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SDMO JS120U Generator Set

The SDMO JS120U is a 117 kW (146 kVA) Diesel standby generator set powered by a John Deere 6068TF220 engine. It is available at 480/277 V, 440/254 V, 380/220 V, 230/115 V, 220/127 V, 208/120 V and 600/347 V, 3-phase and 60 Hz. It holds about 21.5 L (5.7 gal) of oil and 27.3 L (7.2 gal) of coolant. The set measures 2370×1114×1480 mm (93.3×43.9×58.3 in), weighs about 1420 kg (3131 lb) and produces 70.1 dBA at 23 m. The same 6068TF220 engine also powers generator sets from Kohler.

117 kW
Standby
6.7 L
Displacement
21.5 L
Oil capacity
1
Document types

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Service parts for the JS120U

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

Fuel system

1 required

Oil system

1 required

Belts

1 required

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

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power117 kW
Standby kVA146
Prime power106 kW
ControllerNexys
Oil capacity21.5 L
AlternatorLeroy-Somer LSA442S7 (4-pole, Class IP23 insulation)
Voltage options480/277 V, 440/254 V, 380/220 V, 230/115 V, 220/127 V, 208/120 V, 600/347 V
Phase3
Power factor0.8
Battery voltage12 V
Battery quantity1
Dimensions (L×W×H)2370×1114×1480 mm
Dry weight1420 kg
Sound level70.1 dBA @ 23 m

Engine

John Deere 6068TF220
Oil capacity21.5 L
Coolant capacity27.3 L
Displacement6.7 L
AspirationTurbocharged
Rated speed1500 rpm

Filters for the John Deere 6068TF220

6

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 filterP550779Lube Filter, Spin-On Full FlowJOHN DEERE RE504836, JOHN DEERE RE50486, NAPA 7750S, SKYJACK 13502869 KuduParts $19.00
Oil filterP551352Lube Filter, Spin-On Full FlowJOHN DEERE DZ118286, JOHN DEERE PMLF3703, NAPA 401062, BALDWIN B40168 buy
Fuel filterP550090Fuel Filter, In-LineJOHN DEERE AE20952, JOHN DEERE AT101565, ASV INCORPORATED 0201914, LOESING 025125 FridayParts $45.66
Fuel filterP551130Fuel Filter, BoxJOHN DEERE AR50041, JOHN DEERE R16951, NAPA 3370, BALDWIN BF909 KuduParts $37.00
Fuel / water separatorP551424Fuel Filter, Water Separator Spin-OnJOHN DEERE RE503198, JOHN DEERE RE522868, NAPA 3532, NAPA 600094 KuduParts $16.00 FridayParts $18.50
Fuel / water separatorP551422Fuel Filter, Water Separator CartridgeJOHN DEERE AT274723, JOHN DEERE RE22878, NAPA 3978, CLAAS 0011318200 KuduParts $22.00 FridayParts $24.50

Same engine, other brands

1 brand

The John Deere 6068TF220 in this set also powers 2 generator sets sold under 1 other brand. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.

BrandModels
KohlerKD120U, KD130

Maintenance & consumables

for the John Deere 6068TF220
ItemSpecCapacityPart #Interval
Fuel filterFUEL FILTERRE60021 Amazon eBay $16.99 PartsGeek $6.98 NAPA $36.94 FridayParts $14.99 KuduParts $16.00
Oil filterOIL FILTERRE504836 Amazon eBay $44.99 NAPA $28.76 FridayParts $20.99
BeltFAN BELTDZ114929 Amazon eBay $46.24

Common questions

How many kW is the SDMO JS120U?

The SDMO JS120U is rated 117 kW standby (146.0 kVA).

What engine is in the SDMO JS120U?

The SDMO JS120U is powered by the John Deere 6068TF220 engine.

Is the SDMO JS120U diesel or gas?

The SDMO JS120U runs on Diesel.

How much oil does the SDMO JS120U take?

The John Deere 6068TF220 engine in the SDMO JS120U has an oil capacity of 21.5 liters.

