shipping Length*	146.1 in / 3710 mm
Boom Swing - Right	50 °
Boom Swing - Left	65 °
Track Belt/Shoe Width	9.1 in / 230 mm
Track Width - Retracted	39 in / 990 mm
Track Width - Expanded	51.18 in / 1300 mm
Minimum Ground Clearance Below Undercarriage	5.9 in / 150 mm
Stick Length	45.7 in / 1160 mm
Note	*Overall Shipping Length depends on blade position during shipment.

Air Conditioning System
Air Conditioning	The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf (Europe) (Global Warming Potential = 1430). See label or instruction manual for gas refrigerant identification. The system contains 0.75 kg (1.65 lb), 0.90 kg (1.98 lb) or 1.0 kg (2.20 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons) for R134a and 0.001 tonnes (0.001 tons) for R1234yf (Europe).

Air Conditioning System

Air Conditioning

The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf (Europe) (Global Warming Potential = 1430). See label or instruction manual for gas refrigerant identification. The system contains 0.75 kg (1.65 lb), 0.90 kg (1.98 lb) or 1.0 kg (2.20 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons) for R134a and 0.001 tonnes (0.001 tons) for R1234yf (Europe).

Sound
Operator Sound Pressure (ISO 6396:2008)	72 dB(A)
Average Exterior Sound Pressure (ISO 6395:2008)	99 dB(A)
Note	European Union Directive “2000/14/EC”

Sustainability
Recyclability	95%

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 Line Quick Disconnects
- One and Two Way Auxiliary Flow
- Continuous Auxiliary Flow
- Auxiliary Hydraulic Lines
OPERATOR ENVIRONMENT
- Tilt-up Canopy or Tilt-Up Cab
- 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
- Standard Key with Pass Code
- Fabric Suspension Seat (Cab only)
- 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
- Interior Light (Cab only)
- 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
- Rubber Belt (250 mm/10 in wide)
- Dozer Blade
- Dozer Blade Float
- Hydraulic Track Adjusters
- Tie Downs on Track Frame
BOOM, STICK AND LINKAGES
- One Piece Boom (1850 mm/73 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
- Lock Out/Tag Out Battery Disconnect
- Signaling/Warning Horn
- 12 Volt Power Socket
GUARDING
- ROPS – ISO 12117-2:2008
- TOPS – ISO 12117:1997
- Top Guard ISO 10262:1998

Optional Equipment

OPERATOR ENVIRONMENT
- Cab with Air Conditioning
- Cab with Heater
- Control Pattern Changer (optional in some regions)
- No Travel Pedals and Hand Levers
- Push to Start with Key Fob/Pass Code
- Vinyl Suspension Seat (Canopy only)
- Seat Belt Reminder System
- LED Front Lights
- LED Front and Rear Lights
- LED Boom Light
- Mirrors Left and Right
- Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
UNDERCARRIAGE
- Expandable Undercarriage
- Steel Track (250 mm/10 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
- Product Link PL243 (regulations apply)
- Product Link PLE643 (regulations apply)
- Travel Alarm (standard in some regions)
GUARDING
- Polycarbonate Half Height Front Guard (Canopy only)
- Polycarbonate Front Guard (ISO 10262:1998 Level 1 and EN356 PSA)
OTHER
- Bio Oil Capable
- Eco Drain
- Water Jacket Heater

Equipment Management

Cat® Equipment Management gives you access to the data you need to keep your equipment on the job site and earning money. You can track equipment location and hours, monitor machine use and health, then take informed action that will keep your operation running smoothly, efficiently and profitably.

Model
VisionLink™

Augers

Designed to drill holes for footings, fencing, signs and trees.

Model	Drive Shaft Torque at Maximum Pressure	Drive Method	Mounting Bracket Design
A11, 1 Ton Mini Excavators	815 lb/ft / 1105 N·m	Gerotor Motor - Direct Drive	1 Ton Mini Excavator Pin On

Digging Buckets - Mini Excavator

These buckets are ideal for digging in soft to moderate ground.

Model	Width	Capacity	Weight
230 mm (9 in), 17 L (0.6 ft3), Pin On, Bolt-On Teeth	9.1 in / 230 mm	0.6 ft³ / 17 l	64.8 lb / 29.39 kg
300 mm (12 in), 23 L (0.8 ft3), Pin On, Bolt-On Teeth	11.8 in / 300 mm	0.8 ft³ / 22.7 l	68.6 lb / 31.1 kg
400 mm (16 in), 34 L (1.2 ft3), Pin On, Bolt-On Teeth	15.7 in / 400 mm	1.2 yd³ / 34 m³	78 lb / 35.4 kg
460 mm (18 in), 40 L (1.4 ft3), Pin On, Bolt-On Teeth	18.1 in / 460 mm	1.4 ft³ / 39.59 l	83.6 lb / 37.9 kg
500 mm (20 in), 45 L (1.6 ft3), Pin On, Bolt-On Teeth	19.7 in / 500 mm	1.6 ft³ / 45.29 l	90.2 lb / 40.9 kg
600 mm (24 in), 57 L (2 ft3), Pin On, Bolt-On Teeth	23.6 in / 600 mm	2 ft³ / 56.59 l	100.1 lb / 45.4 kg
300 mm (12 in), 25 L (0.9 ft3), CW05 Coupler, Bolt-On Teeth	11.8 in / 300 mm	0.9 ft³ / 25 l	70.5 lb / 32 kg
400 mm (16 in), 37 L (1.3 ft3), CW05 Coupler, Bolt-On Teeth	15.7 in / 400 mm	1.3 ft³ / 37 l	79.4 lb / 36 kg
300 mm (12 in), 30 L (1.1 ft3), Pin On, Weld-On Adapters	11.8 in / 300 mm	1.1 ft³ / 30 l	70.5 lb / 32 kg
450 mm (18 in), 44 L (1.6 ft3), Pin On, Weld-On Adapters	17.7 in / 450 mm	1.6 ft³ / 44 l	88.2 lb / 40 kg
300 mm (12 in), 30 L (1.1 ft3), Pin On, Weld-On Adapters	11.8 in / 300 mm	1.1 ft³ / 30 l	70.5 lb / 32 kg
450 mm (18 in), 44 L (1.6 ft3), Pin On, Weld-On Adapters	17.7 in / 450 mm	1.6 ft³ / 44 l	88.2 lb / 40 kg

Ditch Cleaning Buckets - Mini Excavator

Used in ditch cleaning, sloping, grading and other finishing work.

Model	Width	Weight
800 mm (32 in), 42 L (1.5 ft3), Pin On	31.5 in / 800 mm	89.3 lb / 40.5 kg
1000 mm (40 in), 57 L (2 ft3), Pin On	40 in / 1000 mm	93.7 lb / 42.5 kg

Grading Buckets - Mini Excavator

For cleaning ditches, sloping, grading and other finishing work.

Model	Width	Capacity	Weight
1000 mm (39 in)	39.4 in / 1000 mm	3.1 yd³ / 88.1 m³	128.3 lb / 58.2 kg

Tilting Ditch Cleaning Buckets - Mini Excavator