JCB 804
Series: JCB Mini Excavator
Technical data
Engine
| Engine model | 403-15correct |
|---|---|
| Power | 21 hp (14.8 kW)correct |
| Engine oil capacity | 5.3 lcorrect |
Dimensions and weights
| Ground clearance | 365.8correct |
|---|---|
| Unladen weight | 3,506 kgcorrect |
Drivetrain and chassis
| System voltage | 12 Vcorrect |
|---|
Working data
| Pump flow | 35.2 l/mincorrect |
|---|---|
| Hydraulic oil capacity | 70 lcorrect |
| Hydraulic pressure | 190 barcorrect |
| Fuel tank capacity | 48.1 lcorrect |
Other data
| Height | 2,627.4correct |
|---|
Where this model stands
Power-to-weight ratio: 4.2 kW/t (15 kW / 3.5 t)
Stronger than 34% of the mini excavators in the register — out of 400 models with a stated power figure.
Calculated from the documented figures above — not a rating.
Frequently asked questions
How much power does the JCB 804 have?
The JCB 804 delivers 21 hp.
How much does the JCB 804 weigh?
The unladen weight is 3,506 kg.
What to check before buying
- Check the hour meter against the service records — a replaced instrument is the most common gap.
- Compare the data plate and chassis number with the papers.
- Check the weights in the papers against the figures here — attachments change them.
- Ask about parts availability for this build year — the running costs hang on it.
A general list for this type of machine — no substitute for an inspection or an appraiser.
We do not sell machines. We ask the dealers who carry this model and come back with price and lead time.
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We ask the suppliers and come back with price and lead time.
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This page carries 12 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.
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Other models in this series
Sources: [1]
Mini excavator in 3D section
Turn the model, look inside and click an assembly — each one is explained.