What is the coolant capacity of the SDMO JS120U?

The SDMO JS120U cooling system holds 27.3 liters (7.2 US gallons) for the engine, per the manufacturer specification sheet.

What is the continuous rating of the SDMO JS120U?

The SDMO JS120U is rated 106 kW prime (133 kVA), against 117 kW standby.

What is the sound level of the SDMO JS120U?

The SDMO JS120U is rated at 70.1 dBA at 23 m, per the manufacturer specification sheet.

How much does the SDMO JS120U weigh?

The SDMO JS120U has a dry weight of 1420 kg (3130 lb).

What voltages is the SDMO JS120U available in?

The SDMO JS120U is offered in 480/277 V, 440/254 V, 380/220 V, 230/115 V, 220/127 V, 208/120 V, 3-phase.

How many cold cranking amps does the SDMO JS120U require?

The SDMO JS120U uses 1 battery, 12 V each, per the manufacturer specification sheet.

What alternator comes on the SDMO JS120U?

The SDMO JS120U uses a Leroy-Somer LSA442S7 alternator. It has 4 poles. Insulation class IP23.

What oil filter does the SDMO JS120U use?

The SDMO JS120U uses oil filter part number RE504836.

Which fuel filter part number does the SDMO JS120U take?

The SDMO JS120U uses fuel filter part number RE60021.

