336 Excavator

  • Specs Summary
  • Net Power
    23.5 HP (17.5 kW)
  • Operating Weight
  • Operating Weight
  • Maximum Digging Depth

303E CR Mini Hydraulic Excavator

The Cat® 303E CR Mini Hydraulic Excavator delivers high performance, durability and versatility in a compact design to help you work in a variety of applications.
  • Height 13 in (335 mm)
  • Type ( )
  • Digging Force - Stick - Standard 3732 lb (16.6 kN)
  • Hydraulic System 17.2 gal (US) (65 l)
  • Digging Force - Stick - Long 3327 lb (14.8 kN)
  • Machine Swing Speed 9 r/min (9 r/min)
  • Operating Pressure - Travel 3553 psi (245 bar)
  • Fuel Tank 11.9 gal (US) (45 l)
  • Net Power 23.5 HP (17.5 kW)
  • Engine Model ( )
  • Engine Oil 1.5 gal (US) (5.7 l)
  • Travel Speed - High 2.8 mile/h (4.5 km/h)
  • Gross Power - ISO 14396 24.8 HP (18.5 kW)
  • Digging Force - Bucket 6385 lb (28.4 kN)
  • Pump Flow at 2,400 rpm 23.1 gal/min (88 l/min)
  • Maximum Traction Force - High Speed 3417 lb (15.2 kN)
  • Travel Speed - Low 1.5 mile/h (2.4 km/h)
  • Displacement 77 in³ (1.3 l)
  • Maximum Traction Force - Low Speed 6947 lb (30.9 kN)
  • Stroke 3.5 in (88 mm)
  • Bore 3.1 in (78 mm)
  • Note ( )
  • Operating Pressure - Swing 2625 psi (181 bar)
  • Boom Swing - Right ( )
  • Dig Depth 19 in (472 mm)
  • Lift Height 16 in (402 mm)
  • Machine Overhang 0 in (0 mm)
  • Tip Over Protective Structure (TOPS) ( )
  • Note ( )
  • Track Roller Type ( )
  • Top Guard ( )
  • Note ( )
  • Stick Length - Standard 50 in (1260 mm)
  • Stick Length - Long 61 in (1560 mm)
  • Number of Carrier Rollers ( )
  • Roll Over Protective Structure (ROPS) ( )
  • Number of Track Rollers ( )
  • Width 60 in (1550 mm)
  • Gross Power 24.8 HP (18.5 kW)
  • Operating Weight - With Canopy 6721 lb (3048 kg)
  • Operating Weight - With Cab 7204 lb (3267 kg)
  • Note ( )
  • Ground Pressure - Cab Standard Stick 4.7 psi (32.6 kPa)
  • Ground Pressure - Canopy Long Stick 4.5 psi (30.8 kPa)
  • Gradeability - Continuous Operation ( )
  • Ground Pressure - Cab Long Stick 4.8 psi (33 kPa)
  • Ground Pressure - Canopy Standard Stick 4.4 psi (30.4 kPa)
  • Rated Net Power - 2,400 rpm - ISO 9249/EEC 80/1269 23.5 HP (17.5 kW)
  • Boom Swing - Left* ( )
  • Dig Depth 117 in (2980 mm)
  • Blade Down - Side 1191 lb (540 kg)
  • Machine Overhang with Counterweight 5 in (115 mm)
  • Blade Up - Side 662 lb (300 kg)
  • Maximum Reach 198 in (5040 mm)
  • Track Belt/Shoe Width 12 in (300 mm)
  • Overall Undercarriage Length 82 in (2080 mm)
  • Tail Swing 31 in (775 mm)
  • Ground Pressure with Canopy - Long Stick, Optional Counterweight 4.9 psi (33.5 kPa)
  • Overall Shipping Height 98 in (2500 mm)
  • Maximum Dump Clearance 124 in (3150 mm)
  • Operating Weight with Canopy - Long Stick, Optional Counterweight 7400 lb (3356 kg)
  • Track Belt/Shoe Width 12 in (300 mm)
  • Overall Track Width 60 in (1550 mm)
  • Maximum Reach - Ground Level 193 in (4910 mm)
  • Blade Down - Front 1632 lb (740 kg)
  • Maximum Dig Height 178 in (4530 mm)
  • Dig Depth 108 in (2750 mm)
  • Overall Undercarriage Length 82 in (2080 mm)
  • Tail Swing 31 in (775 mm)
  • Note ( )
  • Blade Down - Side 750 lb (340 kg)
  • Auxiliary Circuit - Secondary (174 bar/2,523 psi) 7.1 gal/min (27 l/min)
  • Vertical Wall 69 in (1750 mm)
  • Operating Weight with Canopy - Long Stick 6813 lb (3090 kg)
  • Boom In Reach 79 in (2000 mm)
  • Boom Swing Left 24 in (610 mm)
  • Boom Swing Right 32 in (825 mm)
  • Blade Down - Front 2580 lb (1170 kg)
  • Blade Up - Side 1080 lb (490 kg)
  • Blade Up - Front 1433 lb (650 kg)
  • Tail Swing with Extra Counterweight 35 in (890 mm)
  • Maximum Dig Height 167 in (4250 mm)
  • Boom Swing Right 32 in (825 mm)
  • Note ( )
  • Operating Weight with Cab - Standard Stick 7204 lb (3267 kg)
  • Operating Weight with Canopy - Standard Stick 6721 lb (3048 kg)
  • Operating Weight with Cab - Standard Stick, Optional Counterweight 7790 lb (3533 kg)
  • Maximum Blade Height 16 in (402 mm)
  • Maximum Blade Depth 19 in (470 mm)
  • Maximum Blade Depth 19 in (472 mm)
  • Auxiliary Circuit - Primary (186 bar/2,697 psi) 15.9 gal/min (60 l/min)
  • Boom Height in Shipping Position 63 in (1590 mm)
  • Tail Swing with Extra Counterweight 35 in (890 mm)
  • Operating Weight with Cab - Long Stick 7296 lb (3309 kg)
  • Maximum Blade Height 16 in (400 mm)
  • Blade Up - Front 904 lb (410 kg)
  • Overall Track Width 61 in (1550 mm)
  • Swing Bearing Height 22 in (565 mm)
  • Boom Height in Shipping Position 63 in (1600 mm)
  • Swing Bearing Height 22 in (565 mm)
  • Boom Swing Left 24 in (610 mm)
  • Maximum Reach 195 in (4950 mm)
  • Operating Weight with Canopy - Standard Stick, Optional Counterweight 7307 lb (3314 kg)
  • Ground Pressure with Canopy - Standard Stick, Optional Counterweight 4.8 psi (33 kPa)
  • Overall Shipping Height 98 in (2500 mm)
  • Vertical Wall 77 in (1960 mm)
  • Overall Shipping Length 176 in (4470 mm)
  • Maximum Dump Clearance 117 in (2970 mm)
  • Overall Shipping Length 198 in (5030 mm)
  • Maximum Reach - Ground Level 189 in (4810 mm)
  • Ground Pressure with Cab - Standard Stick, Optional Counterweight 5.1 psi (35.2 kPa)
  • Ground Pressure with Cab - Long Stick, Optional Counterweight 5.2 psi (35.6 kPa)
  • Operating Weight with Cab - Long Stick, Optional Counterweight 7883 lb (3575 kg)
  • Boom In Reach 83 in (2110 mm)
  • Gradeability (< 10 minutes Operation) ( )
  • Cooling System 1.2 gal (US) (4.7 l)
  • Hydraulic Tank 12.4 gal (US) (47 l)
  • Operating Pressure - Equipment 3553 psi (245 bar)

