The Cat® 307.5 Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.
Net Power 54.8 HP
Operating Weight 17905 lb
Dig Depth 182.8 in
Engine Model Cat C2.4 Turbo
Bore 3.4in
Displacement 148in³
Engine Model Cat C2.4 Turbo
Gross Power - SAE J1995 57.9HP
Net Power 54.8HP
Rated Net Power - 2,400 rpm - U.S. EPA Tier 4 Final/EU Stage V - ISO 9249/EEC 80/1269 54.8HP
Stroke 4in
Maximum Operating Weight with Cab** 17905lb
Minimum Operating Weight with Cab* 16549lb
Note (1) *Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
Note (2) **Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Operating Weight 17905lb
Boom In Reach 88.6in
Cab Height 100in
Dig Depth 182.8in
Ground Clearance 14.6in
Height - Boom Transport - No Tools 100.4in
Height - Boom Working - With Tools 124in
Maximum Blade Depth 16in
Maximum Blade Height 14.6in
Maximum Dig Height 305.7in
Maximum Dump Clearance 225.1in
Maximum Reach 267.9in
Maximum Reach - Ground Level 262.6in
Note (1) Boom Height when stick is pinned in transport position with no attachments.
Note (2) Boom Height when stick is pinned in working position with attachments.
O/A Track Width 86.6in
O/A Undercarriage Length 108.7in
Overall Shipping Length - with Counterweight 246.1in
Overall Shipping Length - without Counterweight 240.9in
Stick Length 86.9in
Swing Bearing - Height 29.7in
Tail Swing with Counterweight 76in
Tail Swing without Counterweight 70.9in
Track Belt/Shoe Width 17.7in
Vertical Wall 161.9in
Width over Upper House 88.6in
Height 17in
Width 90in
Counterweight 552lb
Long Stick 181lb
Steel Tracks with Pads 628lb
Gradeability - Maximum 30 degrees
Ground Pressure - Maximum Weight 5.5psi
Ground Pressure - Minimum Weight 5.1psi
Maximum Traction Force - High Speed 5856lb
Maximum Traction Force - Low Speed 14035lb
Travel Speed - High 3.1mile/h
Travel Speed - Low 1.9mile/h
Cooling System 2.6gal (US)
Engine Oil 2.5gal (US)
Fuel Tank 38gal (US)
Hydraulic System 29gal (US)
Hydraulic Tank 14gal (US)
Digging Force - Bucket 12272lb
Digging Force - Stick - Long 7579lb
Digging Force - Stick - Standard 8504lb
Maximum Auxiliary Circuit - Primary - Flow at Pump 35gal/min
Maximum Auxiliary Circuit - Primary - Pressure at Pump 4134psi
Maximum Auxiliary Circuit - Secondary - Flow at Pump 9gal/min
Maximum Auxiliary Circuit - Secondary - Pressure at Pump 4134psi
Note Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Operating Pressure - Equipment 4134psi
Operating Pressure - Swing 3626psi
Operating Pressure - Travel 4134psi
Pump Flow at 2,400 rpm 44gal/min
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Machine Swing Speed 10r/min
Roll Over Protective Structure (ROPS) ISO 12117-2:2008
Tip Over Protective Structure (TOPS) ISO 12117:1997
Top Guard ISO 10262:1998 (Level I)
Average Exterior Sound Pressure (ISO 6395:2008) 98dB(A)
Note European Union Directive “2000/14/EC”
Operator Sound Pressure (ISO 6396:2008) 72dB(A)
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.
Boom In Reach 66.2in
Cab Height 100in
Dig Depth 161.4in
Ground Clearance 14.6in
Height - Boom Transport - No Tools 101.2in
Height - Boom Working - With Tools 107.5in
Maximum Blade Depth 16in
Maximum Blade Height 14.6in
Maximum Dig Height 289.3in
Maximum Dump Clearance 208.6in
Maximum Reach 247.9in
Maximum Reach - Ground Level 242.1in
Note (1) Boom Height when stick is pinned in transport position with no attachments.
Note (2) Boom Height when stick is pinned in working position with attachments. Standard Stick offers only one pin position.
O/A Track Width 86.6in
O/A Undercarriage Length 108.7in
Overall Shipping Length - with Counterweight 245.3in
Overall Shipping Length - without Counterweight 240.2in
Stick Length 65.6in
Swing Bearing - Height 29.7in
Tail Swing with Counterweight 76in
Tail Swing without Counterweight 70.9in
Track Belt/Shoe Width 17.7in
Vertical Wall 141.6in
Width over Upper House 88.6in
Recyclability 96%
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)
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
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
Greased and Lubricated Track
Tie Down Eyes on Track Frame
Dozer Straight Blade
Dozer Float
Bolt-on, Reversible Wear Edge
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)
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
Locks on External Enclosure Doors
Lockable Fuel Cap
Beacon Socket
Rear Reflectors
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
Steel Tracks (450 mm/17.7 in wide)
Wide Steel Tracks (600 mm/23.6 in)
Steel Track with Rubber Pads
Track Guides
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
Product Link Elite (regulations apply)
Rearview Camera
Rotating Beacon
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
Water Jacket Heater
Refueling Pump
