The SD40B is a 3.65-ton crawler mini excavator designed for contractors who need strong performance in a compact body. With a 34 kW engine, 0.2 m³ bucket and a digging depth of up to 3100 mm and radius of 4730 mm, it delivers high efficiency on foundations, trenching and loading work. The reinforced boom and arm, 300 mm steel tracks and 35° gradeability ensure stable operation on a wide range of terrains. A luxury, high-end cab with wide visibility and optional air-conditioning keeps the operator comfortable and focused all day. Compact overall dimensions (only 1700 mm wide) make the SD40B ideal for urban jobsites, landscaping and tight access areas while maintaining true “big machine” capability.
SD40B Mini Excavator
Power Type
Diesel
Power
34 kW
Dimensions (L × W × H)
4600 × 1700 × 2400 mm
Customization
Available
Key Features
1. Power & Efficiency: 34 kW engine, strong 26 kN digging force and variable travel speed for fast, productive cycles.
2. Comfort Cab: Wide-view luxury cab with pilot controls and optional heating & cooling air conditioning.
3. Durable & Easy to Maintain: Reinforced boom and arm, long-life steel tracks and easy-access hood with efficient cooling design.
2. Comfort Cab: Wide-view luxury cab with pilot controls and optional heating & cooling air conditioning.
3. Durable & Easy to Maintain: Reinforced boom and arm, long-life steel tracks and easy-access hood with efficient cooling design.
Technical Specifications
Operating weight
3650 kg
Bucket capacity
0.2 m³
Bucket width
600 mm
Rated power
34 kW
Engine rated speed
2400 r/min
Hydraulic system pressure
22 MPa
Maximum gradeability
35°
Ground pressure
34.8 kPa
Maximum travel speed
2.7 / 4.6 km/h
Maximum digging force
26 kN
Swing speed
9–11 rpm
Platform turning radius
1170 mm
Track length
2175 mm
Track width
300 mm
Track gauge
1620 mm
Boom length
2350 mm
Arm length
1230 mm
Minimum ground clearance
260 mm
Platform width
1550 mm
Engine hood height
1300 mm
Platform ground clearance
570 mm
Maximum digging height
4500 mm
Maximum dumping height
3050 mm
Maximum digging depth
3100 mm
Maximum digging radius
4730 mm
Minimum swing radius
1820 mm
Dozer blade maximum digging (sinking) depth
270 mm
Dozer blade maximum lifting height
350 mm
Product Description
Compatible Accessories
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600 mm Tilting Bucket
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800 mm Grading Bucket
800 mm grading bucket for site leveling, backfilling and handling light materials, improving working efficiency.
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Excavator Rake
Excavator rake used for removing roots, rocks and construction debris while performing rough ground leveling.
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Hydraulic Thumb
Hydraulic thumb for mini excavators, working together with standard buckets for handling timber, rocks and…
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Mechanical Grapple
Mechanical grapple for loading timber, sorting scrap and handling rocks, matched to mini excavators.
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Ripper
Single-tooth ripper for breaking hard soil, frozen ground and gravel layers before excavation.
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Semi-automatic Quick Coupler
Semi-automatic quick coupler that enables fast bucket and attachment changes within minutes, significantly improving job-site…
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Skeleton Bucket
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