Technical register for agricultural, construction and commercial machinery · sourced data

Caterpillar 330B LN

Series: Caterpillar Hydraulic Excavator

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The Caterpillar Hydraulic Excavator series from Caterpillar includes the 330B LN. The engine delivers 225.1 hp (165.5 kW), with a displacement of 10,500.8 cm³. The unladen weight is 33,730 kg. Ground clearance is 512.1 mm. The tank holds 560.2 litres. The pump delivers 480.4 l/min. Working pressure is 343.4 bar. The engine fitted is the 3306TA. The Caterpillar Hydraulic Excavator series covers 135 models. Rated output within it ranges from 42.5 to 1,490.4 hp; the 330B LN sits at the bottom of that range with 225.1 hp. Its immediate neighbours are the EL300B below it with 209.5 hp and the 330B above it with 239.3 hp. Rated output within it ranges from 30.1 to 1,096.2 kW; here the 330B LN sits at the bottom of that range with 165.5 kW. 1166 Caterpillar models across 67 series are on record.

Caterpillar 225 to 245 — Cat's first generation of hydraulic excavators

The numeric codes in the “Caterpillar Hydraulic Excavator” collective entry, such as 205, 215, 225, 235 or 245, come from Cat's early 200-series: in 1972 the 225 became Caterpillar's first production-ready hydraulic excavator, weighing around 24 tons with 135 horsepower.

Read on 4 more paragraphs

1973 brought the considerably larger 235, around 40 tons and 195 horsepower, and 1974 the 245 at roughly 66 tons and 325 horsepower, then the largest in the line, available as either a backhoe or a face-shovel configuration. The smaller 215 only joined in 1976 and, unlike the other models, was built by the German manufacturer Eder in Gosselies, Belgium.

The number itself therefore does not follow a strict weight formula but grew historically with each new model launch — it mainly marks the relative position within the product family rather than a fixed tonnage key like in newer series.

In today's collective entry the range runs from compact excavators around 30 kW up to large mining machines around 1,000 kW and well over 300 tons. When buying used, check bucket-tooth, bushing and pin wear as well as any leaks around the boom.

In short: 225, 235, 245 and 215 reflect the historical model order, not a fixed size grid — anyone who needs the exact operating range should check the individual model.

Sources: Kennwerte der Modelle Caterpillar Hydraulic Excavator, Geschichte der fruehen Caterpillar-Hydraulikbagger 200er-Reihe, Excavator Evolution, Caterpillar Unternehmensseite

Technical data

Engine

Engine model3306TAcorrect
Power225.1 hp (165.5 kW)correct
Displacement10,500.8 cm³correct

Dimensions and weights

Ground clearance512.1correct
Unladen weight33,730 kgcorrect

Working data

Pump flow480.4 l/mincorrect
Hydraulic pressure343.4 barcorrect
Fuel tank capacity560.2 lcorrect

Other data

Cab height3,252.2correct

Where this model stands

Power-to-weight ratio: 4.9 kW/t (166 kW / 33.7 t)

Stronger than 73% of the excavators & compaction in the register — out of 1,666 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the Caterpillar 330B LN have?

The Caterpillar 330B LN delivers 225 hp.

How much does the Caterpillar 330B LN weigh?

The unladen weight is 33,730 kg.

What engine does the Caterpillar 330B LN have?

10,501 cm³ displacement.

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.
  • Load the hydraulics and watch for sag.
  • 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.

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This page carries 10 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]

Excavator in 3D section

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