The Cat® 340 excavator delivers efficiency in all applications. Simple-to-use technologies like Cat Grade with 2D, Grade Assist, Payload, and E-Fence all come standard from the factory to boost your operator efficiencies up to 45%. Combine these with an ergonomic cab, longer maintenance intervals that lower your maintenance costs up to 15%, and a power system that that improves fuel efficiency up to 15% and you have a low-cost-per-unit-of-production excavator capable of taking on your toughest work.
Not all features available in all regions. Consult your Cat dealer for specific configurations available in your region.
Net Power - ISO 9249 346 HP
Operating Weight 96500 lb
Maximum Digging Depth 42.8 ft
Net Power - ISO 9249 (DIN) 351 hp (metric)
Biodiesel Capability Up to B20¹
Bore 5in
Displacement 568in³
Emissions Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Engine Model C9.3B
Engine Power - ISO 14396 347HP
Engine Power - ISO 14396 (DIN) 352hp (metric)
Net Power - ISO 9249 346HP
Net Power - ISO 9249 (DIN) 351hp (metric)
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 1,900 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
Stroke 6in
Note Heavy Duty High Wide undercarriage LRE boom, LRE7.1B1 (23'4") stick, General Duty (GD) 0.95 m³ (1.24 yd³) bucket, 850 mm (33") triple grouser shoes, and 10.35 mt (22,800 lb) counterweight.
Operating Weight 96500lb
Boom LRE Boom 10.6 m (34'9")
Bucket GD 0.95 m³ (1.24 yd³)
Bucket Digging Force - ISO 31590lbf
Maximum Cutting Height 51.2ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 35ft
Maximum Digging Depth 42.8ft
Maximum Loading Height 41.9ft
Maximum Reach at Ground Level 59.3ft
Minimum Loading Height 10.5ft
Stick LRE Stick 7.1 m (23'4")
Stick Digging Force - ISO 20750lbf
Main System - Maximum Flow 560 l/min (148 gal/min)
Maximum Pressure - Equipment 5076psi
Maximum Pressure - Equipment - Lift Mode 5511psi
Maximum Pressure - Swing 4264psi
Maximum Pressure - Travel 5076psi
Maximum Swing Torque 105471ft·lbf
Cooling System 10.5gal (US)
DEF Tank 21.1gal (US)
Engine Oil 8.5gal (US)
Final Drive - Each 2.1gal (US)
Fuel Tank Capacity 158.5gal (US)
Hydraulic System - Including Tank 98.5gal (US)
Hydraulic Tank 42.5gal (US)
Swing Drive 4.8gal (US)
Boom LRE Boom 10.6 m (34'9")
Bucket GD 0.95 m³ (1.24 yd³)
Counterweight Clearance 4.8ft
Ground Clearance 2.4ft
Handrail Height 11.1ft
Shipping Height - Top of Cab 11.2ft
Shipping Length 50.2ft
Stick LRE Stick 7.1 m (23'4")
Tail Swing Radius 11.6ft
Track Gauge 9.6ft
Track Length 15.5ft
Track Length to Center of Rollers 13.3ft
Transport Width 12.4ft
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons).
Not all features are available in all regions. Please check with your local Cat dealer for specific offering availability in your area.
10.6 m (34'9") LRE boom
7.1 m (23'4") LRE stick
Sound suppression
High-resolution 254 mm (10") LCD touch screen monitor
Heated seat with air-adjustable suspension (Deluxe)
Heated and cooled seat with auto adjustable suspension (Premium)
Tilt-up left console
Auto bi-level air conditioner
Jog dial and shortcut keys for monitor control
Bluetooth® integrated radio
VisionLink®
Remote Flash
Remote Troubleshoot
Cat Grade 2D
Cat Assist
Cat Payload
Mainteance-free 1,000 CCA batteries
Centralized electrical disconnect switch
LED lights
Three selectable modes: Power, Smart, Eco
Auto engine speed control
52°C (126°F) high-ambient cooling capacity
-18°C (0°F) cold start capability
Double element air filter with integrated pre-cleaner
Boom and stick regeneration circuit
Electronic main control valve
Heavy lift mode
Auto hydraulic oil warmup
Auto swing parking brake
Reverse swing damping valve
Two speed travel
2D E-Fence
Auto hammer stop
Caterpillar One Key security system
Lockable external tool / storage box
Lockable door, fuel and hyraulic tanks
Lockable fuel drain compartment
Service platform with anti-skid plate and recessed bolts
RH handrail and hand hold
Signaling / warning horn
Ground-level secondary engine shutoff switch
Lockable disconnect switch
Integrated vehicle health management system
Grouped location of engine oil & fuel filters
Sampling ports for Scheduled Oil Sampling (S·O·S℠)
HD High Wide undercarriage
1035 kg (22,800 lb) counterweight
Grease lubricated track
Standard and optional equipment may vary. Consult your Cat dealer for details.
Cat Stick Steer
VisionLink Productivity
Cat Grade Connectivity
Cat Grade 2D with Attachment Ready Option (ARO)
Cat Grade 3D single GNSS
Cat Grade 3D dual GNSS
Cold start block heaters
Hydraulic reversing fan
-32°C (-25°F) cold start capability
SmartBoom™ (Europe only)
Combined two-way auxiliary circuit with direct return
Medium-pressure auxiliary circuit
Quick coupler circuit for Cat Pin Grabber and CW Dedicated
Cat Command (remote control)
Boom lowering check valve (standard in Europe)
Stick lowering check valve (standard in Europe)
Travel alarm (standard in North America)
Swing alarm
360° visibility
Electric refueling pump with automatic shutoff
QuickEvac™ maintenance ready
600mm (24") HD triple grouser track shoes
600mm (24") double grouser track shoes
700mm (28") triple grouser track shoes
850mm (33") triple grouser track shoes
