Used Komatsu 240-8Excavator

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📌 1. OVERVIEW

Item	Details
Manufacturer	Komatsu Ltd. (Japan)
Model	PC240LC-8 (also called PC240-8)
Series	8th Generation of the PC240LC line
Class	Medium-Large Hydraulic Excavator (~24-ton class)
Production Period	~2012 – 2016 (varies by region)
Primary Use	General construction, mining, road building, demolition, landscaping

The PC240LC-8 is the successor to the PC240LC-7 and represents a major leap in fuel efficiency, operator comfort, and technology integration. It is one of Komatsu's best-selling machines in the 20-25 ton class worldwide.

📌 2. ENGINE SPECIFICATIONS

Parameter	Specification
Engine Model	Komatsu SAA6D107E-5
Type	6-cylinder, 4-stroke, turbocharged diesel with intercooler
Displacement	6.69 Liters (408 cu in)
Rated Power	134 kW (179 hp) @ 2,000 rpm
Max Torque	~686 N·m (506 lb-ft) @ 1,400 rpm
Emission Standard	EPA Tier 3 / EU Stage IIIA
Fuel Tank Capacity	~400 Liters (105.7 US gal)
Cooling System	Water-cooled with hydraulic oil cooler

✅ The engine features Common Rail fuel injection for precise fuel delivery, reducing emissions and improving efficiency by ~10-15% over the PC240LC-7.

📌 3. OPERATING WEIGHT & DIMENSIONS

Parameter	Specification
Operating Weight	24,000 – 24,500 kg (52,910 – 54,010 lbs)
Transport Length	~9,970 mm (32.7 ft)
Transport Width	~2,990 mm (9.8 ft)
Transport Height	~3,240 mm (10.6 ft)
Track Width	600 mm (23.6 in) standard / 500 mm option
Ground Clearance	~460 mm (18.1 in)
Tail Swing Radius	~3,140 mm (10.3 ft)

📌 4. PERFORMANCE (WORKING RANGE)

Parameter	Specification
Bucket Capacity (Standard)	0.8 – 1.2 m³ (1.0 m³ typical)
Max Digging Depth	7,420 mm (24.3 ft)
Max Digging Reach	10,060 mm (33.0 ft)
Max Dumping Height	7,280 mm (23.9 ft)
Max Digging Force (Arm/Boom)	~164 kN (36,900 lbf)
Max Breakout Force (Bucket)	~118 kN (26,500 lbf)
Swing Speed	8.2 rpm
Travel Speed	5.5 km/h (3.4 mph)
Gradeability	70% (35°)
Max Trench Depth	~6,850 mm (22.5 ft)

📌 5. HYDRAULIC SYSTEM

Parameter	Specification
Pump Type	2× Variable Displacement Axial Piston Pumps
System Pressure	34.3 MPa (4,975 psi)
Flow Rate	2 × 264 L/min (69.7 gpm)
Hydraulic Tank	~130 Liters (34.3 US gal)
Circuit	Open center with Load Sensing (LS)
Auxiliary Flow	Up to 2 circuits available (for hammers, shears, etc.)

📌 6. KEY FEATURES & TECHNOLOGY (What Makes the -8 Special)

Feature	Description
🟢 ECO Mode	Automatically reduces engine RPM when full power isn't needed — saves up to 15% fuel
🟢 Auto Idle Shutdown	Engine automatically shuts off after 5 minutes of idling
🟢 Komtrax™ Telematics	GPS-based remote monitoring — tracks location, fuel usage, hours, maintenance alerts
🟢 Regeneration System	Recovers energy from boom/arm lowering to reduce fuel consumption
🟢 Large 8-inch LCD Monitor	Multi-function display with camera view, maintenance data, and work mode settings
🟢 Enhanced Cab	🔇 Noise level reduced to ~70 dB(A), air-suspension seat, climate control A/C
🟢 Intelligent Machine Control (iMC) Ready	Can be equipped with 2D/3D GPS grade control for precision work
🟢 Dozer Blade & Ripper Ready	Standard dozer blade; single-shank ripper available as option
🟢 Working Modes	P (Power), E (Eco), S (Smooth), L (Lifting) — selectable via switch

📌 7. UNDERCARRIAGE

Component	Details
Track Type	Steel track, 51 shoes per side
Track Width Options	500 mm / 600 mm / 700 mm
Shoe Width	600 mm (23.6 in) / 700 mm (27.6 in) / 800 mm (31.5 in)
Ground Pressure	~48 kPa (7.0 psi)
Rollers	2 per side + idler + drive sprocket

📌 8. ATTACHMENTS COMPATIBILITY

The PC240LC-8 is designed as a versatile workhorse and can be fitted with:

Attachment	Use Case
🔨 Hydraulic Breaker (Hammer)	Rock breaking, demolition
' Hydraulic Shear/Crusher	Demolition, scrap metal
🪵 Grapple (Orange Peel / Sorting)	Material handling, recycling
🔩 Quick Coupler	Fast attachment change
🪣 Thumb (Mechanical)	Pipe handling, loading
🔄 Rotating Grapple	Log handling, forestry
📦 Bucket (various sizes)	0.3 m³ to 1.6 m³

📌 9. COMPARISON: PC240LC-8 vs PC240LC-7

Feature	PC240LC-7	PC240LC-8
Engine Power	129 kW (173 hp)	134 kW (179 hp)
Fuel Efficiency	Baseline	~10-15% better
Cab Comfort	Good	Significantly improved
Display	Basic LCD	8" Full-color LCD
Telematics	Optional	Komtrax standard
Weight	~24,000 kg	~24,500 kg
Emissions	Tier 2	Tier 3 / Stage IIIA

📌 10. MAINTENANCE INTERVALS (Typical)

Service	Interval
Engine Oil Change	Every 500 hours or 6 months
Hydraulic Oil Filter	Every 500 hours
Fuel Filter	Every 500 hours
Air Filter (Outer)	Every 1,000 hours
Grease (Pins/Bushings)	Every 8 hours (daily)
Track Tension Check	Every 250 hours
Coolant	Every 2,000 hours / 2 years

📌 11. STRENGTHS & WEAKNESSES

✅ Strengths	❌ Weaknesses
Excellent fuel efficiency for its class	Higher purchase price vs competitors
Very comfortable and quiet cab	Heavier than some competitors (~24.5t)
Strong digging & breakout force	Parts can be expensive (Komatsu OEM)
Komatsu reliability & durability	Limited availability of some parts in remote areas
Excellent resale value	Not the most powerful in class (vs CAT 324)
Wide attachment compatibility
Komtrax telematics = less downtime

📌 12. MARKET POSITION & COMPETITORS

Competitor	Model	Class
🐱 Caterpillar	324 GC / 324	Direct rival
🟡 Volvo	EC240B / EC250E	Close competitor
🔵 Hyundai	R240LC-9S	Budget alternative
🟠 Doosan (Daewoo)	DX235LC-5 / DX245LC	Budget alternative
🟡 Kobelco	SK240LC-10	Japanese rival

📌 13. SUMMARY

The Komatsu PC240LC-8 is a highly efficient, technologically advanced, and operator-friendly 24-ton excavator. It strikes an excellent balance between power, fuel economy, and comfort, making it one of the most popular choices for contractors worldwide. Its ECO mode, Komtrax telematics, and improved cab set it apart from the previous generation and many competitors in its class.

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