Mini Excavators Inspired by Our Customers
The Cat® 304 Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications. 304 Mini Excavator
Engine
Gross Power – ISO 14396: 48.4 hp
Net Power: 45 hp
Engine Model: C1.7 Turbo
Net Power – 2,400 rpm – ISO 9249, 80/1269/EEC: 45 hp
Bore: 3.3 in
Stroke: 3.9 in
Displacement: 101 in³
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Note
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: 9867 lb
Minimum Operating Weight with Canopy*: 8655 lb
Maximum Operating Weight with Canopy**: 9647 lb
Minimum Operating Weight with Cab*: 8875 lb
Maximum Operating Weight with Cab**: 9867 lb
Note (1)
*Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight.
Note (2)
**Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket.
Travel System
Travel Speed – High: 3.2 mile/h
The Travel Speed – Low: 2.2 mile/h
Maximum Traction Force – High Speed: 4271 lbf
Maximum Traction Force – Low Speed: 7329 lbf
Ground Pressure – Minimum Weight: 4.2 psi
Ground Pressure – Maximum Weight: 4.9 psi
Gradeability – Maximum: 30 degrees
Hydraulic System
Load Sensing Hydraulics with Variable Displacement Piston Pump
Pump Flow at 2,400 rpm: 25 gpm
Operating Pressure – Equipment: 3553 psi
The Operating Pressure – Travel: 3553 psi
Operating Pressure – Swing: 2611 psi
Auxiliary Circuit – Primary – Flow: 21 gpm
Our Auxiliary Circuit – Primary – Pressure: 3553 psi
Auxiliary Circuit – Secondary – Flow: 7 gpm
Auxiliary Circuit – Secondary – Pressure: 3553 psi
Digging Force – Stick – Standard: 4721 lbf
The Digging Force – Stick – Long: 4316 lbf
Digging Force – Bucket: 8588 lbf
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Dimensions – Standard Stick
Dig Depth: 126.4 in
Vertical Wall: 94.3 in
Maximum Reach – Ground Level: 204.7 in
The Maximum Reach: 209.8 in
Maximum Dig Height: 198.4 in
This Maximum Dump Clearance: 143.5 in
Boom In Reach: 88.8 in
Tail Swing without Counterweight: 47.4 in
Tail Swing with Counterweight: 51.2 in
Maximum Blade Height: 16.5 in
Maximum Blade Depth: 18.7 in
Boom Height – Shipping Position: 63.8 in
O/A Shipping Height: 100 in
Swing Bearing – Height: 21.9 in
O/A Undercarriage Length: 87 in
Overall Shipping Length*: 194.9 in
Boom Swing – Right: 28.7 in
Boom Swing – Left: 20.9 in
Track Belt/Shoe Width: 13.8 in
Ground Clearance: 12 in
Stick Length: 54.9 in
Note
*Overall Shipping Length depends on blade position during shipment.
Standard Equipment
ENGINE
Cat® C1.7 Turbo Engine (U.S. EPA Tier 4 Final/EU Stage V)
Automatic Engine Idle
The 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
Canopy or Cab (Canopy not available in some regions)
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 (350 mm/13.8 in)
Dozer Straight Blade
Dozer Blade Float
Tie Downs on Track Frame
BOOM, STICK AND LINKAGES
One Piece Boom (2500 mm/98.4 in)
Standard Stick (1395 mm/54.9 in)
Front Shovel Capable – Pin-On
Thumb Ready
Certified Lifting Eye
Hydraulic Quick Coupler Lines
ELECTRICAL
12 Volt Battery
Software (machine and monitor)
Maintenance Free Battery
Lock Out/Tag Out Battery Disconnect
12 Volt Power Socket
Product Link™ Elite
Travel Alarm (optional in some regions)
GUARDING
ROPS – ISO 12117-2:2008
Top Guard ISO 10262:1998 Level I
OTHER
Eco Drain 304 Mini Excavator
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