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Develon DX400LC-9
Configuration: HD boom & HD standard arm (US20/US25): 6,500 mm boom, 3,200 mm arm, 2.22 m³ (2.90 yd³) SAE bucket, 8,000 kg counterweight, 900 mm TG shoes; Tier 4 Final
25 sourced values · Sources: DEVELON DX400LC-9 Crawler Excavator Spec Sheet, 26906_003_D081226, ©2026 HD Construction Equipment (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/-9-series-excavators/dx400lc-9. Retrieved 2026-10-25
Dimension diagram
| A | Overall length | 11,286 mm |
| B | Overall height | 3,317 mm |
| C | Track length on ground | 4,230 mm |
| D | Ground clearance | 601 mm |
| E | Overall width | 3,650 mm |
| F | Track gauge / tread | Not published |
| G | Shoe / track width | 900 mm |
Weights
| Spec | Value | Source |
|---|---|---|
| Operating weight | 44,010 kg | Published: 44,010 kg DEVELON DX400LC-9 Crawler Excavator Spec Sheet, 26906_003_D081226, ©2026 HD Construction Equipment (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/-9-series-excavators/dx400lc-9. Retrieved 2026-10-25HD boom & HD standard arm (US20/US25), 97,025 lb; second configuration column 96,011 lb (43,550 kg). |
Dimensions
Undercarriage / tires
| Spec | Value | Source |
|---|---|---|
| Undercarriage type | Crawler (steel tracks), fixed gauge | Published: Crawler (steel tracks), fixed gauge DEVELON DX400LC-9 Crawler Excavator Spec Sheet, 26906_003_D081226, ©2026 HD Construction Equipment (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/-9-series-excavators/dx400lc-9. Retrieved 2026-10-25 |
| Track rollers / shoes per side | 9 lower rollers, 2 upper rollers, 50 shoes (links) per side | Published: 9 lower rollers, 2 upper rollers, 50 shoes (links) per side DEVELON DX400LC-9 Crawler Excavator Spec Sheet, 26906_003_D081226, ©2026 HD Construction Equipment (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/-9-series-excavators/dx400lc-9. Retrieved 2026-10-25 |
Ground pressure
| Spec | Value | Source |
|---|---|---|
| Ground pressure | ≈ 52 kPa | Published: 0.53 kgf/cm² DEVELON DX400LC-9 Crawler Excavator Spec Sheet, 26906_003_D081226, ©2026 HD Construction Equipment (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/-9-series-excavators/dx400lc-9. Retrieved 2026-10-257.5 psi, configuration column; second column 0.52 kgf/cm². |
Engine
Hydraulics
| Spec | Value | Source |
|---|---|---|
| Pump / aux flow | 720 L/min | Published: 720 L/min DEVELON DX400LC-9 Crawler Excavator Spec Sheet, 26906_003_D081226, ©2026 HD Construction Equipment (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/-9-series-excavators/dx400lc-9. Retrieved 2026-10-25TOTAL main pump flow: 2 x 360.0 L/min (2 x 95.1 gpm) summed per README convention. Gear-type pilot pump 24.1 L/min not added. |
| System / relief pressure | ≈ 34.3 MPa | Published: 350 kgf/cm² DEVELON DX400LC-9 Crawler Excavator Spec Sheet, 26906_003_D081226, ©2026 HD Construction Equipment (US units, metric in parentheses); linked from https://na.develon-ce.com/en/construction-equipment/-9-series-excavators/dx400lc-9. Retrieved 2026-10-25Boom/arm/bucket working pressure, normal mode (4,978.2 psi); power boost 370 kgf/cm². |
Performance
Similar models
| Brand | Model | Operating weight |
|---|---|---|
| Liebherr | R 945 Litronic | 41,600 kg |
| Caterpillar | 349 | 47,800 kg |
| Komatsu | PC390LC-11 | 40,359 kg |
| Komatsu | PC390LCi-11 | 40,359 kg |
| Liebherr | R 948 Litronic | 48,600 kg |
| Caterpillar | 352 | 48,900 kg |
Compare side by side with Liebherr R 945 Litronic and Caterpillar 349