HomeCummins/OnanCummins/Onan DEG-515R

Cummins/Onan DEG-515R Generator Set

The Cummins/Onan DEG-515R is a 40 kW (40 kVA) Diesel standby generator set powered by a Ford 2704E engine. It operates at 50 Hz and single-phase.

40 kW
Standby
0
Document types

How to read your Cummins/Onan serial & model number →

Typical fuel consumption for 40–45 kW Diesel generators →

Compare with other 40–45 kW Diesel generators →

Service parts for the DEG-515R

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

Air intake

1 required
115-0025Air filtersee priceAmazon

Belts

1 required
511-0084Beltsee priceAmazon

Cooling system

1 required
130-0713Coolant filtersee priceAmazon

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

Specifications

FuelDiesel
Frequency50.0 Hz
Standby power40 kW
Standby kVA40
AlternatorMotorola 70D44039B
Phase1

Maintenance & consumables

for the Ford 2704E
ItemSpecCapacityPart #Interval
Air filterElement, Air Cleaner115-0025 Amazon eBay
Fuel filter
Oil filter
BeltBelt, Charging Alternator511-0084 Amazon eBay
Coolant filterRadiator130-0713 Amazon eBay

Compatible filters for the Ford 2704E — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Fuel filter: Ford C2TZ9365A Ford 6438840 Ford 27019150B Donaldson P551167 Donaldson P556916
  • Oil filter: Ford 9576P550008 Ford 927A6731 Ford 3963907 Ford 75PF6714AA Ford 785F6714AA3A

Common questions

What size generator is the Cummins/Onan DEG-515R?

The Cummins/Onan DEG-515R is rated 40 kW standby (40.0 kVA).

Which engine powers the Cummins/Onan DEG-515R?

The Cummins/Onan DEG-515R is powered by the Ford 2704E engine.

What kind of fuel does the Cummins/Onan DEG-515R run on?

The Cummins/Onan DEG-515R runs on Diesel.

What alternator does the Cummins/Onan DEG-515R use?

The Cummins/Onan DEG-515R uses a Motorola 70D44039B alternator.

What oil filter does the Cummins/Onan DEG-515R use?

The Cummins/Onan DEG-515R uses oil filter part numbers FORD 9576P550008, FORD 927A6731.

What fuel filter does the Cummins/Onan DEG-515R use?

The Cummins/Onan DEG-515R uses fuel filter part numbers FORD C2TZ9365A, FORD 6438840.

Which air filter part number does the Cummins/Onan DEG-515R take?

The Cummins/Onan DEG-515R uses air filter part number 115-0025.

Parts

12
Part #DescriptionQtySystem
102-0532Gasket, Oil Drain1Gasket Amazon eBay
115-0025Element, Air Cleaner1Air filter Amazon eBay
130-0713Part 130-07131Coolant filter Amazon eBay
191-0665Alternator, Charge (Includes Fan)1Alternator Amazon eBay $519.00
193-0244Sender, Pressure - 0i11Sensor Amazon eBay
511-0084Belt, Charging Alternator1Belt Amazon eBay
100-0998Engine, Replacement (Ford Motor Company Model 2714E)1Service part / kit Amazon eBay
130-0449Cap, Radiator1Service part / kit Amazon eBay
130-0605Blade, Fan1Service part / kit Amazon eBay
191-0802Condenser1Service part / kit Amazon eBay
193-0246Begin1Service part / kit Amazon eBay KuduParts $19.00
504-0030Valve, Oil Drain1Service part / kit 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