640kW Top Quiet Generator | Ultra-Quiet Diesel Power

GENERATOR SET SPECIFICATIONS

Gensets		ENGINE		Alternator		Customization		Option
Rated Power	800KVA/640KW	Engine Model	KTA38-G2B	Alternator Model	VG-404C	Voltage:	110V-660V	ATS
Standby Power	880KVA/704KW	Brand	CUMMINS	Rated power:	640KW	Phase:	Single Phase/ Three Phases	Remote Control
Frequency	50Hz	Engine Power	711KW	Standby Power:	880KVA	Alternator:	Stamford/ Leroy Somer/Marathon	Charger
Speed	1500 RPM	Cylinder	12	Insulation Class:	H	Control Panel:	Smartgen/Deep sea	Jacket Heater
Fuel	Diesel	Fuel Consumption	200 g/kW.h	Protection Class:	IP23	Fuel Tank Volume:	According To Requirements	Oil Heater
Digital Controller	Smartgen 6120N	Displacement	38L					Trailer

DOWNLOAD DATA SHEET

Gensets	Download
Diesel Generator Set Data Sheet	EM-C880 data sheet.pdf
Engine Data Sheet	CUMMINS Engine KTA38-G2B.pdf
Alternator Data Sheet	Alternator VG-404C 880KVA 50HZ.pdf

640kW CUMMINS Top Quiet Generators | Ultra-Quiet Diesel Power with 12-Cylinder Refinement

For large-scale commercial and industrial facilities where power demands meet strict noise ordinances, selecting the right generator requires balancing massive output with acoustic discretion. Data center campuses, major hospitals, luxury residential complexes, and corporate headquarters demand top quiet generators that deliver exceptional reliability without disturbing the surrounding environment. The 640kW model from EMEAN POWER, powered by the advanced CUMMINS KTA38-G2B engine, represents the pinnacle of quiet power generation in the 600kW+ class.

This unit is engineered for 50Hz power systems, operating at 1500 RPM to meet international commercial standards. The CUMMINS KTA38-G2B engine features a massive 38-liter displacement with a 12-cylinder configuration—delivering 711kW of engine power with a prime output of 640kW (800kVA) and a standby capacity of 704kW (880kVA). The inherent balance of a V12 architecture delivers exceptional smoothness and reduced mechanical vibration, creating the ideal foundation for achieving top quiet generators status in this power category.

Acoustic Excellence at Scale

What distinguishes this unit among top quiet generators is its advanced multi-layered approach to noise reduction. The industrial-grade soundproof canopy incorporates premium acoustic foam with optimized density, combined with industrial silencers strategically engineered to target both mechanical and exhaust noise. The 12-cylinder engine’s natural balance significantly reduces vibration transmission, while anti-vibration dampers and solid damping feet isolate the unit from the mounting surface. The modular ventilation design minimizes fan noise while maintaining superior cooling efficiency—critical for top quiet generators of this power class operating in urban environments or residential-adjacent commercial districts.

Power and Efficiency at Scale

With a fuel consumption rate of just 200 grams per kilowatt-hour, this unit balances substantial power output with exceptional operational economy—making it one of the most efficient top quiet generators in its class. The 8-10 hour runtime on the base-frame fuel tank ensures uninterrupted operation during prolonged outages, while the high-efficiency filtration system protects the engine from contaminants. The KTA38-G2B platform’s legendary durability means these top quiet generators also deliver exceptional longevity and lower total cost of ownership.

Intelligent Control for Unattended Operation

The Smartgen 6120N digital control panel provides comprehensive system visibility. Real-time monitoring tracks oil pressure, coolant temperature, battery voltage, and load percentage. Automatic protection features include overcurrent shutdown via the MCCB air circuit breaker, low oil pressure alerts, and high-temperature warnings.

Built for Premium Durability

The brushless alternator features H-class insulation and IP23 protection against moisture and dust. The heavy-duty steel chassis incorporates 5mm thickened bent construction with double-layer powder coating for superior corrosion resistance. The soundproof canopy with premium acoustic foam ensures discreet operation in noise-sensitive environments.

Flexible Configuration for Specific Needs

Voltage outputs range from 110V to 660V in both single-phase and three-phase configurations. Customization options include Stamford, Leroy Somer, or Marathon alternators; Smartgen or Deep Sea control panels; automatic transfer switches; and cold-start kits. With ISO9001 and CE certifications, a one-year warranty, and a global service network, these top quiet generators deliver the massive 640kW output, 12-cylinder refinement, and acoustic discretion that premium facilities demand.