Standard Equipment

STANDARD EQUIPMENT

  • 1-way and 2-way (combined function) auxiliary hydraulic lines
  • Lockable storage box
  • Cab mounted work light
  • Travel alarm (optional in Europe)
  • Dozer blade with float function
  • Suspension seat, vinyl covered
  • Automatic two speed travel
  • Horn
  • Lifting eye on bucket linkage (standard equipment for all regions except Europe)
  • Alternator
  • Product Link™
  • Cup holder
  • Control pattern changer
  • Coat hook
  • Standard stick
  • Low maintenance linkage pin joints
  • Gauges or indicators for fuel level engine coolant temperature, hour meter, engine oil pressure, air cleaner, alternator and glow plugs, service interval
  • Rubber track
  • Canopy with Top Guard ISO 10262:1998 (Level 1), ROPS ISO 12117-2:2008 and TOPS ISO 12117:1997
  • Hydraulic oil cooler
  • Auxiliary line quick disconnects
  • Retractable seatbelt
  • Boom cylinder guard
  • Maintenance free battery
  • Adjustable armrests
  • “Thumb ready” sticks
  • Automatic swing park brake
  • Foot travel pedals

Optional Equipment

OPTIONAL EQUIPMENT

  • Mirrors for cab and canopy
  • Steel track
  • Cab, Top Guard ISO 10262:1998 (Level 1), ROPS ISO 12117-2:2008 and TOPS ISO 12117:1997
  • Mechanical quick coupler
  • Boom mounted light
  • High back suspension seat, fabric covered
  • Beacon socket for canopy machines