Service parts for the SQ-1120
Grouped by system, with how many of each the parts manual calls for.
Air intake
1 requiredOil system
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Frequency | 50.0 Hz |
|---|---|
| Standby power | 11.8 kW |
| Standby kVA | 11 |
| Prime power | 11.2 kW |
| Oil capacity | 5.6 L |
| Alternator | PX-312KE1 |
| Voltage options | 240 V |
| Phase | Single phase,3 Phase |
| Power factor | [1.0, 0.8] |
| Coolant capacity | [6.6, 7.4] L |
| Dry weight | 699 kg |
| Fuel tank | 62.0 L |
Engine
| Oil capacity | 5.6 L |
|---|---|
| Coolant capacity | 6.6 L |
| Displacement | 1.647 L |
| Aspiration | Water-cooled, 4-cycle diesel engine |
Filters for the Kubota D1703-EBG
3Engine-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.
| System | Filter | Description | Cross-references | |
|---|---|---|---|---|
| Oil filter | P550939 | Lube Filter, Spin-On Full Flow | KUBOTA 1641432430, KUBOTA 16432430, NAPA 1521, NAPA 21521 | FridayParts $23.20 |
| Fuel filter | P502161 | Fuel Filter, Cartridge | KUBOTA 1522143160, KUBOTA 15221431600, NAPA 3507, BALDWIN PF717 | KuduParts $11.00 FridayParts $13.62 |
| Fuel filter | P550127 | Fuel Filter, Spin-On | KUBOTA 1522143170, KUBOTA 1522143171, NAPA 3390, WALGAHN-MOTORENTECHN 00811936 | KuduParts $16.00 |
Maintenance & consumables
for the Kubota D1703-EBG| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Clean air cleaner element after first 100 hours of operation, then every 250 hours. | RG64842831 | 100 hr | Amazon eBay $11.49 | |
| Fuel filter | Replace fuel filter element after first 50 hours of operation, then every 500 hours. | — | 50 hr | ||
| Oil filter | Replace oil filter cartridge after first 50 hours of operation, then every 500 hours. | 87415600 | 50 hr | Amazon eBay $14.99 PartsGeek $8.98 NAPA $9.09 KuduParts $18.00 | |
| Battery | Check battery electrolyte level after first 50 hours of operation, then every year. | — | 50 hr | ||
| Belt | Replace fan belt after first 1000 hours of operation, then every 2 years. | — | 1000 hr | ||
| Coolant | Change radiator coolant after first 500 hours of operation, then every 3000 hours. | — | 500 hr | ||
| Oil | Check and change engine oil after first 50 hours of operation, then every 1000 hours. | — | 50 hr |
Compatible filters for the Kubota D1703-EBG — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.
- Fuel filter: Kubota 607 Kubota 1522143081 Donaldson P502161 Donaldson P550127 Wix 33507
Common questions
What is the power rating of the Kubota SQ-1120?
The Kubota SQ-1120 is rated 11.8 kW standby (11.8 kVA).
What engine is in the Kubota SQ-1120?
The Kubota SQ-1120 is powered by the Kubota D1703-EBG engine.
How much oil does the Kubota SQ-1120 take?
The Kubota D1703-EBG engine in the Kubota SQ-1120 has an oil capacity of 5.6 liters.
What is the cooling system capacity of the Kubota SQ-1120?
The Kubota SQ-1120 cooling system holds [6.6, 7.4] liters for the radiator system including the engine, per the manufacturer specification sheet.
What is the prime power rating of the Kubota SQ-1120?
The Kubota SQ-1120 is rated 11.2 kW prime (11 kVA), against 11.8 kW standby.
What is the dry weight of the Kubota SQ-1120?
The Kubota SQ-1120 has a dry weight of 699 kg (1541 lb).
What size fuel tank does the Kubota SQ-1120 have?
The Kubota SQ-1120 has a 62 liter (16 US gallon) fuel tank.
What voltage does the Kubota SQ-1120 produce?
The Kubota SQ-1120 is offered in 240 V, Single phase,3 Phase-phase.
What alternator does the Kubota SQ-1120 use?
The Kubota SQ-1120 uses a PX-312KE1 alternator.
What oil filter does the Kubota SQ-1120 use?
The Kubota SQ-1120 uses oil filter part number 87415600.
What fuel filter does the Kubota SQ-1120 use?
The Kubota SQ-1120 uses fuel filter part numbers KUBOTA 607, KUBOTA 1522143081.
Which air filter part number does the Kubota SQ-1120 take?
The Kubota SQ-1120 uses air filter part number RG64842831.
Parts
2| Part # | Description | Qty | System | |
|---|---|---|---|---|
| K01-0250 | Air Cleaner | 1 | Air filter | Amazon eBay |
| K01-0340 | Battery | 1 | Battery | Amazon eBay |
Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Available documents
This page was generated from the 2 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.