At a glance data:
Engine Model:
C1.7
Overview
The Cat® 303.5 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
Engine
Net Power:
23.6hp
Weights
Operating Weight:
9239lb
Dimensions - Long Stick
Dig Depth:
122.4in
Engine
Engine Model:
C1.7
Blade
Height:
13.8in
Dimensions - Long Stick
Track Belt/Shoe Width:
11.8in
Dimensions - Standard Stick
Boom Swing - Right:
34.3°
Engine
Bore:
3.3in
Dimensions - Standard Stick
Tail Swing with Counterweight:
37.8in
Dimensions - Long Stick
Maximum Reach:
216.9in
Weights
Minimum Operating Weight with Canopy*:
7673lb
Weight Increase from Minimum Configuration
Cab:
309lb
Service Refill Capacities
Fuel Tank:
11.9gal (US)
Dimensions - Long Stick
O/A Track Width:
70.1in
Travel System
Ground Pressure - Minimum Weight:
4.3psi
Maximum Traction Force - High Speed:
3799lbf
Dimensions - Standard Stick
Stick Length:
49.6in
Hydraulic System
Pump Flow at 2,400 rpm:
26gal/min
Engine
Net Power @ 2,200 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269:
23.6hp
Dimensions - Long Stick
Maximum Blade Depth:
21.1in
Service Refill Capacities
Hydraulic Tank:
5.3gal (US)
Travel System
Maximum Traction Force - Low Speed:
6969lbf
Dimensions - Long Stick
Tail Swing without Counterweight:
35in
Dimensions - Standard Stick
Maximum Reach - Ground Level:
202in
Hydraulic System
Auxiliary Circuit - Primary - Flow:
18gal/min
Dimensions - Standard Stick
Boom Swing - Left:
25.2°
Maximum Reach:
207.5in
Track Belt/Shoe Width:
11.8in
Weight Increase from Minimum Configuration
Counterweight:
221lb
Dimensions - Standard Stick
Maximum Dump Clearance:
137.4in
Swing Bearing - Height:
22.2in
Sound
Note:
European Union Directive ‚ "2000/14/EC"
Dimensions - Long Stick
Stick Length:
61.4in
Travel System
Travel Speed - High:
2.8mile/h
Dimensions - Standard Stick
Boom Height - Shipping Position:
59.8in
Dimensions - Long Stick
Swing Bearing - Height:
22.2in
Weights
EU: CE Plate Weight with Cab***:
8004lb
Hydraulic System
Operating Pressure - Swing:
2625psi
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.
Weight Increase from Minimum Configuration
Steel Tracks:
287lb
Weights
Maximum Operating Weight with Cab**:
9239lb
Engine
Displacement:
104in³
Sound
Operator Sound Pressure (ISO 6396:2008):
78dB(A)
Dimensions - Long Stick
Boom Swing - Left:
640mm
Overall Shipping Length*:
190.9in
Hydraulic System
Type:
Load Sensing Hydraulics with Variable Displacement Piston Pump
Auxiliary Circuit - Secondary - Pressure:
3553psi
Swing System
Machine Swing Speed:
9r/min
Weights
Maximum Operating Weight with Canopy**:
8930lb
Dimensions - Long Stick
Maximum Reach - Ground Level:
211.8in
Maximum Dump Clearance:
141.7in
Tail Swing with Counterweight:
37.8in
Hydraulic System
Digging Force - Stick - Long:
3799lbf
Dimensions - Standard Stick
O/A Shipping Height:
97.6in
Overall Shipping Length*:
189in
Travel System
Gradeability - Maximum:
30 degrees
Dimensions - Standard Stick
Boom In Reach:
69.3in
Engine
Note:
Net power is tested per ISO 9249 and 80/1269/EEC.
Dimensions - Long Stick
O/A Shipping Height:
97.6in
Hydraulic System
Auxiliary Circuit - Secondary - Flow:
7gal/min
Dimensions - Standard Stick
Note:
*Overall Shipping Length depends on blade position during shipment.
