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KK4-21.0 Keel Cooled Diesel Generator - 21.0 kW (60 Hz)
The Marine Certified KK4-21.0 KW generator by Southeastern Power Products stands as a pinnacle of reliability and efficiency in power generation for marine applications. Featuring a robust Kubota V2403-M-E3BG engine with four cylinders and 35.5 horsepower, it delivers a steady power output of 21,000 watts at 120/240 volts in single-phase configuration. Compact design measuring 45.0" x 24.0" x 30.0" and weighing 900 lbs, it offers ease of installation and operation on marine vessels.
Reference: KK4-21kW120/240
Regular Price: $12,847.80
CPlus Price: $12,333.89
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KK4-21.0 Keel Cooled Diesel Generator - 21.0 kW (60 Hz)

The Marine Certified KK4-21.0 KW generator by Southeastern Power Products stands as a pinnacle of reliability and efficiency in power generation for marine applications. Featuring a robust Kubota V2403-M-E3BG engine with four cylinders and 35.5 horsepower, it delivers a steady power output of 21,000 watts at 120/240 volts in single-phase configuration. Equipped with automatic voltage regulation (AVR) and low oil shutdown, it ensures stable and safe power supply, protecting connected devices and equipment. With its compact design measuring 45.0" x 24.0" x 30.0" and weighing 900 lbs, it offers ease of installation and operation on marine vessels. The Marine Certified KK4-21.0 KW generator is suitable for a wide range of marine applications, providing a reliable and efficient power generation solution for various needs at sea.
Standard Features
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12V DC Start / Charging
- Automatic engine shutdown for low oil & high coolant temperature
-
Fuel filter
-
Fuel transfer pump
-
Air intake silencer / Cleaner
-
Four point isolation motor mounts
-
Heavy duty stell mounting frame
-
Single bearing generator
-
Brushless excitor
-
Start / Stop / Preheat / Hourmeter (mounted on machine)
Specifications of KK4-21.0
MODEL | KK4-21.0 KW |
ENGINE KUBOTA | V2403-M-E3BG |
CYLINDER | 4 |
CUBIC INCH | 148.5 |
BORE & STROKE | 3.43 x 4.03 |
H.P. @ 1800 RPM | 35.5 H.P. |
ASPIRATION | NATURAL |
COOLING SYSTEM | KEEL COOLED |
EXHAUST 2.0" | DRY EXHAUST FLANGE |
FUEL INLET | 5/16 |
FUEL RETURN | 3/16 |
DIMENSIONS | L 45.0 x 24.0 x H 30.0 |
WEIGHT | 900LBS |
MODEL | STAMFORD/NEWAGE |
OUTPUT VOLTS | 120 / 240 / SINGLE PHASE |
OUTPUT AMPS | 175 / 87.50 |
OUTPUT WATTS | 21,000 |
Optional Equipment
- Remote start / Stop panel W / 20ft extension harness
- DC gauge panel with Start / Stop / 20ft extension harness
- Three phase electrical end
- Circuit breaker
- Electric fuel pump
- Wet exhaust manifold (mounted on engine)