307.5 Mini Excavator
307.5
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.
Engine Model
Cat C2.4 Turbo
Net Power
46.8 HP
Operating Weight
18152 lb
DOWNLOAD TECHNICAL SPECIFICATIONS
Specification
Value
Engine Model
Cat C2.4 Turbo
Net Power
46.8 HP
Displacement
148 in³
Stroke
4 in
Gross Power - SAE J1995
48.9 HP
Rated Net Power - 2,400 rpm - China Nonroad Stage III, Brazil MAR-1, Equivalent to EU Stage IIIA - ISO 9249/EEC 80/1269
46.8 HP
Bore
3.4 in
Specification
Value
Operating Weight
18152 lb
Maximum Operating Weight with Cab**
18152 lb
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.
Minimum Operating Weight with Cab*
16605 lb
Specification
Value
Height
17 in
Width
90 in
Specification
Value
Digging Force - Stick - Standard
8504 lb
Auxiliary Circuit - Primary - Pressure
4134 psi
Operating Pressure - Swing
3626 psi
Operating Pressure - Equipment
4134 psi
Digging Force - Stick - Long
7579 lb
Pump Flow at 2,400 rpm
44 gal/min
Auxiliary Circuit - Primary - Flow
35 gal/min
Operating Pressure - Travel
4134 psi
Auxiliary Circuit - Secondary - Flow
9 gal/min
Digging Force - Bucket
12272 lb
Type
Load Sensing Hydraulics with Variable Displacement Piston Pump
Auxiliary Circuit - Secondary - Pressure
4134 psi
Specification
Value
Maximum Dump Clearance
225 in
Swing Bearing - Height
30 in
O/A Undercarriage Length
109 in
Boom In Reach
89 in
Maximum Reach
268 in
Tail Swing with Counterweight
79 in
Track Belt/Shoe Width
18 in
Cab Height
100 in
Transport Height
105 in
Dig Depth
183 in
Maximum Reach - Ground Level
263 in
O/A Track Width
87 in
Stick Length
87 in
Maximum Dig Height
305 in
Maximum Blade Depth
16 in
Ground Clearance
15 in
O/A Shipping Length
246 in
Width over Upper House
89 in
Vertical Wall
162 in
Maximum Blade Height
14 in
Tail Swing without Counterweight
71 in
Specification
Value
Maximum Traction Force - High Speed
5856 lb
Gradeability - Maximum
30 degrees
Ground Pressure - Minimum Weight
5 psi
Ground Pressure - Maximum Weight
5 psi
Maximum Traction Force - Low Speed
14035 lb
Travel Speed - Low
1.9 mile/h
Travel Speed - High
3.1 mile/h
Specification
Value
Long Stick
181 lb
Counterweight
552 lb
Steel Tracks with Pads
628 lb
Specification
Value
Boom In Reach
66 in
O/A Track Width
87 in
Dig Depth
162 in
Ground Clearance
15 in
Cab Height
100 in
Tail Swing without Counterweight
71 in
Maximum Blade Depth
16 in
Width over Upper House
89 in
Track Belt/Shoe Width
18 in
Maximum Dig Height
289 in
Tail Swing with Counterweight
79 in
Swing Bearing - Height
30 in
Maximum Reach
248 in
Maximum Reach - Ground Level
242 in
Maximum Dump Clearance
208 in
Maximum Blade Height
14 in
O/A Undercarriage Length
109 in
O/A Shipping Length
242 in
Stick Length
66 in
Transport Height
101 in
Vertical Wall
142 in
Specification
Value
Engine Oil
2.5 gal (US)
Hydraulic Tank
14 gal (US)
Hydraulic System
27 gal (US)
Fuel Tank
38 gal (US)
Cooling System
2.6 gal (US)
Specification
Value
Average Exterior Sound Pressure (ISO 6395:2008)
98 dB(A)
Operator Sound Pressure (ISO 6396:2008)
72 dB(A)
Specification
Value
Machine Swing Speed
10 r/min
Specification
Value
Top Guard
ISO 10262:1998 (Level II)
Roll Over Protective Structure (ROPS)
ISO 12117-2:2008
Tip Over Protective Structure (TOPS)
ISO 12117:1997
  • A sealed and pressurized cab is equipped with an improved air conditioning system, adjustable wrist rests and a suspension seat to help keep you working comfortably all day long.
  • Controls are easy to use and the intuitive Next Generation Monitor provides customizable machine operator preferences and easy to read machine information.
  • Moving around the job site is even easier with the Cat Stick Steer option. Easily switch from traditional travel controls with levers and pedals to joystick controls with a push of a button. The benefit of less effort and improved control is in your hands!
  • Increased lifting, swinging, travel and multi-functioning performance helps you get the job done more efficiently, and dig-to-blade allows for easy clean up.
  • Your safety is our top priority. The Cat Mini Excavator is designed to help keep you safe on the job. A back-up camera, courtesy work lights and a fluorescent retractable seat belt are just a few of the safety features we’ve built into the machine.
  • Maintenance is quick and easy on the Cat Mini Excavator. Routine check points are easy to access at ground level with grouped service points and robust service panels.
  • Equipped with features such as auto idle, auto engine shutdown, and efficient hydraulics with a variable displacement pump, the Cat Mini Excavator was designed with reducing your operating costs in mind.