The Cat® 304E2 CR Mini Hydraulic Excavator delivers efficient performance, durability and versatility in a compact design to help you work in a variety of applications.
Net Power | 40.2 HP |
Engine Model | Cat C2.4 |
Note | The Cat C2.4 meets U.S. EPA Tier 4 Final emission standards for North America, EU Stage V emission standards for Europe and Tier 4 Interim emission standards for all other regions. |
Net Power - 2,200 rpm - ISO 9249/EEC 80/1269 | 40.2 HP |
Displacement | 146 in³ |
Stroke | 4 in |
Bore | 3.4 in |
Gross Power - ISO 14396 | 41.8 HP |
Operating Weight | 8996 lb |
Weight - Canopy, Standard Stick | 8655 lb |
Weight - Canopy, Long Stick | 8721 lb |
Weight - Cab, Long Stick | 8996 lb |
Weight - Cab, Standard Stick | 8930 lb |
Maximum Traction Force - High Speed | 3799 lb |
Maximum Traction Force - Low Speed | 6969 lb |
Travel Speed - High | 3.2 mile/h |
Travel Speed - Low | 2.1 mile/h |
Ground Pressure - Canopy | 4.1 psi |
Ground Pressure - Cab | 4.3 psi |
Digging Force - Stick - Long | 4384 lb |
Note | Flow and pressure are not combinable. Under load, as flow rises pressure goes down. |
Digging Force - Stick - Standard | 4856 lb |
Operating Pressure - Travel | 3553 psi |
Operating Pressure - Equipment | 3553 psi |
Operating Pressure - Swing | 3132 psi |
Pump Flow at 2,200 rpm | 26.4 gal/min |
Maximum Auxiliary Circuit - Secondary - Flow at Pump | 6.6 gal/min |
Maximum Auxiliary Circuit - Primary - Flow at Pump | 17.2 gal/min |
Maximum Auxiliary Circuit - Primary - Pressure at Pump | 3553 psi |
Maximum Auxiliary Circuit - Secondary - Pressure at Pump | 3553 psi |
Digging Force - Bucket | 8498 lb |
Machine Swing Speed | 10 r/min |
Width | 76.8 in |
Height | 12.8 in |
Dig Depth | 18.5 in |
Lift Height | 15.7 in |
Cooling System | 1.5 gal (US) |
Engine Oil | 2.5 gal (US) |
Hydraulic Tank | 11.2 gal (US) |
Fuel Tank | 12.2 gal (US) |
Hydraulic System | 17.2 gal (US) |
Dig Depth | 135 in |
Maximum Dig Height | 200 in |
Maximum Reach | 220 in |
Vertical Wall | 101 in |
O/A Shipping Height | 98 in |
Boom Swing - Right | 29 in |
Maximum Blade Depth | 19 in |
O/A Track Width | 77 in |
Maximum Dump Clearance | 145 in |
Swing Bearing - Height | 22 in |
Boom Height - Shipping Position | 70 in |
Track Belt/Shoe Width | 14 in |
O/A Shipping Length | 194 in |
Maximum Reach - Ground Level | 215 in |
O/A Undercarriage Length | 87 in |
Maximum Blade Height | 16 in |
Tail Swing | 38 in |
Boom Swing - Left | 26 in |
Boom In Reach | 87 in |
Maximum Dig Height | 196 in |
Swing Bearing - Height | 22 in |
Maximum Dump Clearance | 141 in |
Boom Swing - Left | 26 in |
Boom In Reach | 83 in |
Maximum Blade Depth | 19 in |
O/A Shipping Height | 98 in |
Maximum Reach | 211 in |
Vertical Wall | 95 in |
Maximum Reach - Ground Level | 206 in |
Track Belt/Shoe Width | 14 in |
Maximum Blade Height | 16 in |
O/A Track Width | 77 in |
Boom Height - Shipping Position | 58 in |
O/A Undercarriage Length | 87 in |
Dig Depth | 123 in |
Tail Swing | 38 in |
O/A Shipping Length | 190 in |
Boom Swing - Right | 29 in |
Stick Length - Long | 64 in |
Machine Overhang | 0 in |
Stick Length - Standard | 52 in |
Blade Up - Side | 1808 lb |
Blade Down - Side | 2007 lb |
Blade Up - Front | 1808 lb |
Blade Down - Front | 3462 lb |
Dynamic Operator Sound Pressure Level (ISO 6396:2008) | 81 dB(A) |
Exterior Sound Power Level - ISO 6395:2008* | 96 dB(A) |
Blade Up - Front | 948 lb |
Blade Down - Side | 1058 lb |
Blade Down - Front | 1896 lb |
Blade Up - Side | 948 lb |