Kubota D1105-E3-BG

Kubota D1105-E3-BG — 1.123-litre Inline-3 diesel engine. Find specifications, documents and parts support below.

Production StatusProduction Discontinued

Generator engines

Specifications and documentation remain archived for reference.

Mechanical Output: 10 kW
Cylinders: L3
Displacement: 1.123 L
Rated Speed: 1,500 RPM

Estimated electrical output

Engine power × 0.90. These are estimates, not manufacturer generator ratings. Actual output depends on the alternator and operating conditions.

Frequency / duty	Engine	Estimate
Frequency and duty unverified	10.1 kWm	9.1 kWe

Datasheet & documents

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Documents

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Source notes

Official Kubota generator-engine category and exact model parameter tables reviewed 2026-11-06.

Base model record, distinct from region/customer-specific suffix records; specifications must not be transferred automatically to those variants.

Source engine.kubota.com · source.

Engine Model: D1105-E3-BG; Emission Regulation: EPA/CARB Tier 4 level; Type: Vertical, water cooled 4-cycle diesel engine; Cylinders: 3; Bore and Stroke

mm(in): 78.0 x 78.4 (3.07 x 3.09); Displacement

L (cu.in): 1.123 (68.53); Aspiration: Naturally aspirated; Aftertreatment: -; Stand-by output / speed *1 kW (HP) / rpm: 11.5 (15.4) / 1800; Continuous output / speed *2 kW (HP) / rpm: 10.1 (13.5) / 1800; Combustion System: Indirect injection; Fuel System: In-line pump; Length x Width x Height *3 (Without Aftertreatment Unit) mm (in): 516 x 391 x 605 (20.3 x 15.4 x 23.8); Length x Width x Height *4 (With Aftertreatment Unit) mm (in): -; Dry Weight kg (lb): 110 (243).

Outputs are manufacturer SAE J1349 net mechanical continuous and stand-by ratings, not electrical kWe.

Continuous is not relabelled ISO prime.

Multiple speed ratings and any differing specifications remain in these source-qualified notes; nonunique scalar fields are withheld.

Dimensions exclude cooling fan and aftertreatment unit as stated by source.

Production status not confirmed; discontinued is the user-authorized catalogue classification for unknown status, not manufacturer-confirmed withdrawal.

View D1105-E3-BG spec image

Kubota D1105-E3-BG 1.123L Inline-3 diesel generator engine specifications — Shareable spec cardKubota D1105-E3-BG summary imageOpen image

Technical specifications

Technical Specifications

Brand	Kubota
Model	D1105-E3-BG
Series	Generator engines
Configuration	Inline-3
Cylinders	3
Displacement	1.123 L
Dry Weight	110 kg
Dimensions (L×W×H)	516 × 391 × 605 mm
Fuel Type	Diesel
Ignition Type	Compression Ignition
Cooling Method	Liquid-Cooled
Country of Origin	Japan

Check your engine model

The Kubota D1105-E3-BG is a diesel generator-drive engine for applications whose frequency must be verified, rated at 10 kW / standby rating. Match the model and serial number on your engine plate when requesting a manual or parts. The ratings and emissions information below help identify the version fitted to your generator.

Other ways this model is written

d1105e3bgD1105 E3 BGKubota D1105-E3-BGGenerator engines D1105-E3-BG

BrandAll Kubota engines Complete generatorsdiesel generator sets

D1105-E3-BG repair parts

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Frequently asked questions

What fuel does the Kubota D1105-E3-BG use?

The Kubota D1105-E3-BG is a diesel generator-set engine.

What is the displacement and cylinder configuration of the D1105-E3-BG?

The Kubota D1105-E3-BG is an inline-3 (3-cylinder) engine with a displacement of 1.123 L.

Is the D1105-E3-BG still in production?

No — the Kubota D1105-E3-BG is discontinued. Its specifications and datasheets remain archived here for reference.