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303 CR Mini Hydraulic Excavator

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Product Description

The Cat® 303 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

Specifications
Us
Metric
Engine
Net Power
23.6 hp
17.6 kW
Weights
Operating Weight
7817 lb
3545 kg
Dimensions - Long Stick
Dig Depth
116.1 in
2950 mm
Engine
Engine Model
C1.1 Turbo
Blade
Height
13.8 in
350 mm
Dimensions - Standard Stick
Maximum Blade Depth
21.1 in
535 mm
Tail Swing without Counterweight
30.5 in
775 mm
Swing System
Boom Swing - Right
50 °
50 °
Dimensions - Standard Stick
Maximum Dig Height
177.6 in
4510 mm
O/A Undercarriage Length
81.5 in
2070 mm
Sound
Average Exterior Sound Pressure (ISO 6395:2008)
94 dB(A)
94 dB(A)
Hydraulic System
Auxiliary Circuit - Primary - Flow
17 gal/min
65 l/min
Travel System
Gradeability - Maximum
30 degrees
Dimensions - Standard Stick
Boom Height - Shipping Position
63 in
1600 mm
Engine
Bore
3 in
77 mm
Dimensions - Long Stick
Boom Height - Shipping Position
75.6 in
1920 mm
Dimensions - Standard Stick
Vertical Wall
71.7 in
1820 mm
Service Refill Capacities
Cooling System
1.1 gal (US)
4 l
Dimensions - Long Stick
Tail Swing with Counterweight
35 in
890 mm
Dimensions - Standard Stick
Overall Shipping Length*
177.6 in
4510 mm
Boom Swing - Left
25.2 in
640 mm
Dimensions - Long Stick
Track Belt/Shoe Width
11.8 in
300 mm
Dimensions - Standard Stick
O/A Shipping Height
97.6 in
2480 mm
Dimensions - Long Stick
Maximum Reach
206.3 in
5240 mm
Weight Increase from Minimum Configuration
Counterweight
221 lb
100 kg
Dimensions - Long Stick
Boom In Reach
74.2 in
1910 mm
Dimensions - Standard Stick
Track Shoe Width
61 in
1550 mm
Weights
Note (1)
*Minimum Weight is based on fixed rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight.
Weight Increase from Minimum Configuration
Cab
254 lb
115 kg
Travel System
Ground Pressure - Maximum Weight
4.7 psi
32.3 kPa
Hydraulic System
Auxiliary Circuit - Secondary - Pressure
3553 psi
245 bar
Dimensions - Long Stick
Boom Swing - Right
34.3 in
870 mm
Tail Swing
33.3 in
845 mm
Maximum Dump Clearance
130.3 in
3310 mm
Dimensions - Standard Stick
Boom Swing - Right
34.3 in
870 mm
Dimensions - Long Stick
Ground Clearance
12.2 in
310 mm
Travel System
Ground Pressure - Minimum Weight
4 psi
27.6 kPa
Certification - Cab and Canopy
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
Dimensions - Standard Stick
Tail Swing with Extra Counterweight
35 in
890 mm
Dimensions - Long Stick
O/A Undercarriage Length
81.5 in
2070 mm
Hydraulic System
Operating Pressure - Swing
2553 psi
176 bar
Dimensions - Standard Stick
Swing Bearing - Height
22.4 in
570 mm
Dimensions - Long Stick
O/A Shipping Height
97.6 in
2480 mm
Weights
EU: CE Plate Weight with Canopy***
6791 lb
3080 kg
Dimensions - Standard Stick
Tail Swing
33.3 in
845 mm
Hydraulic System
Pump Flow at 2,400 rpm
26 gal/min
100 l/min
Service Refill Capacities
Hydraulic Tank
4.8 gal (US)
18 l
Travel System
Travel Speed - High
2.8 mile/h
4.5 km/h
Maximum Traction Force - Low Speed
7059 lbf
31.4 kN
Travel Speed - Low
1.6 mile/h
2.6 km/h
Dimensions - Standard Stick
Maximum Blade Height
15.2 in
385 mm
Travel System
Maximum Traction Force - High Speed
3305 lbf
14.7 kN
Dimensions - Long Stick
Track Width - Expanded
61 in
1550 mm
Dimensions - Standard Stick
Dig Depth
104.3 in
2650 mm
Maximum Dump Clearance
124.8 in
3170 mm
Weights
Minimum Operating Weight with Canopy*
6670 lb
3025 kg
Service Refill Capacities
Engine Oil
1.1 gal (US)
4 l
Sound
Operator Sound Pressure (ISO 6396:2008)
