Cat Excavators:

303.5E2 CR Hydraulic Excavator

Engine Model
Cat® C1.7
Net Power
23.5 hp
Operating Weight
8209 lb
Gross Power
24.8 hp

The Cat E2 Series Mini Hydraulic Excavators are designed to carry on the solid performance of their E Series predecessors, while adding even greater value for the customer. The new High Definition Hydraulic (HDH) System, redesigned operator station and enhanced digital control panel specially designed for Cat Mini Excavators – COMPASS (Complete, Operation, Maintenance, Performance And Security System) – are all standard features that improve performance and increase value.



Product Specs

  • Engine

  • Engine Model
    Cat® C1.7
    Net Power
    23.5hp
    Gross Power
    24.8hp
    Bore
    3.4in
    Stroke
    3.6in
    Displacement
    104in3
    Net Power (ISO 9249)
    23.5hp
    Rated Net Power (ISO 9249)
    23.5hp
    Note
    Cat C1.7 engine meets U.S. EPA Tier 4 Final/EU Stage IIIB emission standards.
    Engine Model
    Cat® C1.7
    Net Power
    23.5HP
    Gross Power
    24.8HP
    Bore
    3.4in
    Displacement
    104in³
    Stroke
    3.6in
    Net Power - ISO 9249
    23.5HP
    Note
    Cat C1.7 engine meets U.S. EPA Tier 4 Final/EU Stage IIIB emission standards.
    Rated Net Power - ISO 9249
    23.5HP
  • Weights

  • Operating Weight
    8209lb
    Operating Weight - With Cab
    8209lb
    Operating Weight with Canopy
    7803lb
    Note
    Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines.
    Operating Weight
    8209lb
    Note
    Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines.
    Operating Weight - With Canopy
    7803lb
  • Swing System

  • Machine Swing Speed
    10rpm
    Boom Swing - Left - Without Stop
    80°
    Boom Swing - Left - With Stop
    55°
    Swing - Right
    50°
    Machine Swing Speed
    10r/min
  • Blade

  • Width
    70in
    Height
    13in
    Dig Depth
    19in
    Lift Height
    16in
    Width
    70in
  • Service Refill Capacities

  • Cooling System
    1.5gal
    Engine Oil
    1.8gal
    Hydraulic Tank
    11.2gal
    Fuel Tank
    12.2gal
    Hydraulic System
    17.2gal
    Cooling System
    1.5gal (US)
    Engine Oil
    1.8gal (US)
    Hydraulic Tank
    11.2gal (US)
    Fuel Tank
    12.2gal (US)
    Hydraulic System
    17.2gal (US)
  • Travel System

  • Travel Speed – High
    2.9mph
    Travel Speed – Low
    2.0mph
    Maximum Traction Force - High Speed
    3822lbf
    Maximum Traction Force - Low Speed
    6992lbf
    Ground Pressure
    4.6psi
    Travel Speed - High
    2.9mile/h
    Travel Speed - Low
    2mile/h
    Ground Pressure
    4.6psi
  • Hydraulic System

  • Pump Flow
    26.4gal/min
    Operating Pressure - Equipment
    3553psi
    Operating Pressure - Travel
    3553psi
    Operating Pressure - Swing
    3132psi
    Auxiliary Circuit - Primary
    18.5gal/min
    Auxiliary Circuit - Secondary
    6.6gal/min
    Digging Force - Stick - Standard
    4249lbf
    Digging Force - Stick - Long
    3799lbf
    Digging Force = Bucket
    7419lbf
    Type
    Load Sensing Hydraulics with Variable Displacement Piston Pump
    Digging Force - Bucket
    7419lbf
    Note
    Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
    Pump Flow at 2,200 rpm
    26.4gal/min
    Maximum Auxiliary Circuit - Secondary - Pressure at Pump
    3553psi
  • Operating Specifications

  • Maximum Dig Depth
    125in
    Maximum Dig Depth
    125in

Equipment

  • Engine
    • Cat C1.7 Tier 4 Final diesel engine
    • Automatic engine idle
    • Automatic engine shut-off
    • Automatic two speed travel
    • Fuel and water separator
  • Hydraulic System
    • 1-way and 2-way (combined function)
    • Accumulator
    • Automatic swing parking brake
    • Auxiliary hydraulic lines
    • Adjustable auxiliary relief
    • Auxiliary line quick disconnects
    • Cat interlock system: hydraulic lockout
    • Continuous auxiliary flow
    • Ecology drain
    • Hydraulic oil cooler
    • High definition hydraulics
    • Load sensing/flow sharing
  • Operator Environment
    • 100% pilot control ergonomic joysticks
    • Adjustable armrests
    • COMPASS: complete, operation, maintenance, performance and security system
      – Multiple languages
    • Cup holder
    • Hydraulic neutral lockout bar
    • Literature holder
    • Site reference system: leveling
    • Tool storage area
    • Travel control pedals with hand levers
    • Washable floor mat
  • Undercarriage
    • Dozer blade with float function
    • Track, rubber belt, 300 mm (12 in) width
    • Tie down eyes on track frame
    • Towing eye on base frame
  • Front Linkage
    • 200 degree bucket rotation
    • Certified lifting eye on bucket linkage
    • Front shovel capable
    • Thumb ready stick
  • Electrical
    • 12 volt electrical system
    • 60 ampere alternator
    • 650 CCA maintenance free battery
    • Fuse box
    • Ignition key start/stop switch
    • Slow blow fuse
    • Warning horn
  • Lights And Mirrors
    • Boom light with time delay capability
  • Safety And Security
    • Anti-theft system (compass)
    • Caterpillar Corporate “One Key” System
    • Door locks
    • Lockable fuel cap
    • Retractable seat belt
    • Roll Over Protective Structure (ROPS) (ISO 12117-2)
    • Tip Over Protective Structure (TOPS) (ISO 12117)
    • Top guard – ISO 10262 (Level 1)
    • Travel alarm
  • Engine
    • Engine block heater
  • Hydraulic System
    • Quick coupler lines
    • Boom lowering check valve
    • Stick lowering check valve
    • Secondary auxiliary hydraulic lines
  • Operator Environment
    • Cab:
      – Air conditioning
      – Heat
      – High back suspension seat
      – Interior light
      – Interlocking front window system
      – Radio
      – Windshield wiper
  • Undercarriage
    • Power angle blade
    • Track, double grouser (steel), 300 mm (12 in)
  • Front Linkage
    • Quick coupler: manual or hydraulic
    • Thumb
    • Buckets
    • Full range of performance matched work tools
      – Auger, hammer, ripper
  • Lights And Mirrors
    • Light, cab with time delay capability
    • Mirror, canopy right
    • Mirror, canopy left
    • Mirror, cab rear
  • Safety And Security
    • Battery disconnect
    • Beacon socket
    • Front wire mesh guard
    • Rearview camera
    • Vandal guard
  • Technology
    • Product Link

Request a Quote

Find a Boyd CAT
Location or Rep Near You

BOYD CAT USED PARTS - offering discontinued, rebuilds, out of stock, and CAT bargain list and aftermarket. Save money. Buy used. Used_Parts@BoydCAT.com

X