Per the product's spec sheet, Generac's XD5000E portable diesel generator, model number 6864, features a Yanmar LW Series 435cc air-cooled, direct injection, industrial grade diesel engine.
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Generac 6864 XD5000E 5500 / 5000 Watt Electric Start Portable Generator w/ COSense, 49ST

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Shipping:
Free shipping (lower 48 states) - Factory shippedHeavy/large item. Lift gate service available.
Store Pickup:
Call Store for Availability
- Durable fully welded 1 1/4 inch steel frame
- Yanmar LW Series 435cc air-cooled direct injection, industrial-grade diesel engine
- Diesel power requires less maintenance, is more efficient, and provides a long life
- TruePower™ Technology provides less than 5% total harmonic distortion for clean, smooth operation of sensitive electronics, tools and appliances
- Wheel Kit Sold Seperately (Item # 52334)
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Description
Key Specs
Reviews
Q & A
Accessories
Warranty
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Product Summary
What's Included
- (1) Portable diesel generator
Downloads
Features + Benefits
- Durable fully welded 1 1/4 inch steel frame
- Yanmar LW Series 435cc air-cooled direct injection, industrial-grade diesel engine
- Diesel power requires less maintenance, is more efficient, and provides a long life
- TruePower™ Technology provides less than 5% total harmonic distortion for clean, smooth operation of sensitive electronics, tools and appliances
- Wheel Kit Sold Seperately (Item # 52334)
Key Specs
| Attribute | Specification |
|---|---|
item# | 48974 |
Brand | Generac |
Manufacturer's Warranty | 2 year limited warranty |
Ship Weight | 273.0 LB |
Surge Watts | 5,500 |
Rated Watts | 5,000 |
Fuel Type | Diesel |
Voltage | 120/240 |
Engine Displacement | 435 cc |
| Attribute | Specification |
|---|---|
Engine Brand | Yanmar |
Start Type | Electric |
Fuel Capacity | 12 Gal |
Battery Required | Yes |
Battery Included | No |
Low Oil Shutdown | Yes |
Product Weight | lb |
Dimensions L x W x H (in.) | 33.0 x 22.5 x 25.0 in |
Reviews
Questions & Answers
Questions
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· 11 years ago
Is it really a Yanmar diesel?
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Generac· 11 years ago
Helpful?
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ProductExpert41· 11 years ago
The engine on this generator is a Yanmar diesel.
Helpful?
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· 2 years ago
What type and size battery is used by this generator?
1 answer-
ProductExpert6· 2 years ago
The generator would require a 12 volt battery that is a Group 26R with a minimum cold cranking amps (CCA) of 540 or a Group 35AGM with a minimum cold cranking amps of 650.
Helpful?
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· 2 years ago
Can you plug a 50 amp power cord into this generator
1 answer-
ProductExpert11· 2 years ago
The generator does not come with a 50 amp receptacle. The generator will have (2) 120 volt AC 20 amp GFCI duplex receptacles, (1) 120/240 volt AC 30 amp locking receptacle and (1) 120 volt AC 30 amp locking receptacle.
Helpful?
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· 2 years ago
How long will it run on a full tank?
1 answer-
ProductExpert6· 2 years ago
The generator would run 32 hours on a full tank at half load.
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· 3 years ago
What is fuel usage? Is voltage frequency adjustable?
1 answer-
ProductExpert38· 3 years ago
This generator will provide around 32 hours of usage on a full tank at 50% load.
The voltage frequency is not adjustable.Helpful?
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· 9 years ago
will thise run a 30amp camper?
1 answer-
ProductExpert12· 9 years ago
This Generac generator can supply 5,500 surge watts and 5,000 running watts. It does have one 120V 30A twist lock receptacle for 30A applications.
Helpful?
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· 9 years ago
How does this generator handle high altitude?
1 answer-
ProductExpert43· 9 years ago
The maximum power decreases about 3.5% for each 100' above sea level and will also decrease about 1% for each 10 degrees Fahrenheit above 60 degrees Fahrenheit ambient temperature.
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· 9 years ago
Oil Change
I see that the recommended oil change interval is 200 hours, which is good, but I see no mention of changing the oil filter. Is there an oil filter installed on this model?
1 answer-
ProductExpert37· 9 years ago
This generator will require both the engine oil and filter to be changed every 200 hours or every season.
Helpful?
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· 9 years ago
What is the Decibel rating on the unit?
1 answer-
ProductExpert5· 9 years ago
There is no decibel rating for there are too many variables in testing the sound level for this unit.
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· 10 years ago
Expected lifetime in operating hours
What is the mean time between failures?
1 answer-
ProductExpert40· 10 years ago
There is not an expected lifetime in operating hours or a mean time between failures. The generator comes with a 2 year commercial warranty from the manufacturer and has an hour meter so you can perform maintenance on the generator at the intervals provided in the owners manual. If properly maintained the generator is designed to provide years of service.
Helpful?
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Warranty
Manufacturer's Warranty
2 year limited warranty
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Specifications
5,500
5,000
8,125
15,000
5,000
4,000
6,500
12,000
Diesel
Tri Fuel - Gasoline, Propane, and Natural Gas
Tri Fuel - Gasoline, Propane, and Natural Gas
Tri Fuel - Gasoline, Propane, and Natural Gas
120/240
120
120/240
120/240
435 cc
224 cc
389 cc
670 cc
Yanmar
OEM
OEM
DuroMax
Electric
Electric and Recoil
Electric and Recoil
Recoil, Electric and Remote
12 Gal
5 Gal
8.5 Gal
13.2 Gal
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
lb
128.0000 lb
197.0000 lb
362.0000 lb
33.0 x 22.5 x 25.0 in
24.6 x 22.2 x 25.0 in
28.7 x 26.1 x 27.5 in
36.0 x 33.2 x 32.0 in
-
41.7
67.7
100
-
Champion 224cc
Champion 389cc
XP15000HXT
-
68 dB
74 dB
78 dB
-
Steel
Steel
Metal
-
3,600
6,000
11,400
-
3,240
5,500
10,260
-
4,500
7,500
4,250
-
4,050
6,875
12,825
-
Yes
Yes
Yes
-
Yes
Yes
Yes
-
Yes
Yes
Yes
-
60
60
60
-
Air
Air
Air
-
No
No
No
-
Less than 5%
Less than 5%
12-20%
-
Yes
Yes
Yes
-
-
-
2.2 GPH
-
-
-
12 hr
-
-
-
13
-
-
-
120/240
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