ALL DAY COMFORT
Main content
Caterpillar
302.7 CR Mini Hydraulic Excavator
Net Power
23.6 hp
17.6 kW
Operating Weight
6725 lb
3050 kg
Dig Depth
106.7 in
2710 mm
Overview
The Cat® 302.7 CR Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.
Media
Photos
Videos
360° View
Exterior
Model shown represents features on all Cat® Mini Excavators except where indicated.
Interior
Model shown represents features on all Cat® Mini Excavators except where indicated.
Documents
- 302.7 CR Small Product Brochure (with Fixed Undercarriage)
- 302.7 CR Small Product Brochure (with Expandable Undercarriage)
- Cat Mini Hydraulic Excavators Product Line Brochure (North America)
- Options And Accessories Kit Guide for Mini Hydraulic Excavators
- Cat Attachments for Mini Excavators Brochure
- Attachment Compatibility Guide for Mini Excavators
Details
Specifications
Engine
Spec | Value |
---|---|
Net Power | 23.6 hp 17.6 kW |
Engine Model | C1.1 Turbo C1.1 Turbo |
Net Power – 2,400 rpm – ISO 9249, 80/1269/EEC | 23.6 hp 17.6 kW |
Bore | 3 in 77 mm |
Displacement | 69 in³ 1.1 l |
Emissions | Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. |
Stroke | 3.2 in 81 mm |
Gross Power – 2,400 rpm – SAE J1995:2014 | 24.7 hp 18.4 kW |
Weights
Spec | Value |
---|---|
Operating Weight | 6725 lb 3050 kg |
Minimum Operating Weight with Canopy* | 5645 lb 2560 kg |
Maximum Operating Weight with Canopy** | 6450 lb 2925 kg |
Minimum Operating Weight with Cab* | 5909 lb 2680 kg |
EU: CE Plate Weight with Canopy*** | 5942 lb 2695 kg |
EU: CE Plate Weight with Cab*** | 6174 lb 2800 kg |
Note (2) | **Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight. **Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, blade, bucket and extra counterweight. |
Note (1) | *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight. *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, blade, bucket and no extra counterweight. |
Maximum Operating Weight with Cab** | 6725 lb 3050 kg |
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. ***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
Spec | Value |
---|---|
Long Stick | 33 lb 15 kg |
Steel Tracks | 221 lb 100 kg |
Cab | 276 lb 125 kg |
Counterweight (extra) | 551 lb 250 kg |
Counterweight (light) | 221 lb 100 kg |
Travel System
Spec | Value |
---|---|
Ground Pressure – Maximum Weight | 4.2 psi 29 kPa |
Ground Pressure – Minimum Weight | 3.5 psi 24.2 kPa |
Travel Speed – Low | 1.6 mile/h 2.6 km/h |
Gradeability – Maximum | 30 degrees 30 degrees |
Maximum Traction Force – High Speed | 3507 lbf 15.6 kN |
Travel Speed – High | 2.8 mile/h 4.5 km/h |
Maximum Traction Force – Low Speed | 6025 lbf 26.8 kN |
Service Refill Capacities
Spec | Value |
---|---|
Hydraulic System | 9.2 gal (US) 35 l |
Hydraulic Tank | 4.8 gal (US) 18 l |
Fuel Tank | 11.9 gal (US) 45 l |
Engine Oil | 1.1 gal (US) 4 l |
Cooling System | 1.1 gal (US) 4 l |
Hydraulic System
Spec | Value |
---|---|
Digging Force – Stick – Standard | 3102 lbf 13.8 kN |
Auxiliary Circuit – Primary – Pressure | 3553 psi 245 bar |
Operating Pressure – Swing | 2553 psi 176 bar |
Auxiliary Circuit – Secondary – Flow | 7 gal/min 25 l/min |
Auxiliary Circuit – Primary – Flow | 17 gal/min 65 l/min |
Auxiliary Circuit – Secondary – Pressure | 3553 psi 245 bar |
Operating Pressure – Equipment | 3553 psi 245 bar |
Digging Force – Stick – Long | 2765 lbf 12.3 kN |
Digging Force – Bucket | 5238 lbf 23.3 kN |
Operating Pressure – Travel | 3553 psi 245 bar |
Pump Flow at 2,400 rpm | 26 gal/min 100 l/min |
Type | Load Sensing Hydraulics with Variable Displacement Piston Pump Load Sensing Hydraulics with Variable Displacement Piston Pump |
Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
Swing System
Spec | Value |
---|---|
Machine Swing Speed | 9 r/min 9 r/min |
Boom Swing – Left | 75 Degrees 75 Degrees |
Boom Swing – Right | 50 Degrees 50 Degrees |
Blade
Spec | Value |
---|---|
Height | 12.6 in 320 mm |
Width | 61.8 in 1570 mm |
Certification - Cab and Canopy
Spec | Value |
---|---|
Top Guard | ISO 10262:1998 (Level I) ISO 10262:1998 (Level I) |
Tip Over Protective Structure (TOPS) | ISO 12117:1997 ISO 12117:1997 |
Roll Over Protective Structure (ROPS) | ISO 12117-2:2008 ISO 12117-2:2008 |