Tail Swing with Extra Counterweight:
39.6in
Engine
Gross Power - 2,400 rpm - SAE J1995:
24.7hp
Weights
EU: CE Plate Weight with Canopy***:
7784lb
Dimensions - Standard Stick
Maximum Dig Height:
193.7in
Travel System
Travel Speed - Low:
1.6mile/h
Hydraulic System
Digging Force - Bucket:
7419lbf
Dimensions - Long Stick
Note:
*Overall Shipping Length depends on blade position during shipment.
Hydraulic System
Operating Pressure - Travel:
3553psi
Dimensions - Standard Stick
Vertical Wall:
88.6in
Weights
Minimum Operating Weight with Cab*:
7982lb
Hydraulic System
Operating Pressure - Equipment:
3553psi
Dimensions - Long Stick
Boom In Reach:
73.2in
Maximum Dig Height:
197.6in
Weight Increase from Minimum Configuration
Long Stick:
44lb
Weights
Note (1):
* Minimum Weight is based on fixed rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight.
Dimensions - Standard Stick
Dig Depth:
110.6in
Dimensions (Approximate) - Standard Stick
Tail Swing with Extra Counterweight:
39.6in
Certification - Cab and Canopy
Roll Over Protective Structure (ROPS):
ISO 12117-2:2008
Service Refill Capacities
Cooling System:
1.8gal (US)
Dimensions - Long Stick
Vertical Wall:
94.1in
Service Refill Capacities
Engine Oil:
1.6gal (US)
Dimensions - Standard Stick
O/A Undercarriage Length:
87.4in
Sound
Average Exterior Sound Pressure (ISO 6395:2008):
94dB(A)
Weights
Note (2):
**Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight.
Service Refill Capacities
Hydraulic System:
11.9gal (US)
Hydraulic System
Auxiliary Circuit - Primary - Pressure:
3553psi
Engine
Emissions:
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Dimensions - Long Stick
Boom Height - Shipping Position:
68.9in
Dimensions - Standard Stick
Tail Swing without Counterweight:
35in
Maximum Blade Depth:
21.1in
Hydraulic System
Digging Force - Stick - Standard:
4249lbf
Dimensions - Long Stick
Maximum Blade Height:
15.2in
Certification - Cab and Canopy
Tip Over Protective Structure (TOPS):
ISO 12117:1997
Dimensions - Standard Stick
Maximum Blade Height:
15.2in
Travel System
Ground Pressure - Maximum Weight:
5.2psi
Dimensions - Long Stick
O/A Undercarriage Length:
87.4in
Boom Swing - Right:
34.3°
Dimensions (Approximate) - Long Stick
Tail Swing with Extra Counterweight:
39.6in
Engine
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.
Certification - Cab and Canopy
Top Guard:
ISO 10262:1998 (Level I)
Engine
Stroke:
3.9in
Sustainability
Recyclability:
95%
Weight Increase from Minimum Configuration
Angle Blade:
353lb
Dimensions - Long Stick
Ground Clearance:
12.2in
Blade
Width:
70.1in
Hydraulic System
Note:
*Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Swing System
Boom Swing - Right:
50°
Boom Swing - Left:
75°
Dimensions - Standard Stick
Ground Clearance:
12.2in
Weight Increase from Minimum Configuration
Extra Counterweight:
551lb
Standard Equipment
engine
- Cat C1.7 NA 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 or Tilt-Up Cab
- Top Guard ISO 10262:1998 Level I
- ROPS – ISO 12117-2:2008
- TOPS – ISO 12117:1997
- 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
- Fabric Suspension Seat (Cab only)
- Vinyl Suspension Seat (Canopy 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
– Jog Dial (cab only)
Next Generation Advanced Monitor (Optional)
– 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 (300 mm/11.8 in wide)
- Dozer Blade
- Dozer Blade Float
- Angle Blade
- Tie Downs on Track Frame
boom, stick and linkages
- One Piece Boom (2400 mm/94.5 in)
- Standard Stick (1260 mm/49.6 in)
- 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
- Cab with Air Conditioning
- Cab with Heater
- Control Pattern Changer (optional in some regions)
- No Travel Pedals and Hand Levers
- Machine Security – Push to Start with Key Fob/Pass Code
- Vinyl Non-Suspension Seat (Canopy only)
- 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
- Steel Track (300 mm/11.8 in wide)
boom, stick and linkages
- Long Stick (1560 mm/61.4 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)
- Front Shovel Capable – Hydraulic Coupler
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
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