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Kubota SQ-3140 Generator Set

The Kubota SQ-3140 is a 16 kW (16 kVA) standby generator set powered by a Kubota V3300-EBG engine. It is available at 240 V, single-phase and 50 Hz. It holds about 13.2 L (3.5 gal) of oil and 6.6 L (1.7 gal) of coolant. The set weighs about 699 kg (1541 lb). An integrated tank holds 62 L (16.4 gal).

16 kW
Standby
3.318 L
Displacement
13.2 L
Oil capacity
2
Document types

How to read your Kubota serial & model number →

Service parts for the SQ-3140

Grouped by system, with how many of each the parts manual calls for.

Air intake

1 required

Fuel system

1 required
1522143081Fuel filter$37.58eBay

Oil system

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

Frequency50.0 Hz
Standby power16 kW
Standby kVA16
Prime power15 kW
Oil capacity13.2 L
AlternatorPX-319KE3
Voltage options240 V
PhaseSingle phase,3 Phase
Power factor[1.0, 0.8]
Coolant capacity[6.6, 7.4] L
Dry weight699 kg
Fuel tank62.0 L

Engine

Kubota V3300-EBG
Oil capacity13.2 L
Coolant capacity9.3 L
Displacement3.318 L
AspirationWater-cooled, 4-cycle diesel engine

Filters & service parts

model family
ItemSpecCapacityPart #Interval
Air filterClean air cleaner element after first 100 hours of operation, then every 250 hours.RG64842831100 hr Amazon eBay
Fuel filterN/A1522143081500 hr Amazon eBay $37.58 KuduParts $13.00
Oil filterN/A1584132431500 hr Amazon eBay $17.99 PartsGeek $10.97 FridayParts $20.00
Battery12 V (55 Ah)500 hr
BeltN/A1000 hr
CoolantChange radiator coolant after first 500 hours of operation, then every 3000 hours.500 hr
OilAPI CD5.7 l100 hr

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.

Common questions

What size generator is the Kubota SQ-3140?

The Kubota SQ-3140 is rated 16 kW standby (16.0 kVA).

What engine is in the Kubota SQ-3140?

The Kubota SQ-3140 is powered by the Kubota V3300-EBG engine.

How much oil does the Kubota SQ-3140 take?

The Kubota V3300-EBG engine in the Kubota SQ-3140 has an oil capacity of 13.2 liters.

What alternator comes on the Kubota SQ-3140?

The Kubota SQ-3140 uses a PX-319KE3 alternator.

Which oil filter part number does the Kubota SQ-3140 take?

The Kubota SQ-3140 uses oil filter part number 1584132431.

What fuel filter does the Kubota SQ-3140 use?

The Kubota SQ-3140 uses fuel filter part number 1522143081.

Which air filter part number does the Kubota SQ-3140 take?

The Kubota SQ-3140 uses air filter part number RG64842831.

Parts

2model family
Part #DescriptionQtySystem
K01-0250Air Cleaner1Air filter Amazon eBay
K01-0340Battery1Battery Amazon eBay

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Available documents

Parts manual — Kubota 50Hz Generator SP (Kubota)Service manual — Kubota-Generators-SQSeries (Kubota)
Full service, cheapest listings

Priced items from this model's own parts manual.

Fuel filter 1522143081$37.58
Oil filter 1584132431$10.97
2 priced items$48.55
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