78 dB(A)
78 dB(A)
Dimensions - Long Stick
Maximum Blade Depth
21.1 in
535 mm
Hydraulic System
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force - Stick - Standard
3732 lbf
16.6 kN
Operating Pressure - Travel
3553 psi
245 bar
Digging Force - Bucket
6385 lbf
28.4 kN
Dimensions - Long Stick
Maximum Reach - Ground Level
201.2 in
5110 mm
Weights
Minimum Operating Weight with Cab*
6924 lb
3140 kg
Weight Increase from Minimum Configuration
Steel Tracks
276 lb
125 kg
Swing System
Machine Swing Speed
9 r/min
9 r/min
Certification - Cab and Canopy
Top Guard
ISO 10262:1998 (Level I)
Dimensions - Long Stick
Stick Length
61.4 in
1560 mm
Hydraulic System
Operating Pressure - Equipment
3553 psi
245 bar
Weights
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.
Dimensions - Standard Stick
Maximum Reach - Ground Level
190.2 in
4830 mm
Blade
Width
61 in
1550 mm
Engine
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC
23.6 hp
17.6 kW
Swing System
Boom Swing - Left
75 °
75 °
Dimensions - Standard Stick
Maximum Reach
196.1 in
4980 mm
Weights
Maximum Operating Weight with Canopy**
7552 lb
3425 kg
Sound
Note
European Union Directive “2000/14/EC”
Dimensions - Long Stick
Overall Shipping Length*
179.5 in
4560 mm
Engine
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Stroke
3.2 in
81 mm
Dimensions - Standard Stick
Ground Clearance
12.2 in
310 mm
Weight Increase from Minimum Configuration
Long Stick
55 lb
25 kg
Weights
EU: CE Plate Weight with Cab***
7012 lb
3180 kg
Dimensions - Long Stick
Maximum Dig Height
183.1 in
4650 mm
Weight Increase from Minimum Configuration
Extra Counterweight
551 lb
250 kg
Dimensions - Standard Stick
Track Belt/Shoe Width
11.8 in
300 mm
Weights
Maximum Operating Weight with Cab**
7817 lb
3545 kg
Certification - Cab and Canopy
Tip Over Protective Structure (TOPS)
ISO 12117:1997
Service Refill Capacities
Fuel Tank
11.9 gal (US)
45 l
Hydraulic System
9.2 gal (US)
35 l
Dimensions - Long Stick
Swing Bearing - Height
22.4 in
570 mm
Hydraulic System
Auxiliary Circuit - Primary - Pressure
3553 psi
245 bar
Engine
Note
Advertised power is tested per the specified standard in effect at the time of manufacture.
Dimensions - Standard Stick
Boom In Reach
68.9 in
1750 mm
Hydraulic System
Auxiliary Circuit - Secondary - Flow
7 gal/min
25 l/min
Dimensions - Long Stick
Note
*Overall Shipping Length depends on blade position during shipment.
Tail Swing without Counterweight
30.5 in
775 mm
Maximum Blade Height
15.2 in
385 mm
Engine
Displacement
69 in³
1.1 l
Dimensions - Long Stick
Boom Swing - Left
25.2 in
640 mm
Hydraulic System
Digging Force - Stick - Long
3327 lbf
14.8 kN
Dimensions - Standard Stick
Stick Length
49.6 in
1260 mm
Weights
Note (2)
**Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight.
Dimensions - Long Stick
Vertical Wall
81.5 in
2070 mm
Dimensions - Standard Stick
Note
*Overall Shipping Length depends on blade position during shipment.
Engine
Gross Power - 2,400 rpm - SAE J1995:2014
24.7 hp
18.4 kW
Sustainability
Recyclability
95%
Hydraulic System
Note
* Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Standard/Optional

Standard Equipment

ENGINE
HYDRAULICS
GUARDING
OPERATOR ENVIRONMENT
UNDERCARRIAGE
BOOM, STICK AND LINKAGES
ELECTRICAL

Optional Equipment

OPERATOR ENVIRONMENT
UNDERCARRIAGE
BOOM, STICK AND LINKAGES
ELECTRICAL
GUARDING
OTHER
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Available Used

CAT 303/304 20" BUCKET
Serial Number A4195BK30661
CAT 303/304 20" HD BUCKET
Serial Number A419CBK30315
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