Parts

70
Part #DescriptionQtySystem
DZ110083STARTER1Starter Amazon eBay
DZ114929FAN BELT (LGTH = 1655 mm)2426Belt Amazon eBay $46.24
DZ114956ALTERNATOR2Alternator Amazon eBay $117.95
DZ115455FAN BELT (LGTH = 1550 mm)2407Belt Amazon eBay $42.30
DZ115812FAN BELT (LGTH = 1680 mm)1Belt Amazon eBay $54.89
DZ117267FAN BELT (LGTH = 1690 mm)1Belt Amazon eBay $43.31
DZ117268FAN BELT (LGTH = 1530 mm)1Belt Amazon eBay FridayParts $56.36
DZ117503ALTERNATOR1Alternator Amazon eBay
DZ118286OIL FILTER8801Oil filter Amazon eBay $30.00 NAPA $27.91 FridayParts $43.00
DZ118764FAN BELT (LGTH = 1525 mm)1Belt Amazon eBay $35.00
DZ118781FAN BELT (LGTH = 1700 mm)2Belt Amazon eBay $44.89
DZ118815FAN BELT (LGTH = 1725 mm)1Belt Amazon eBay $55.43
DZ119018FAN BELTBelt Amazon eBay
DZ119059FAN BELT(LGTH = 1515 mm)Belt Amazon eBay $38.00
DZ119060FAN BELT (LGTH = 1555 mm)1Belt Amazon eBay
DZ119061FAN BELT (LGTH = 1540 mm)2Belt Amazon eBay $54.19
DZ119062FAN BELTBelt Amazon eBay
DZ119063FAN BELT1Belt Amazon eBay $35.23
DZ119416FAN BELTBelt Amazon eBay $58.00
DZ119477FAN BELT (LGTH = 1565 mm)1Belt Amazon eBay $55.00
DZ119478FAN BELT (LGTH = 1570 mm)Belt Amazon eBay $16.57
DZ119515FAN BELT(LGTH = 1585 mm)Belt Amazon eBay
DZ119516FAN BELTBelt Amazon eBay
DZ119520FAN BELTBelt Amazon eBay $47.54
DZ119521FAN BELTBelt Amazon eBay
DZ119522FAN BELT1Belt Amazon eBay $42.49
DZ119530FAN BELT (LGTH = 1675 mm)2Belt Amazon eBay $66.99
DZ119531FAN BELTBelt Amazon eBay
DZ119533FAN BELTBelt Amazon eBay $51.95
DZ119715FAN BELTBelt Amazon eBay
DZ129200STARTERStarter Amazon eBay
R134625FAN BELT (LGTH = 1645 mm)2416Belt Amazon eBay
RE501150STARTER1Starter Amazon eBay $199.13 NAPA $207.32 FridayParts $179.99
RE501166STARTERStarter Amazon eBay $397.53
RE504836OIL FILTER1Oil filter Amazon eBay $44.99 NAPA $28.76 FridayParts $20.99
RE505895ALTERNATOR (12V, 75A)1Alternator Amazon eBay $192.99
RE506196Alternator 12 Volt 55 Amp1Alternator Amazon eBay $70.19
RE523501STARTER (3073)1Starter Amazon eBay $216.60 NAPA $314.27 FridayParts $285.90
RE523502STARTER1Starter Amazon eBay $213.99 NAPA $270.78 FridayParts $187.69 SinoCMP $339.00
RE533516ALTERNATOR1Alternator Amazon eBay $110.00 NAPA $301.10 FridayParts $100.49
RE533653ALTERNATOR1Alternator Amazon eBay $358.38 FridayParts $100.50
RE533654ALTERNATOR1Alternator Amazon eBay $640.99 FridayParts $167.96
RE537146ALTERNATOR (28V, 50A) (3142)1Alternator Amazon eBay $89.90
RE540302STARTER1Starter Amazon eBay $137.95
RE549229STARTER1Starter Amazon eBay $484.01 NAPA $436.99 FridayParts $189.99
RE60021FINAL FUEL FILTER1Fuel filter Amazon eBay $16.99 PartsGeek $6.98 NAPA $36.94 FridayParts $14.99 KuduParts $16.00
RE62419FUEL FILTER1Fuel filter Amazon eBay $20.88 NAPA $37.93 KuduParts $17.00 FridayParts $38.99
RE64474STARTERStarter Amazon eBay $397.53
RE65175STARTERStarter Amazon eBay $527.75 FridayParts $394.70
RE65189STARTER3011Starter Amazon eBay $421.99 FridayParts $394.70
RE70474STARTER2Starter Amazon eBay $280.99 FridayParts $269.67
RE70957STARTER1Starter Amazon eBay NAPA $235.85
RE70960STARTER1Starter Amazon eBay $186.95
RE70961STARTER1Starter Amazon eBay $155.90 FridayParts $260.84
T428692FAN BELT (LGTH = 1665 mm)1Belt Amazon eBay
T428724FAN BELT (LGTH = 1575 mm)1Belt Amazon eBay $42.24
T428725FAN BELTBelt Amazon eBay
T428818FAN BELTBelt Amazon eBay
T428820FAN BELT (LGTH = 1580 mm)1Belt Amazon eBay $48.00 FridayParts $25.60
T428822FAN BELTBelt Amazon eBay
T428823FAN BELTBelt Amazon eBay $36.00
T428825FAN BELT1Belt Amazon eBay
T428863FAN BELTBelt Amazon eBay $34.64 FridayParts $40.86
R128658FAN PULLEY1Service part / kit Amazon eBay
R128660FAN PULLEY(OD = 168 MM)Service part / kit Amazon eBay $72.11 FridayParts $121.60
R128662FAN PULLEY (OD = 203 mm)(OD = 203 MM)Service part / kit Amazon eBay $175.75
R133295CRANKSHAFT PULLEY (OD = 169 mm)1Service part / kit Amazon eBay $89.99
R133296CRANKSHAFT PULLEY & DAMPER1Service part / kit Amazon eBay $49.99
RE500013CRANKSHAFT PULLEY & DAMPERService part / kit Amazon eBay $799.00
RE59355CRANKSHAFT PULLEY & DAMPER1Service part / kit Amazon eBay $285.00

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.

Fuel consumption

RatingLoadL/hgal/h
Prime50%16.04.2
Prime75%24.06.3
Prime100%32.08.5
Standby100%34.59.1

Available documents

Spec sheet — JS120U (SDMO)

This page was generated from the 1 manufacturer document 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.

Fuel filter RE60021$6.98
Oil filter RE504836$28.76
Belt DZ114929$46.24
3 priced items$81.98