Mase IS 4.04 Marine Generator
Mase IS 4.04 Marine Generator is the ultimate choice for powering your boat! This powerful generator, with a Yanmar 6.7 HP engine, delivers a maximum power of 3.2KW and continuous power of 2.9 kW. Mase Generators are the top choice for shipbuilders and boat owners looking for easy installation, high efficiency, and outstanding performance in the marine environment. With low sound levels and low emissions, Mase Generators are specifically designed and manufactured for the demands of life at sea.

Discover the unparalleled innovation and value of Mase as we design and produce top-of-the-line variable speed generators that optimize medium and high-power hybrid propulsion systems. Trust in our commitment to tailor-made projects, catered specifically to your needs, and experience the exceptional cooling system and anti-vibration mounts found in our Mariner series. With a wide range of options to choose from, our generators are ideal for both pleasure and commercial boats at all levels. Trust in Mase to elevate the performance of your vessel.
SPECIFICATIONS:
ENGINE |
YANMAR L70V |
FREQUENCY | 60 Hz |
KW | 3.2 |
RPM | 3600 |
PHASE | 1-Phase |
CYLINDERS | 1 |
HP | 6.7 |
FUEL CONSUMPTION AT 4/4 LOAD | 0.3 gal/h |
ACOUSTIC POWER | 56 dBA at 23 ft |
FRAME | Soundproof |
WEIGHT | 211.6 LBS |
DIMENSIONS |
|
(L x W x G) |
23.2 x 16 x 20.2 in |
Description:
• Marine power generator • Silenced version |
AC generator - 60Hz |
• Type: synchronous, 2-poles, self-regulated, self- • Voltage stability: ±10% excited, brushless • Frequency stability: ±5% • Battery charging output (A-V): 10-12 • Safety stop for high coiling's temperature. • Rotor dynamically balanced • Rotor and stator epoxy resin coated against external agents |
Standard Features
• Controller with digital display for full temperature warning and shutdown alarm, monitoring of generator parameters: manual high alternator temperature warning and start, Vac voltage, frequency Hz, engine rpm, shutdown alarm, alarms history, maintenance hour meter, genset battery voltage, engine warning + 10 mt connection cable oil pressure, low oil pressure alarm, engine • Emergency stop button temperature, engine pre-heating, high engine • Thermal protection |
Accessories on Request
• Siphon break • Separator and exhaust advice • Insulated two poles kit |
Noise level |
• 56 dBA @ 7mt - 23 ft |
OTHER FEATURES:
• Insulation Class: H • Cooling system: intercooler system heat exchanger (sea water/air) that provides the optimal performance temperature for the best and reliability of the gensets despite the on board allocation and the room temperature.
• Soundproof cabin made of extremely light marine aluminum with very high resistance to external agents. |
Dimensions:

Check out the Mase information and Installation Video Below!
Shipping | This item ships to |
![]() |
Fast Shipping in the USA. Items ship the same or next day We process orders 7 days a week to ensure the fastest shipping possible. All generators are shipped as fast as possible out of several US locations to ensure the fastest delivery. |
|
![]() |
We Put Our Customers First We have done the research for you to find the best manufacturers with the best warranties. Every unit on our site is covered by a high quality manufacturers warranty. |
|
![]() |
We offer the absolute lowest price we can offer |
|
![]() |
We insist that you love our service. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again. |
|
![]() |
Ordering from AllProGenerators.com is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either. |
Description
Mase IS 4.04 Marine Generator
Mase IS 4.04 Marine Generator is the ultimate choice for powering your boat! This powerful generator, with a Yanmar 6.7 HP engine, delivers a maximum power of 3.2KW and continuous power of 2.9 kW. Mase Generators are the top choice for shipbuilders and boat owners looking for easy installation, high efficiency, and outstanding performance in the marine environment. With low sound levels and low emissions, Mase Generators are specifically designed and manufactured for the demands of life at sea.

Discover the unparalleled innovation and value of Mase as we design and produce top-of-the-line variable speed generators that optimize medium and high-power hybrid propulsion systems. Trust in our commitment to tailor-made projects, catered specifically to your needs, and experience the exceptional cooling system and anti-vibration mounts found in our Mariner series. With a wide range of options to choose from, our generators are ideal for both pleasure and commercial boats at all levels. Trust in Mase to elevate the performance of your vessel.
SPECIFICATIONS:
ENGINE |
YANMAR L70V |
FREQUENCY | 60 Hz |
KW | 3.2 |
RPM | 3600 |
PHASE | 1-Phase |
CYLINDERS | 1 |
HP | 6.7 |
FUEL CONSUMPTION AT 4/4 LOAD | 0.3 gal/h |
ACOUSTIC POWER | 56 dBA at 23 ft |
FRAME | Soundproof |
WEIGHT | 211.6 LBS |
DIMENSIONS |
|
(L x W x G) |
23.2 x 16 x 20.2 in |
Description:
• Marine power generator • Silenced version |
AC generator - 60Hz |
• Type: synchronous, 2-poles, self-regulated, self- • Voltage stability: ±10% excited, brushless • Frequency stability: ±5% • Battery charging output (A-V): 10-12 • Safety stop for high coiling's temperature. • Rotor dynamically balanced • Rotor and stator epoxy resin coated against external agents |
Standard Features
• Controller with digital display for full temperature warning and shutdown alarm, monitoring of generator parameters: manual high alternator temperature warning and start, Vac voltage, frequency Hz, engine rpm, shutdown alarm, alarms history, maintenance hour meter, genset battery voltage, engine warning + 10 mt connection cable oil pressure, low oil pressure alarm, engine • Emergency stop button temperature, engine pre-heating, high engine • Thermal protection |
Accessories on Request
• Siphon break • Separator and exhaust advice • Insulated two poles kit |
Noise level |
• 56 dBA @ 7mt - 23 ft |
OTHER FEATURES:
• Insulation Class: H • Cooling system: intercooler system heat exchanger (sea water/air) that provides the optimal performance temperature for the best and reliability of the gensets despite the on board allocation and the room temperature.
• Soundproof cabin made of extremely light marine aluminum with very high resistance to external agents. |
Dimensions:

Check out the Mase information and Installation Video Below!
Shipping
Shipping | This item ships to |
Delivery
![]() |
Fast Shipping in the USA. Items ship the same or next day We process orders 7 days a week to ensure the fastest shipping possible. All generators are shipped as fast as possible out of several US locations to ensure the fastest delivery. |
|
Why Buy From Us
![]() |
We Put Our Customers First We have done the research for you to find the best manufacturers with the best warranties. Every unit on our site is covered by a high quality manufacturers warranty. |
|
![]() |
We offer the absolute lowest price we can offer |
|
![]() |
We insist that you love our service. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again. |
|
![]() |
Ordering from AllProGenerators.com is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either. |
Review
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Choose Voltage and Enclosure or No Enclosure (Skid Mount)
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