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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 for the Kubota V3300-EBG

5

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

SystemFilterDescriptionCross-references
Oil filterP550963Lube Filter, Spin-On Full FlowNAPA 1084, BALDWIN B163, BOSCH-REXROTH 0451203154, BOSCH-REXROTH 0986452003 FridayParts $49.99
Oil filterP550318Lube Filter, Spin-On Full FlowKUBOTA 1505632432, KUBOTA 1609831291, NAPA 21521, NAPA H10W02 FridayParts $23.27

Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:

SystemFilterDescriptionCross-references
Fuel filterP502163Fuel Filter, Spin-OnNAPA 3386, BALDWIN BF954, ONAN 1492804, DITCH WITCH 153829 KuduParts $22.00
Fuel / water separatorP550390Fuel Filter, Water Separator Spin-OnKUBOTA 1K01143060, BALDWIN BF7534, DOOSAN 03198A, BOSCH-REXROTH 0986450514 buy
Fuel / water separatorP551039Fuel Filter, Water Separator Spin-On Twist&DrainNAPA 3192, BALDWIN BF1257, CLUB CAR 102614001, CLUB CAR 102703401 FridayParts $25.40 KuduParts $97.00

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 $11.49
Fuel filterN/A1522143081500 hr Amazon eBay $37.58 KuduParts $13.00 FridayParts $15.69
Oil filterN/A1584132431500 hr Amazon eBay $17.99 PartsGeek $10.97 FridayParts $20.00
Battery12 V (55 Ah)—500 hr
BeltN/A—1000 hr
CoolantChange radiator coolant after first 500 hours of operation, then every 3000 hours.—500 hr
OilAPI CD5.7 l—100 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 is the coolant capacity of the Kubota SQ-3140?

The Kubota SQ-3140 cooling system holds [6.6, 7.4] liters for the radiator system including the engine, per the manufacturer specification sheet.

What is the continuous rating of the Kubota SQ-3140?

The Kubota SQ-3140 is rated 15 kW prime (15 kVA), against 16 kW standby.

What is the dry weight of the Kubota SQ-3140?

The Kubota SQ-3140 has a dry weight of 699 kg (1541 lb).

What size fuel tank does the Kubota SQ-3140 have?

The Kubota SQ-3140 has a 62 liter (16 US gallon) fuel tank.

What voltages is the Kubota SQ-3140 available in?

The Kubota SQ-3140 is offered in 240 V, Single phase,3 Phase-phase.

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

Reference — catalog-kubota-generators (Kubota)Parts manual — Kubota 50Hz Generator SP (Kubota)Service manual — Kubota-Generators-SQSeries (Kubota)

This page was generated from the 3 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.

Full service, cheapest listings

Priced items from this model's own parts manual.

Air filter RG64842831$11.49
Fuel filter 1522143081$37.58
Oil filter 1584132431$10.97
3 priced items$60.04
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