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304

Mini Excavators

The Cat® 304 Mini Excavator delivers power and performance in a compact size to help you work in a wide range of applications.

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Net Power 33.6 kW
Engine Model C1.7 Turbo
Gross Power - 2,400 rpm - SAE J1995:2014 36.1 kW
Bore 84 mm
Availability Please Call Admin
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304
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OVERVIEW

Mini Excavators Inspired by Our Customers

FEATURES & BENEFITS

ALL DAY COMFORT

Choose either a canopy (not available in some regions) or a sealed and pressurized cab which can be equipped with air conditioning, adjustable wrist rests, and a suspensi... Read more

EASY TO OPERATE

Controls are easy to use and the intuitive Next Generation LCD monitor provides easy to read machine information. An advanced touchscreen monitor can also be equipped as... Read more

STICK STEER TRAVEL MODE

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 to m... Read more

BIG PERFORMANCE IN A SMALL MACHINE

Strong lift and dig performance helps you get the job done faster. The reduced radius tail swing design provides exceptional stability and performance. With a maximum wid... Read more

SAFETY ON THE JOB SITE

Your safety is our top priority. The Cat mini excavator is designed to help keep you safe on the job. Courtesy work lights and a fluorescent retractable seat belt are jus... Read more

SIMPLE SERVICE FOR LESS DOWNTIME

Maintenance is quick and easy on the Cat mini excavator. Routine check points are easy to access at ground level through the side doors. Read more

LOWER OPERATING COSTS

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 reduc... Read more

SUSTAINABILITY

The Cat® C1.7 engine meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel... Read more

SPECIFICATIONS FOR 304

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Engine
Net Power 33.6 kW
Engine Model C1.7 Turbo
Gross Power - 2,400 rpm - SAE J1995:2014 36.1 kW
Bore 84 mm
Emissions Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Stroke 100 mm
Displacement 1.662 l
Net Power - 2,400 rpm - ISO 9249, 80/1269/EEC 33.6 kW
Note Net power advertised is the power available at the flywheel when the engine is at rated speed and rated power when the engine is installed with the factory configured fan, air intake system, exhaust system, and alternator with a minimum alternator load.
Weights
Operating Weight 4475 kg
Minimum Operating Weight with Canopy* 3925 kg
Maximum Operating Weight with Canopy** 4375 kg
Note (2) **Maximum Weight is based on steel tracks, operator, full fuel tank, long stick, straight blade, extra counterweight and no bucket.
Note (1) *Minimum Weight is based on rubber tracks, operator, full fuel tank, standard stick, straight blade, no bucket and no extra counterweight.
Maximum Operating Weight with Cab** 4475 kg
Minimum Operating Weight with Cab* 4025 kg
Weight Increase from Minimum Configuration
Steel Tracks 195 kg
Counterweight 225 kg
Angle Blade 110 kg
Long Stick 30 kg
Travel System
Ground Pressure - Minimum Weight 28.7 kPa
Maximum Traction Force - Low Speed 32.6 kN
Travel Speed - Low 3.5 km/h
Ground Pressure - Maximum Weight 33.8 kPa
Travel Speed - High 5.2 km/h
Maximum Traction Force - High Speed 19 kN
Gradeability - Maximum 30 degrees
Service Refill Capacities
Cooling System 11 l
Engine Oil 6 l
Hydraulic System 65 l
Fuel Tank 63 l
Hydraulic Tank 52 l
Hydraulic System
Operating Pressure - Travel 245 bar
Auxiliary Circuit - Secondary - Pressure 245 bar
Digging Force - Stick - Long 19.2 kN
Auxiliary Circuit - Secondary - Flow 28 l/min
Pump Flow at 2,400 rpm 96 l/min
Operating Pressure - Swing 180 bar
Auxiliary Circuit - Primary - Flow 65 l/min
Auxiliary Circuit - Primary - Pressure 245 bar
Note Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Type Load Sensing Hydraulics with Variable Displacement Piston Pump
Digging Force - Stick - Standard 21 kN
Digging Force - Bucket 38.2 kN
Operating Pressure - Equipment 245 bar
Swing System
Boom Swing - Right 50 Degrees
Machine Swing Speed 9 r/min
Boom Swing - Left 78 Degrees
Blade
Angle Blade Height 360 mm
Straight Blade Height 360 mm
Straight Blade Width 1700 mm
Angle Blade Width 1700 mm
Angle Blade - Right 25 Degrees
Angle Blade - Left 25 Degrees
Certification - Cab and Canopy
Roll Over Protective Structure (ROPS) ISO 12117-2:2008
Top Guard ISO 10262:1998 (Level I)
Tip Over Protective Structure (TOPS) ISO 12117:1997
Sound
Average Exterior Sound Pressure (ISO 6395:2008) 97 dB(A)
Operator Sound Pressure (ISO 6396:2008) 76 dB(A)
Note European Union Directive “2000/14/EC”
Dimensions - Standard Stick
Maximum Reach - Ground Level 5200 mm
Vertical Wall 2395 mm
Note *Overall Shipping Length depends on blade position during shipment.
Tail Swing with Counterweight 1300 mm
Boom In Reach 2255 mm
Dig Depth 3210 mm
Maximum Dig Height 5040 mm
Maximum Blade Height 420 mm
Swing Bearing - Height 557 mm
Boom Swing - Left 530 mm
Stick Length 1395 mm
O/A Undercarriage Length 2210 mm
Track Belt/Shoe Width 350 mm
Boom Height - Shipping Position 1620 mm
Boom Swing - Right 730 mm
Maximum Dump Clearance 3645 mm
Ground Clearance 305 mm
Maximum Reach 5330 mm
O/A Shipping Height 2540 mm
Tail Swing without Counterweight 1205 mm
Maximum Blade Depth 475 mm
Overall Shipping Length* 4950 mm
Dimensions - Long Stick
Dig Depth 3510 mm
Maximum Blade Depth 475 mm
O/A Shipping Height 2540 mm
Maximum Dump Clearance 3740 mm
Stick Length 1695 mm
Maximum Dig Height 5125 mm
Maximum Reach - Ground Level 5445 mm
Track Width 1700 mm
Tail Swing with Counterweight 1300 mm
Swing Bearing - Height 557 mm
Boom Height - Shipping Position 1910 mm
Boom Swing - Left 530 mm
Maximum Reach 5570 mm
Boom In Reach 2340 mm
Boom Swing - Right 730 mm
Track Belt/Shoe Width 350 mm
Vertical Wall 2535 mm
Maximum Blade Height 420 mm
Note *Overall Shipping Length depends on blade position during shipment.
Overall Shipping Length* 4950 mm
Ground Clearance 305 mm
O/A Undercarriage Length 2210 mm
Tail Swing without Counterweight 1205 mm
Sustainability
Recyclability 96%

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