New CAT Equipment

Mini Excavators 303.5E2 CR

An extensive line of Cat® mini hydraulic excavators offers the performance to dig in and be productive on every job.

Download product brochure #1

Download product brochure #2

An extensive line of Cat® mini hydraulic excavators offers the performance to dig in and be productive on every job.

Download product brochure #1

Download product brochure #2

Units: US Metric

Units: US Metric

Specification	Value
Net Power	23.5 HP 17.5 kW
Engine Model	Cat® C1.7
Gross Power	24.8 HP 18.5 kW
Bore	3.4 in 87 mm
Displacement	104 in³ 1.7 l
Stroke	3.6 in 92.4 mm
Rated Net Power - ISO 9249	23.5 HP 17.5 kW
Net Power - ISO 9249	23.5 HP 17.5 kW
Note	Cat C1.7 engine meets U.S. EPA Tier 4 Final/EU Stage IIIB emission standards.

Units: US Metric

Specification	Value
Operating Pressure - Equipment	3553 psi 245 bar
Digging Force - Stick - Standard	4249 lbf 18.9 kN
Pump Flow at 2,200 rpm	26.4 gal/min 100 l/min
Operating Pressure - Travel	3553 psi 245 bar
Operating Pressure - Swing	3132 psi 216 bar
Digging Force - Stick - Long	3799 lbf 16.9 kN
Type	Load Sensing Hydraulics with Variable Displacement Piston Pump
Note	Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Maximum Auxiliary Circuit - Secondary - Flow at Pump	6.6 gal/min 25 l/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump	3553 psi 24500 kPa
Maximum Auxiliary Circuit - Primary - Flow at Pump	15.9 gal/min 60 l/min
Maximum Auxiliary Circuit - Secondary - Pressure at Pump	3553 psi 24500 kPa
Digging Force - Bucket	7419 lbf 33 kN

Units: US Metric

Specification	Value
Maximum Dig Depth	125 in 3180 mm

Units: US Metric

Units: US Metric

Units: US Metric

Specification	Value
Ground Pressure	4.6 psi 31.7 kPa
Travel Speed - Low	2 mile/h 3.2 km/h
Maximum Traction Force - High Speed	3822 lbf 17 kN
Travel Speed - High	2.9 mile/h 4.6 km/h
Maximum Traction Force - Low Speed	6992 lbf 31.1 kN

Units: US Metric

Specification	Value
Operating Weight	8209 lb 3723 kg
Operating Weight - With Cab	8209 lb 3723 kg
Operating Weight - With Canopy	7803 lb 3539 kg
Note	Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines.