U.S. EPA Tier 4 Final Generator Engines

Q: What is the power range of U.S. EPA Tier 4 Final generator engines?

U.S. EPA Tier 4 Final generator engines in this database range from approximately 4 kWe to 2,750 kWe of electrical output, across prime and standby ratings at 50 Hz and 60 Hz.

Q: How many U.S. EPA Tier 4 Final generator engines are listed?

There are 265 U.S. EPA Tier 4 Final generator engines in the database — 247 marked active in the catalog and 18 discontinued or archived.

Q: Which manufacturers make U.S. EPA Tier 4 Final generator engines?

U.S. EPA Tier 4 Final generator engines come from 24 manufacturers, including Volvo Penta, FPT, John Deere, Perkins and Cummins.

Q: Are supporting documents available for U.S. EPA Tier 4 Final generator engines?

Yes — 207 of the 265 U.S. EPA Tier 4 Final generator engines have documents or reference links on their detail page. These may be datasheets, manuals, brochures or reference pages; a link alone does not verify every listed specification.

Diesel and gas generator engines meeting U.S. EPA Tier 4 Final — the most stringent U.S. EPA off-road tier. Compare specifications, prime and standby power ratings and datasheets by brand and model. (265 models across 24 brands.)

Browse by emissions standard

< 100 kWe · Cummins

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
QSF2.8	—	—	—	—	48.6	U.S. EPA Final Tier 4 / Euro Stage IV
QSB5G10	58	63	66	73	—	U.S. EPA Final Tier 4 / EU Stage IIIA

< 100 kWe · Daedong

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
3C093G	—	—	—	—	8.1	U.S. EPA Final Tier 4
3C100G	—	—	—	—	9	U.S. EPA Final Tier 4
3L123G	—	—	—	—	10.8	U.S. EPA Final Tier 4
3A165G	—	—	—	—	16.2	U.S. EPA Interim Tier 4 / U.S. EPA Final Tier 4
3A165LFG	—	—	—	—	16.2	U.S. EPA Final Tier 4
3HG4	—	—	—	—	19.8	U.S. EPA Final Tier 4
3FTG	—	—	—	—	22.5	U.S. EPA Final Tier 4
4FTG	—	—	—	—	33.3	U.S. EPA Final Tier 4
3HTIG4	—	—	—	—	35.1	U.S. EPA Final Tier 4
4HTG4	—	—	—	—	40.5	U.S. EPA Final Tier 4
4HTIG4	—	—	—	—	45.9	U.S. EPA Final Tier 4

< 100 kWe · FAWDE

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
4DW93-45DT4	—	—	—	—	29.7	U.S. EPA Final Tier 4

< 100 kWe · FPT

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
F34TEVP02.00	—	—	31.1	34.7	—	U.S. EPA Final Tier 4
F5HGL465B*X	—	—	—	—	36	U.S. EPA Final Tier 4
F34TEVP04.00	—	—	39.7	43.7	—	U.S. EPA Final Tier 4
F5HGL465A*X	—	—	—	—	45	U.S. EPA Final Tier 4
F34TEVP01.00	—	—	48.2	48.2	—	U.S. EPA Final Tier 4
F5HGL415A*X	—	—	—	—	49.5	U.S. EPA Final Tier 4
F5MGL415C*V	—	—	—	—	63.9	U.S. EPA Final Tier 4
F5BFL415A*C	—	—	—	—	65.7	U.S. EPA Final Tier 4
F5BFL415B*B	—	—	—	—	65.7	U.S. EPA Final Tier 4
F5BFL415A*B	—	—	—	—	83.7	U.S. EPA Final Tier 4
F5BFL415B*C	—	—	—	—	83.7	U.S. EPA Final Tier 4
F5MGL415B*V	—	—	—	—	84.6	U.S. EPA Final Tier 4
F36ETVP03.A85	—	—	79.4	87.8	—	U.S. EPA Final Tier 4
F36ETVP03.A94	—	—	89.3	89.3	—	U.S. EPA Final Tier 4
F5MGL415A*V	—	—	—	—	94.5	U.S. EPA Final Tier 4

< 100 kWe · Hatz

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
1D81	—	—	—	—	6.3	U.S. EPA Final Tier 4
2M41Z	—	—	—	—	18	U.S. EPA Interim Tier 4 / U.S. EPA Final Tier 4
3L43C	—	—	—	—	23.4	U.S. EPA Final Tier 4
3M43	—	—	—	—	25.2	U.S. EPA Final Tier 4
3M43Z	—	—	—	—	25.2	U.S. EPA Final Tier 4
3H50TIC	19.8	22.5	24.3	27	—	U.S. EPA Final Tier 4
3H50TICD	—	23	—	28.2	—	Euro Stage V / U.S. EPA Final Tier 4
4L43C	—	—	—	—	31.5	U.S. EPA Final Tier 4
4M43	—	—	—	—	33.3	U.S. EPA Final Tier 4
4M43Z	—	—	—	—	33.3	U.S. EPA Final Tier 4
4H50TIC	27	29.7	32.4	36	—	U.S. EPA Final Tier 4
4H50TICD	—	31.5	—	36.9	—	Euro Stage V / U.S. EPA Final Tier 4

< 100 kWe · Hyundai

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Recorded emissions
DP023CAP	23	26	29	32	U.S. EPA Final Tier 4
DP024CAP	34	37	40	44	U.S. EPA Final Tier 4
DP034CAP	45	45	46	46	U.S. EPA Final Tier 4
DP034CCP	64	68	73	80	U.S. EPA Final Tier 4

< 100 kWe · Isuzu

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
BZ-4LE2T	—	—	—	—	27	U.S. EPA Final Tier 4
4LE2T	22.5	24.8	27	29.7	—	U.S. EPA Final Tier 4
BP-4LE2X	—	—	—	—	44.1	U.S. EPA Final Tier 4
4LE2X	36.9	40.6	44.1	48.5	—	U.S. EPA Final Tier 4
BR-4JJ1X	—	—	—	—	63.9	U.S. EPA Final Tier 4
4JJ1X	51.3	56.4	63.9	70.3	—	U.S. EPA Final Tier 4

< 100 kWe · JCB

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Recorded emissions
448 TA4F-75	50.4	54	58.5	63	U.S. EPA Final Tier 4
448 TA4F-110	77.4	85.5	90	99	U.S. EPA Final Tier 4

< 100 kWe · JDP

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
JDP385D	—	—	—	—	12.6	U.S. EPA Final Tier 4
JDP480D	—	—	—	—	14.4	U.S. EPA Final Tier 4
JDP485D	—	—	—	—	16.2	U.S. EPA Final Tier 4

< 100 kWe · John Deere

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
3029HG530	28	31	28	31	—	Euro Stage V / U.S. EPA Final Tier 4
3029HG530	37	41	37	41	—	Euro Stage V / U.S. EPA Final Tier 4
4045TFG03	—	—	41	46	—	U.S. EPA Final Tier 4
3029HG530	43	47	43	47	—	Euro Stage V / U.S. EPA Final Tier 4
4045HFG04	52	57	51	57	—	U.S. EPA Final Tier 4
4045T	—	—	—	—	66.6	U.S. EPA Tier 3 / U.S. EPA Interim Tier 4 / U.S. EPA Final Tier 4
4045HFG04	61	67	60	67	—	U.S. EPA Final Tier 4
4045HG551	66	73	68	75	—	Euro Stage V / U.S. EPA Final Tier 4
4045HFG04	61	68	76	85	—	U.S. EPA Final Tier 4
4045HG551	81	90	84	93	—	Euro Stage V / U.S. EPA Final Tier 4

100 – < 300 kWe · Cummins

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
QSB5G11	82	91	92	101	—	U.S. EPA Final Tier 4 / EU Stage IIIA
QSB5G12	103	114	114	126	—	U.S. EPA Final Tier 4 / EU Stage IIIA
QSB4.5	—	—	—	—	139.5	U.S. EPA Tier 3 / U.S. EPA Interim Tier 4 / U.S. EPA Final Tier 4
QSB7G8	120	140	136	150	—	U.S. EPA Final Tier 4 / EU Stage IIIA
B6.7G17	124	137	141	155	—	U.S. EPA Final Tier 4 / EU Stage V
QSB7G9	160	176	180	200	—	U.S. EPA Final Tier 4 / EU Stage IIIA
B6.7G18	172	188	188	205	—	U.S. EPA Final Tier 4 / EU Stage V
L9G17	207	227	212	232	—	U.S. EPA Final Tier 4 / EU Stage V
L9G18	228	249	235	258	—	U.S. EPA Final Tier 4 / EU Stage V
QSL9G9	220	240	250	275	—	U.S. EPA Final Tier 4 / EU Stage IIIA
L9G19	241	264	260	284	—	U.S. EPA Final Tier 4 / EU Stage V

100 – < 300 kWe · FPT

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
F4HGE613Z*V	—	—	—	—	111.6	U.S. EPA Final Tier 4
F4HGE415A*V	—	—	—	—	112.5	U.S. EPA Final Tier 4
N67TEVP06.00	—	—	135.9	150.3	—	U.S. EPA Final Tier 4
F4HGE615C*V	—	—	—	—	157.5	U.S. EPA Final Tier 4
N67TEVP05.00	—	—	180.9	199.8	—	U.S. EPA Final Tier 4
F4HGE615D*V	—	—	—	—	207	U.S. EPA Final Tier 4
C87TEVP01.00	—	—	232.2	256.5	—	U.S. EPA Final Tier 4
C87TEVP04.00	—	—	266.4	294.3	—	U.S. EPA Final Tier 4

100 – < 300 kWe · Hyundai

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
DP054CAP	101	111	118	131	—	U.S. EPA Final Tier 4
DP054CBP	127	140	139	154	—	U.S. EPA Final Tier 4
DP054CCP	160	165	175	177	—	U.S. EPA Final Tier 4
DX05PG	—	—	—	—	180	U.S. EPA Final Tier 4
DP086CBP	186	205	211	234	—	U.S. EPA Final Tier 4
DP086CCP	203	224	233	257	—	U.S. EPA Final Tier 4
DP086CDP	224	247	251	278	—	U.S. EPA Final Tier 4

100 – < 300 kWe · Isuzu

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
BR-4HK1X	—	—	—	—	114.3	U.S. EPA Final Tier 4
4HK1X	97.2	106.9	114.3	125.7	—	U.S. EPA Final Tier 4
BQ-6HK1X	—	—	—	—	174.6	U.S. EPA Final Tier 4

100 – < 300 kWe · John Deere

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
4045CG440	87	97	101	111	—	U.S. EPA Final Tier 4
4039	—	—	—	—	113.4	U.S. EPA Final Tier 4
6068HFG05	127	140	126	139	—	U.S. EPA Final Tier 4
6068HFG05	130	144	153	169	—	U.S. EPA Final Tier 4
6068CG550	162	178	173	191	—	Euro Stage V / U.S. EPA Final Tier 4
6068HFG06	154	171	190	210	—	U.S. EPA Final Tier 4

300 – < 600 kWe · Caterpillar

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
C9.3B	—	—	—	—	306	Euro Stage V / U.S. EPA Final Tier 4
2206F	—	—	—	—	380.7	U.S. EPA Final Tier 4
C13B	—	—	—	—	387	Euro Stage V / U.S. EPA Final Tier 4

300 – < 600 kWe · Cummins

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
QSX15G17	—	—	455	500	—	U.S. EPA Final Tier 4
QSX15	—	—	—	—	506.7	U.S. EPA Tier 3 / U.S. EPA Final Tier 4
QSK19-C	—	—	—	—	510.3	U.S. EPA Tier 2 / U.S. EPA Tier 3 / U.S. EPA Final Tier 4

300 – < 600 kWe · FPT

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Recorded emissions
C13ETVP03.A363	—	—	315	348.3	U.S. EPA Final Tier 4
C13ETVP03.0A395	—	—	346.5	383.4	U.S. EPA Final Tier 4

300 – < 600 kWe · Isuzu

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
BQ-6WG1X	—	—	—	—	343.8	U.S. EPA Final Tier 4
6WG1X	317.7	349.5	343.8	378.2	—	U.S. EPA Final Tier 4

600 – < 1,000 kWe · Caterpillar

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
C32B	—	—	—	—	805.5	Euro Stage V / U.S. EPA Final Tier 4

600 – < 1,000 kWe · Cummins

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
QSK23	—	—	—	—	865.8	U.S. EPA Tier 2 / U.S. EPA Final Tier 4
QST30	—	—	—	—	999.9	U.S. EPA Interim Tier 4 / U.S. EPA Final Tier 4

1,000 – < 2,000 kWe · Caterpillar

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
3512E	—	—	—	—	1,677.6	U.S. EPA Final Tier 4

1,000 – < 2,000 kWe · Cummins

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Recorded emissions
QSK50-G8	—	—	1,365	1,500	U.S. EPA Final Tier 4

2,000+ kWe · Caterpillar

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Recorded emissions
C175-16	2,180	2,400	2,725	3,000	U.S. EPA Final Tier 4

2,000+ kWe · Cummins

— No rating recorded for these conditions
Model	50 HzPrimekWe	50 HzStandbykWe	60 HzPrimekWe	60 HzStandbykWe	Unspecified dutykWe	Recorded emissions
QSK60-G17	—	—	1,825	2,250	—	U.S. EPA Final Tier 4
QSK78-G14	—	—	2,500	2,750	—	U.S. EPA Final Tier 4
QSK78	—	—	—	—	2,980.8	U.S. EPA Tier 2 / U.S. EPA Interim Tier 4 / U.S. EPA Final Tier 4

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About U.S. EPA Tier 4 Final generator engines

Models: 265
Power range: 4–2,750 kWe
Fuel: Diesel
Brands: 24
With documents / references: 207

This database lists 265 U.S. EPA Tier 4 Final generator engines from 24 manufacturers ranging from 4 kWe to 2,750 kWe, covering diesel power. 247 are marked active in the catalog and 18 are discontinued or archived. Cylinder configurations include L6, L4, L3 Naturally Aspirated and L3. Recorded emissions classifications include Euro Stage IV / U.S. EPA Final Tier 4, Euro Stage V / U.S. EPA Final Tier 4, Euro Stage V / U.S. EPA Tier 2 / U.S. EPA Final Tier 4 and U.S. EPA Final Tier 4. 207 models have supporting documents or reference links. Check each link’s type and scope on the model page. The electrical range combines recorded duty and frequency ratings; it excludes models with only mechanical shaft-power data. Compare matching duty and frequency on the model pages.

Selection notes for buyers

Start with duty and output

Shortlist U.S. EPA Tier 4 Final generator engines around 4-2,750 kWe, then compare prime, standby and frequency ratings against the actual load profile.

Check site constraints

Review diesel availability, cooling package, emissions rules and service support before treating two similar kWe ratings as interchangeable.

Match the alternator and package

After the engine shortlist is clear, confirm voltage, frequency, alternator frame size and radiator or canopy requirements for the complete generator set.

Use this shortlist in a generator-set project

The model list is a specification starting point. Haifeng Machinery can help confirm the engine rating, alternator match, cooling system and emissions requirement for standby, prime or continuous-duty projects.

Request an engine shortlist review

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Frequently asked questions

What is the power range of U.S. EPA Tier 4 Final generator engines?