Piscataway Campus
732-885-5555
Bensalem Campus
877-726-7663

Excavators

307.5 Mini Hydraulic Excavator

  • Engine Model
    Cat C2.4 Turbo
  • Net Power
    54.8 HP
  • Displacement
    148 in³
  • Gross Power
    57.9 HP
Engine
Engine Model
Cat C2.4 Turbo
Net Power
54.8 HP
Displacement
148 in³
Gross Power
57.9 HP
Bore
3.4 in
Stroke
4 in
Rated Net Power
54.8 HP
Weights
Operating Weight
17905 lb
Note
**Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Maximum Operating Weight with Cab
17905 lb
Minimum Operating Weight with Cab
16549 lb
Note
*Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
Weight Increase from Minimum Configuration
Long Stick
181 lb
Counterweight
552 lb
Steel Tracks with Pads
628 lb
Travel System
Maximum Traction Force
14035 lb
Maximum Traction Force
5856 lb
Travel Speed
3.1 mile/h
Ground Pressure
5.5 psi
Travel Speed
1.9 mile/h
Gradeability
30 degrees
Ground Pressure
5.1 psi
Service Refill Capacities
Cooling System
2.6 gal (US)
Hydraulic System
29 gal (US)
Hydraulic Tank
14 gal (US)
Fuel Tank
38 gal (US)
Engine Oil
2.5 gal (US)
Hydraulic System
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Operating Pressure
3626 psi
Note
Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Pump Flow at 2
44 gal/min
Digging Force
8504 lb
Operating Pressure
4134 psi
Operating Pressure
4134 psi
Digging Force
7579 lb
Digging Force
12272 lb
Maximum Auxiliary Circuit
9 gal/min
Maximum Auxiliary Circuit
4134 psi
Maximum Auxiliary Circuit
35 gal/min
Maximum Auxiliary Circuit
4134 psi
Swing System
Machine Swing Speed
10 r/min
Blade
Height
17 in
Width
90 in
Certification - Cab
Roll Over Protective Structure
ISO 12117-2:2008
Top Guard
ISO 10262:1998 (Level I)
Tip Over Protective Structure
ISO 12117:1997
Sound
Operator Sound Pressure
72 dB(A)
Average Exterior Sound Pressure
98 dB(A)
Note
European Union Directive “2000/14/EC”
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains .90 kg of refrigerant which has a CO2 equivalent of 1.287 metric tonnes.
Dimensions - Standard Stick
Tail Swing with Counterweight
76 in
Vertical Wall
141.6 in
Tail Swing without Counterweight
70.9 in
Stick Length
65.6 in
Boom In Reach
66.2 in
Track Belt
17.7 in
Ground Clearance
14.6 in
O
86.6 in
Maximum Reach
242.1 in
O
108.7 in
Width over Upper House
88.6 in
Maximum Reach
247.9 in
Swing Bearing
29.7 in
Maximum Blade Height
14.6 in
Maximum Blade Depth
16 in
Dig Depth
161.4 in
Maximum Dump Clearance
208.6 in
Cab Height
100 in
Maximum Dig Height
289.3 in
Height
107.5 in
Overall Shipping Length
245.3 in
Note
Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
Overall Shipping Length
240.2 in
Height
101.2 in
Note
Boom Height when stick is pinned in transport position with no attachments.
Dimensions - Long Stick
Cab Height
100 in
Maximum Blade Height
14.6 in
Track Belt
17.7 in
Maximum Dump Clearance
225.1 in
O
108.7 in
O
86.6 in
Dig Depth
182.8 in
Vertical Wall
161.9 in
Width over Upper House
88.6 in
Boom In Reach
88.6 in
Stick Length
86.9 in
Tail Swing with Counterweight
76 in
Maximum Reach
267.9 in
Ground Clearance
14.6 in
Swing Bearing
29.7 in
Tail Swing without Counterweight
70.9 in
Maximum Dig Height
305.7 in
Maximum Blade Depth
16 in
Maximum Reach
262.6 in
Height
100.4 in
Overall Shipping Length
240.9 in
Overall Shipping Length
246.1 in
Note
Boom Height when stick is pinned in transport position with no attachments.
Height
124 in
Note
Boom Height when stick is pinned in working position with attachments.
  • ENGINE
    • Cat C2.4 Diesel Engine (U.S. EPA Tier 4 Final/EU Stage V) – Electronic Engine, Turbo, Diesel Particulate Filter (DPF)
    • Automatic Engine Idle
    • Automatic Engine Shutdown
    • Automatic Swing Brake
