Cat® 340 Hydraulic Excavator

Net Power - ISO 9249346hp

Net Power - ISO 9249 (DIN)351hp (metric)

Engine ModelCat C9.3B

Engine Power - ISO 14396:2002347hp

Engine Power - ISO 14396 (DIN)352hp (metric)

Bore5in

Stroke6in

Displacement568in³

Biodiesel CapabilityUp to B20¹

EmissionsMeets U.S. EPA Tier 4 Final, EU 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 2,000 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 Weight83100lb

Maximum Digging Depth26.9ft

BoomReach 6.5 m (21'4")

StickReach 3.9 m (12'10")

BucketHD 2.36 m³ (3.08 yd³)

Maximum Reach at Ground Level38.6ft

Maximum Cutting Height35.3ft

Maximum Loading Height24.5ft

Minimum Loading Height6.2ft

Maximum Depth Cut for 2440 mm (8 ft) Level Bottom26.5ft

Maximum Vertical Wall Digging Depth21.1ft

Bucket Digging Force - ISO47190lbf

Stick Digging Force - ISO32480lbf

Main System - Maximum Flow148gal/min

Maximum Pressure - Equipment5076psi

Maximum Pressure - Equipment - Lift Mode5511psi

Maximum Pressure - Travel5076psi

Maximum Pressure - Swing4264psi

Swing Speed8.84r/min

Maximum Swing Torque105214ft·lbf

Fuel Tank Capacity158.5gal (US)

Cooling System10.5gal (US)

Engine Oil8.5gal (US)

Swing Drive - Each4.8gal (US)

Final Drive - Each2.1gal (US)

Hydraulic System - Including Tank98.5gal (US)

Hydraulic Tank42.5gal (US)

DEF Tank21.1gal (US)

BoomReach 6.5 m (21'4")

StickReach 3.9 m (12'10")

BucketHD 2.36 m³ (3.08 yd³)

Shipping Height - Top of Cab10.5ft

Handrail Height10.5ft

Shipping Length36.8ft

Tail Swing Radius11.7ft

Counterweight Clearance4.2ft

Ground Clearance1.8ft

Track Length16.6ft

Track Length to Center of Rollers13.3ft

Track Gauge9ft

Transport Width - 850 mm (33”) Shoes11.9ft

Air ConditioningThe air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.00 kg of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes.

Standard

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

Optional

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

Standard

VisionLink^®

Remote Flash

Remote Troubleshoot

Compatibility with radios and base stations from Trimble, Topcon, and Leica

Capability to install 3D grade systems from Trimble, Topcon, and Leica

Cat Grade 2D

Cat Assist

Cat Payload

Auto hammer stop

Work tool recognition (PL161)

Work tool tracking (PL161)

Optional

Cat Grade Connectivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade with 3D single GNSS

Cat Grade with 3D dual GNSS

Cat Tilt Rotator (TRS) Integration

Operator Coaching

Standard

Maintenance-free 1,000 CCA batteries (x2)

Centralized electrical disconnect switch

LED exterior chassis and boom lights

Optional

Maintenance-free 1,000 CCA batteries (x4)

Standard

Three selectable modes: Power, Smart, Eco

Auto engine speed control

- 18° C (0° F) cold start capability

Double element air filter with integrated pre-cleaner

Remote disable

Optional

Oil level sensor

Battery-operated engine heater

Cold start block heater

52°C (126°F) high-ambient cooling

Hydraulic reverse fan

-32°C (-25°F) cold start capability

Standard

Boom and stick regeneration circuit

Electronic main control valve

Auto heavy lift

Auto dig boost

Auto hydraulic oil warmup

Bio hydraulic oil capability

Fine swing

Reverse swing damping valve

Auto swing parking brake

High performance hydraulic return filter

Two speed travel

Optional

Single one-way circuit

Combined two-way circuit

Hydraulic efficiency monitoring

Standard

Cat E-Fence

Caterpillar One Key security system

Lockable external tool / storage box

Lockable door, fuel, and hydraulic tank locks

Lockable fuel drain compartment

Lockable disconnect switch

Service platform with anti-skid plate & recessed bolts

RH handrail and handhold

Signaling / warning horn

Ground-level secondary engine shutoff switch

Rearview camera

Inspection Lighting

Optional

Cat Detect - People Detection

Cat Command remote control

Swing alarm

Boom lowering check valve

Stick lowering check valve

Standard

Integrated vehicle health management system

Grouped location of engine oil & fuel filters

Sampling ports for Scheduled Oil Sampling (S·O·S℠)

Standard

Towing eye on base frame

Swivel guard

HD bottom guard

HD travel motor guards

Grease lubricated track

HD swing frame

HD swing bearing

7.56 mt (16,667 lb) counterweight

Optional

Full-length track guiding guards

Segmented two-piece track guiding guards

HD rollers

600 mm (24") double grouser, triple grouser, HD triple grouser track shoes

700 mm (28") triple grouser track shoes

800 mm (31") triple grouser track shoes

850 mm (33") triple grouser track shoes

Standard

High-resolution 203 mm (8") LCD touchscreen monitor

Auto bi-level air conditioner

Jog dial and shortcut keys for monitor control

Keyless push-to-start engine control

Height-adjustable console

Tilt-up left-side console

Heated air-suspension seat

Monitor integrated Bluetooth radio with USB/Aux ports

12V DC outlets

Document storage

Overhead storage and rear storage with nets

Beverage holder

Cup holder

Openable two-piece front window

Rear window emergency exit

Radial wiper with washer

Openable polycarbonate skylight hatch

LED dome light

Floor welcome light

Roof sunscreen

Roller front sunscreen

Washable floor mat

Beacon ready

Optional

High-resolution 254 mm (10") LCD touchscreen monitor

Roller rear sunscreen

Cat Stick Steer

Auxiliary relay

Standard

High-resolution 254 mm (10") LCD touchscreen monitor

Auto bi-level air conditioner

Jog dial and shortcut keys for monitor control

Keyless push-to-start engine control

Height-adjustable console

Tilt-up left-side console

Heated and ventilated air-suspension seat

Monitor integrated Bluetooth radio with USB/Aux ports

12V DC outlets

Document storage

Overhead storage and rear storage with nets

Beverage holder

Cup holder

Openable two-piece front window

Rear window emergency exit

Parallel wiper

Openable polycarbonate skylight hatch

LED dome light

Floor welcome light

Roof sunscreen

Roller front sunscreen

Washable floor mat

Beacon ready

Optional

One-piece front windshield

Cat Stick Steer

Auxiliary relay

Optional

6.18 m (20'3") Mass boom

6.5 m (21'4") HD Reach boom

2.55 m (8'4") Mass stick

2.8 m (9'2") HD Reach stick

3.2 m (10'6") HD Reach stick

3.9 m (12'10") HD Reach stick

TB family bucket linkage with/without lifting eye

DB family bucket linkage with/without lifting eye