Sound
Spec | Value |
---|---|
Operator Sound Pressure (ISO 6396:2008) | 78 dB(A) 78 dB(A) |
Average Exterior Sound Pressure (ISO 6395:2008) | 94 dB(A) 94 dB(A) |
Note | European Union Directive “2000/14/EC” European Union Directive “2000/14/EC” |
Dimensions - Standard Stick
Spec | Value |
---|---|
Overall Shipping Length* | 166.9 in 4240 mm |
Boom In Reach | 67.3 in 1710 mm |
O/A Shipping Height | 97.6 in 2480 mm |
Swing Bearing – Height | 22 in 560 mm |
Stick Length | 41.7 in 1060 mm |
Maximum Reach | 183.5 in 4660 mm |
Maximum Dump Clearance | 116.1 in 2950 mm |
Maximum Dig Height | 168.1 in 4270 mm |
Tail Swing without Counterweight | 30.5 in 775 mm |
Tail Swing with Extra Counterweight | 35 in 890 mm |
Boom Swing – Right | 32.7 in 830 mm |
O/A Undercarriage Length | 79.1 in 2010 mm |
Vertical Wall | 73.6 in 1870 mm |
Note | *Overall Shipping Length depends on blade position during shipment. *Overall Shipping Length depends on blade position during shipment. |
Maximum Reach – Ground Level | 177.6 in 4510 mm |
Dig Depth | 98.8 in 2510 mm |
Track Belt/Shoe Width | 11.8 in 300 mm |
Maximum Blade Height | 15.6 in 395 mm |
Maximum Blade Depth | 20.3 in 515 mm |
Boom Swing – Left | 23.8 in 605 mm |
Ground Clearance | 12.2 in 310 mm |
Boom Height – Shipping Position | 61.4 in 1560 mm |
Tail Swing – with Light Counterweight | 33.3 in 845 mm |
Dimensions - Long Stick
Spec | Value |
---|---|
Dig Depth | 106.7 in 2710 mm |
Boom Height – Shipping Position | 65 in 1650 mm |
Boom Swing – Right | 32.7 in 830 mm |
Maximum Reach – Ground Level | 185.4 in 4710 mm |
Maximum Blade Height | 15.6 in 395 mm |
Maximum Reach | 190.9 in 4850 mm |
Boom Swing – Left | 23.8 in 605 mm |
Maximum Blade Depth | 20.3 in 515 mm |
O/A Shipping Height | 97.6 in 2480 mm |
Maximum Dig Height | 172.8 in 4390 mm |
Stick Length | 49.6 in 1260 mm |
Tail Swing without Counterweight | 30.5 in 775 mm |
Boom In Reach | 68.1 in 1730 mm |
Maximum Dump Clearance | 120.9 in 3070 mm |
Swing Bearing – Height | 22 in 560 mm |
Vertical Wall | 80.7 in 2050 mm |
O/A Undercarriage Length | 79.1 in 2010 mm |
Ground Clearance | 12.2 in 310 mm |
Track Belt/Shoe Width | 11.8 in 300 mm |
Overall Shipping Length* | 168.5 in 4280 mm |
Note | *Overall Shipping Length depends on blade position during shipment. *Overall Shipping Length depends on blade position during shipment. |
Tail Swing – with Extra Counterweight | 35 in 890 mm |
Track Width | 61.8 in 1570 mm |
Tail Swing – with Light Counterweight | 33.3 in 845 mm |
Sustainability
Spec | Value |
---|---|
Recyclability | 95% 95% |
Standard Equipment
ENGINE
- Cat® C1.1 Turbo 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
- 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 (not available in all regions)
- 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)
UNDERCARRIAGE
- Rubber Belt (300 mm/11.8 in wide)
- Dozer Blade
- Dozer Blade Float
- Tie Downs on Track Frame
BOOM, STICK AND LINKAGES
- One Piece Boom (2085 mm/82.1 in)
- Standard Stick (1060 mm/41.7 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
- Battery Disconnect
- Signaling/Warning Horn
- 12 Volt Power Socket
Optional Equipment
OPERATOR ENVIRONMENT
- Cab with Air Conditioning
- Cab with Heater
- No Travel Pedals and Hand Levers (optional in some regions)
- Push to Start with Key Fob/Pass Code
- Vinyl Non-Suspension Seat (Canopy only) (not available in all regions)
- LED Front Lights
- LED Front and Rear Lights
- LED Boom Light
- Mirrors Left and Right
- Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only) (Cab only)
- Next Generation Advanced Monitor
– Touchscreen
– Site Reference System
– High Definition Camera Capable (IP68 and IP69K)
– Numeric Security Code
UNDERCARRIAGE
- Steel Track (300 mm/11.8 in wide)
BOOM, STICK AND LINKAGES
- Long Stick (1260 mm/49.6 in)
- Front Shovel Capable – Dual Lock Manual Coupler
- Attachments including Couplers, Thumbs, Buckets, Augers and Hammers
- 2nd Auxiliary Hydraulic Lines
- Bucket Divert 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 I and EN356 P5A)
OTHER
- Bio Oil Capable
- Eco Drain
- Water Jacket Heater
- Light Counterweight (100 kg/221 lb)
- Extra Counterweight (250 kg/551 lb)