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330 Excavator | 30 Ton Excavator / Digger

330 Excavator | 30 Ton Excavator / Digger

The Cat® 330 excavator has the speed, efficiency, and power for your heavy-duty applications requiring maximum productivity. You get built-in Cat Grade with 2D, Grade Assist, and Payload as standard equipment right from the factory – boosting your operator efficiency by up to 45%. Combine these features with the latest cab, longer maintenance intervals, and increased fuel efficiency, and you have a low-cost-per-unit-of-production excavator built for your heavy-duty applications.

Not all features are available in all regions. Consult your Cat dealer for specific configurations available in your region.

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Net Power - ISO 9249273HP

Net Power - ISO 9249 (DIN)277hp (metric)

Engine ModelCat C7.1

Engine Power - ISO 14396275HP

Engine Power - ISO 14396 (DIN)279hp (metric)




Biodiesel CapabilityUp to B20¹

EmissionsMeets U.S. EPA Tier 4 Final, EU Stage V, Korea Stage V, and Japan 2014 emission standards.

Note (1)Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 2,200 rpm. Advertised power is tested per the specified standard in effect at the time

Note (2)¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO

Operating Weight69200lb

NoteLong undercarriage, Reach boom, R3.2 m (10'6") stick, Heavy Duty (HD) 1.76 m³ (2.30 yd³) bucket, 800 mm (31") triple grouser shoes and 6700 kg (14,770 lb) counterweight.

Maximum Digging Depth23.9ft

BoomReach 6.15 m (20'2")

StickReach 3.2 m (10'6")

BucketHD 1.76 m³ (2.30 yd³)

Maximum Reach at Ground Level35ft

Maximum Cutting Height32.9ft

Maximum Loading Height22.8ft

Minimum Loading Height7.5ft

Maximum Depth Cut for 2440 mm (8 ft) Level Bottom23.3ft

Maximum Vertical Wall Digging Depth19.7ft

Bucket Digging Force - ISO40200lbf

Stick Digging Force - ISO28300lbf

Main System - Maximum Flow560 l/min (148 gal/min)

Maximum Pressure - Equipment5075psi

Maximum Pressure - Equipment - Lift Mode5510psi

Maximum Pressure - Travel5075psi

Maximum Pressure - Swing4320psi

Swing Speed11.5r/min

Maximum Swing Torque81132lb/ft

Fuel Tank Capacity125.2gal (US)

Cooling System6.6gal (US)

Engine Oil6.6gal (US)

Swing Drive2.6gal (US)

Final Drive - Each1.5gal (US)

Hydraulic System - Including Tank81.9gal (US)

Hydraulic Tank38.8gal (US)

DEF Tank10.8gal (US)

BoomReach 6.15 m (20'2")

StickReach 3.2 m (10'6")

BucketHD 1.76 m³ (2.30 yd³)

Shipping Height - Top of Cab10ft

Handrail Height10ft

Shipping Length34.2ft

Tail Swing Radius10.3ft

Counterweight Clearance3.7ft

Ground Clearance1.6ft

Track Length15.9ft

Length to Center of Rollers13.1ft

Track Gauge8.5ft

Transport Width11.1ft

Air ConditioningThe air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons).



Standard and optional equipment may vary. Consult your Cat dealer for details.


Standard and optional equipment may vary. Consult your Cat dealer for details.


Rollover protective structure (ROPS)

Mechanical-suspension seat (Comfort only)

Heated air-suspension seat (Deluxe only)

Heated and ventilated air-suspension seat (Premium, Demolition only)

High-resolution 203 mm (8 in) LCD touchscreen monitor (Comfort only)

High-resolution 254 mm (10 in) LCD touchscreen monitor (Deluxe, Premium, Demolition only)


Cat Stick Steer

Auxiliary relay



Remote Flash

Remote Troubleshoot

Cat Grade 2D

Cat Assist


VisionLink Productivity

Cat Grade Connectivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade 3D single GNSS

Cat Grade 3D dual GNSS

Cat Tilt Rotator (TRS) Integration

Operator Coaching


Two 1,000 CCA maintenance free batteries

Programmable time-delay LED working lights

LED chassis light, left-hand/right-hand boom lights, cab lights


Cat C7.1 twin turbo diesel engine

Three selectable power modes

Auto engine speed control

Auto engine idle shutdown

50°C (122°F) high-ambient cooling capacity with de-rate

-18°C (-0°F) cold start capability

Double element air filter with integrated precleaner

Reversing electric cooling fans


-32°C (-25°F) cold start capability


Boom and stick regeneration circuits

Auto warm up

Auto two-speed travel

Auto Heavy Lift

Auto Dig Boost

Boom and stick drift reduction valve


Boom and stick lowering check valves

Hammer return filter circuit

Tool Control (two pump, one/two way high-pressure flow)

Medium-pressure circuit

Hydraulic efficiency monitoring

Quick coupler circuit

SmartBoom (Europe only)


2D E-Fence

Auto hammer stop

Rearview camera

Right-side-view camera

Ground-level engine shutoff switch

Lockable disconnect switch

Right-hand handrail and hand hold

Signaling/warning horn


Cat Command (remote control)

360° visibility

Swing alarm

Inspection lighting


Scheduled Oil Sampling (S·O·S℠) ports

Ground-level and platform-level engine oil dipsticks

Integrated vehicle health management system


Electric refueling pump with auto shutoff


Tie-down points on base frame

6700 kg (14,770 lb) counterweight


600 mm (24") triple grouser shoes

600 mm (24") HD triple grouser shoes

600 mm (24") double grouser shoes

600 mm (24") single grouser shoes

700 mm (28") triple grouser shoes

800 mm (31") triple grouser shoes

900 mm (34") triple grouser shoes


5.55 m (18'2") Mass boom

6.15 m (20'2") Reach boom

6.15 m (20'2") HD Reach boom

6.5 m (21'3") Straight boom

10.2 m (33'6") Super Long Reach boom

3.0 m (10'") Stub + 3.3 m (10'10") Fore, Variable Angle boom

2.5 m (8'2") Mass stick

2.65 m (8'8") Reach stick

2.65 m (8'8") HD Reach stick

3.2 m (10'6") Reach stick

3.2 m (10'6") HD Reach stick

3.75 m (12'2") Reach stick

7.85 m (25'9") Super Long Reach stick

View used options

See Available Used options



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