    • Automatic Two Speed Travel
    • Fuel Water Separator with Indicator
    • Radial Seal – Double Element Air Filter
    • Extended Life Coolant, –37° C ( –37° F)
  • HYDRAULICS
    • Smart Tech Electronic Pump
    • Variable Displacement Piston Pump
    • Load Sensing/Flow Sharing Hydraulics
    • Power On Demand
    • Hydraulic Temperature Monitoring
    • Certified Accumulator
    • HYDO Advanced Hydraulic Oil
  • OPERATOR ENVIRONMENT
    • Top Guard ISO 10262 1998 Level I
    • ROPS ISO 12117-2:2008
    • Stick Steer Mode
    • Travel Cruise Control
    • Control Pattern Changer
    • Adjustable Wrist Rests
    • Molded Footrests
    • Removable, Washable Floor Mat
    • Travel Pedals and Hand Levers
    • Cat Key with Passcode Option
    • HVAC with Automatic Temperature Control
    • Hydraulic Lockout Controls
    • Integrated Lower Front Window
    • Assisted Front Window Overhead Storage
    • Rear Window Emergency Exit
    • Fabric, High Back, Suspension Seat
    • Retractable Seat Belt (75 mm/3 in)
    • Coat Hook
    • Cup Holder
    • LED Interior Light
    • Literature Holder
    • Mounting Bosses for Top and Front Guards
    • 12V Power Socket
    • Radio – Bluetooth®, Auxiliary, Microphone, USB (charging only)
    • Skylight
    • Signaling/Warning Horn
    • Cab and (left side) Boom Work Lights
    • Utility Space for Mobile Phone
    • Next Generation Color LCD Monitor (IP66)
      – Jog Dial Interface (cab machines only)
      – Fuel Level and Coolant Temperature Gauges
      – Maintenance and Machine Monitoring
      – Performance and Machine Adjustments
      – Numeric Security Code
      – Multiple Languages
      – Camera Ready (IP68 & IP69K)
      – Hour Meter with Wake Up Switch
  • UNDERCARRIAGE
    • Greased and Lubricated Track
    • Tie Down Eyes on Track Frame
    • Dozer Straight Blade
    • Dozer Float
    • Bolt-on, Reversible Wear Edge
  • BOOM, STICK AND LINKAGES
    • One Piece Boom (3700 mm/145.7 in)
    • Standard Stick (1665 mm/65.6 in)
    • Front Shovel Capable – Pin-on/Manual Coupler/Hydraulic Coupler for Cat Tools
    • Thumb Ready (not available in all regions)
    • Certified Lifting Eye (optional in some regions)
  • ELECTRICAL
    • 12 Volt Electrical System
    • 90 Ampere Alternator
    • 900 CCA Maintenance Free Battery
    • Battery Disconnect
    • Ignition Key Stop Switch
    • Product Link Basic (regulations apply)
    • Travel Alarm
  • OTHER
    • Locks on External Enclosure Doors
    • Lockable Fuel Cap
    • Beacon Socket
    • Rear Reflectors
  • OPERATOR ENVIRONMENT
    • Air Suspension Heated Seat
    • Rain Visor
    • Next Generation Advanced Monitor (below are all included with Next Generation Advanced Monitor option)
      – Jog Dial Control Interface
      – Touch Screen
      – Site Reference System
      – High Definition Camera Capable (IP68 & IP69K)
      – Numeric Security Code
  • UNDERCARRIAGE
    • Steel Tracks (450 mm/17.7 in wide)
    • Wide Steel Tracks (600 mm/23.6 in)
    • Steel Track with Rubber Pads
    • Track Guides
  • BOOM, STICK AND LINKAGES
    • Long Stick (2200 mm/86.6 in)
    • Attachments including Buckets, Augers and Hammers
    • 2nd Auxiliary Hydraulic Lines
    • Boom Lowering Check Valve
    • Stick Lowering Check Valve
    • Bucket Linkage with Lift Eye
  • ELECTRICAL
    • Product Link Elite (regulations apply)
    • Rearview Camera
    • Rotating Beacon
  • GUARDING
    • Heavy Duty Front Guard ISO 10262 1998 Level II
    • Mesh Front Guard ISO 10262 1998 Level I
    • Overhead Cab Guard ISO 10262 1998 Level II
    • Polycarbonate Front Window EN356 P5A (Cab Only)
    • Track Guards
  • OTHER
    • Water Jacket Heater
    • Refueling Pump