FEATURES

1.Power by Brand new water cooled diesel engine
2.Brushless alternators (Class H, with AVR)
3.Working condition: 0℃～+40℃ (Antifreeze system needed if below 0℃)
4.Base frame fuel tank for continue 8-10hrs running
5.Digital control panel with auto protection
6.MCCB air circuit breaker for over current shutdown
7.Industrial silencer for silent type generator sets
8.Humanized design, simple operation, easy maintenance
9.Ventilation parts are designed with modular principles
10.Soundproof canopy which lined with sound reducing foam
11.All metal canopy parts are painted by powder foam
12.Glass Panel window
13.Lockable doors on front and back side for easy maintenance
14.Easy maintenance and operation
15.Easy lifting and moving, there is forklift hooks and crane holes on chassis
16.External emergency stop button
17.Steel chassis and anti-vibration pads
18.Includes diesel level sensor information to the controller

Top Quiet Generators Factory

EMEAN POWER is a well-established enterprise with three subsidiaries: Fuzhou Emean Electric Machinery Co., Ltd., Fujian Epos Electric Machinery Co., Ltd.and Fujian Epos Technology Co., Ltd. Currently, we have two factories and one factory under construction.

To date, we have established cooperative relationships with more than 10,000 customers, and our business covers more than 100 countries and regions around the world.

Learn more

Top Quiet Generators Exhibition

Learn more

Top Quiet Generators Details

Top Quiet Generators Spare Parts

Digital control panel	Electronic Components	Thicken Chassis	Corrosion Resistant Radiator	Solid Damping Foot	Filter
Integrated digital, intelligent technology, compact structure, simple wiring, high reliability.	Cooperate with well-known electronic component manufacturers such as DELIXI and CHINT to provide customers with long-life,high-quality and very accurate machines	5MM thickened bent chassis, double-layer painting, improve corrosion resistance. Prevent the unit chassis from being corroded	High quality and low noise radiators, with anti-rust paint to add, ensure that your machine will never old, mildew, corrosion resistance, safety.	Solid damping foot is stamping forming by 3-5 mm high strength steel plate, with metal cover to protect rubber.	More than 99.5% of filtration efficiency

Top Quiet Generators Alternator

Our alternator:	Other factory alternator:	Our silicon steel sheet:	Other factory alternator:
100% copper wire brushless alternator Or original STAMFORD alternator.	Brush alternator with low quality.	Use high quality cold rolled silicon steel sheet	Use low quality hot rolled silicon steel sheet

Top Quiet Generators Engine

Our engine:	Other factory engine:	Our Radiator:	Other Radiator:
Branded powerful engine,with global warranty service.	No Certified, no quality guarantee.	High quality and low noise radiators, with anti-rust paint to add, ensure that your machine will never old, mildew, corrosion resistance, safety.	Low quality, high noise radiator, parameter falsification

Top Quiet Generators Feedback

You Are Currently Here! > Home > GENERATOR LIST > Diesel Generator > Standard Type > CUMMINS 16KW-780KW > 640kW Top Quiet Generator | Ultra-Quiet Diesel Power

640kW Top Quiet Generator | Ultra-Quiet Diesel Power

MOQ: 1set
Payment: T/T, L/C,Credit Card
Shipment: 30 days for production or 3days for stock
Package Instruction：Foam film wrapping/Export wooden box
Customized Service: Support(Color, Logo, Style...)
Qualification: ISO9001,CE, SASO
Warranty: 1 year / 1200 running hours

640kW CUMMINS Top Quiet Generators | Ultra-Quiet Diesel Power with 12-Cylinder Refinement

Your Trusted Generator Manufacturer!

You Are Currently Here! > Home > GENERATOR LIST > Diesel Generator > Standard Type > CUMMINS 16KW-780KW > 640kW Top Quiet Generator | Ultra-Quiet Diesel Power

640kW Top Quiet Generator | Ultra-Quiet Diesel Power

MOQ: 1set Payment: T/T, L/C,Credit Card Shipment: 30 days for production or 3days for stock Package Instruction：Foam film wrapping/Export wooden box Customized Service: Support(Color, Logo, Style...) Qualification: ISO9001,CE, SASO Warranty: 1 year / 1200 running hours

640kW CUMMINS Top Quiet Generators | Ultra-Quiet Diesel Power with 12-Cylinder Refinement

Your Trusted Generator Manufacturer!

We take your privacy very seriously

MOQ: 1set
Payment: T/T, L/C,Credit Card
Shipment: 30 days for production or 3days for stock
Package Instruction：Foam film wrapping/Export wooden box
Customized Service: Support(Color, Logo, Style...)
Qualification: ISO9001,CE, SASO
Warranty: 1 year / 1200 running hours