Northern Lights M864W3G 25/20kW Marine Generator
€27.558,00
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Description
Northern Lights M864W3G 25/20kW Marine Generator for Sale
If you’re researching the Northern Lights M864W3G price, the Northern Lights M864W3G 25/20kW Marine Generator is a dependable marine diesel generator engineered to provide continuous onboard electrical power for motor yachts, cruising yachts, commercial fishing vessels, passenger boats, workboats, and other demanding marine applications. Designed exclusively for marine service, this generator combines a proven Lugger diesel engine with a premium brushless alternator to deliver reliable performance, low operating costs, and the long service life that has made Northern Lights marine generators one of the most respected names in marine power generation.
At Generator Plus, we’ve supplied marine generators to yacht owners, commercial operators, and marine engineers who rely on dependable auxiliary power every day. One reason Northern Lights continues to be trusted worldwide is its commitment to designing generators specifically for marine environments instead of adapting industrial equipment. The M864W3G reflects this philosophy through its heavy-duty engine, corrosion-resistant cooling system, marine-grade electrical components, and service-friendly layout that helps reduce maintenance throughout the generator’s operating life.
The Northern Lights M864W3G produces 25kW at 60Hz (1800 RPM) and 20kW at 50Hz (1500 RPM). It is powered by a durable 2.5-litre inline four-cylinder naturally aspirated Lugger diesel engine with a mechanical fuel injection system and precision governor for excellent frequency stability. Operating at lower engine speeds than many compact generators helps reduce vibration, fuel consumption, operating noise, and engine wear while providing dependable electrical output for continuous-duty marine applications.
Why Choose the Northern Lights M864W3G?
The Northern Lights M864W3G Marine Generator has earned its reputation by focusing on reliability rather than unnecessary complexity. Its naturally aspirated Lugger engine delivers dependable performance with fewer service components, making routine maintenance simpler while helping reduce long-term ownership costs.
Operating at 1800 RPM (60Hz) or 1500 RPM (50Hz) offers several practical advantages over higher-speed generators:
- Longer engine life
- Lower vibration
- Quieter operation
- Improved fuel economy
- Reduced maintenance requirements
- Reliable continuous-duty performance
The generator also features a direct-coupled brushless alternator with ±1% automatic voltage regulation, providing clean, stable electrical output for sensitive navigation electronics, communication systems, and modern onboard electrical equipment.
Key Features
- Northern Lights M864W3G 25/20kW marine diesel generator
- 25kW (60Hz) / 20kW (50Hz) continuous output
- Lugger 2.5L inline four-cylinder diesel engine
- Naturally aspirated engine
- Mechanical fuel injection
- 1800 RPM / 1500 RPM operation
- Brushless marine alternator
- ±1% automatic voltage regulation
- Heat exchanger cooling system
- Optional keel cooling available
- Gear-driven bronze seawater pump
- Stainless steel wet exhaust elbow
- Glow plug cold-start system
- Factory load tested
- Worldwide Northern Lights dealer support
Reliable Onboard Electrical Power
The Northern Lights M864W3G is engineered to provide dependable auxiliary electrical power for recreational and commercial vessels operating under demanding conditions. Its premium alternator maintains stable voltage while the Lugger diesel engine delivers the torque required to support changing onboard electrical loads.
Typical onboard applications include:
- Marine air conditioning
- Refrigeration and freezer systems
- Battery charging systems
- Navigation electronics
- GPS and radar equipment
- Autopilot systems
- Freshwater makers
- Hydraulic equipment
- Galley appliances
- Interior and deck lighting
- Communication systems
- Entertainment systems
- Engine room auxiliary equipment
- Hotel and accommodation loads
Its dependable electrical performance makes the M864W3G well suited for vessels that require reliable onboard power during extended cruising or commercial operation.
Built for Long-Term Marine Reliability
Every major component of the Northern Lights M864W3G Marine Generator has been engineered specifically for demanding marine environments. The Lugger diesel engine features a forged carbon-steel crankshaft, overhead valves, glow plugs for dependable cold starting, and a cross-flow cylinder head that improves combustion efficiency while reducing operating noise. Helical-cut timing gears further contribute to smooth and quiet engine operation.
The cooling system incorporates a cupro-nickel tube-type heat exchanger with removable end caps for simplified cleaning and maintenance. The gear-driven bronze and stainless-steel seawater pump eliminates many of the maintenance concerns associated with belt-driven systems, while optional keel cooling is available for vessels requiring a closed-loop cooling arrangement. The stainless steel wet exhaust elbow and freshwater-cooled exhaust system help improve durability in corrosive marine environments.
The brushless alternator uses Class H insulation, oversized bearings, and automatic voltage regulation to provide dependable electrical performance while minimizing maintenance requirements. Every generator undergoes factory load testing before shipment to verify cooling efficiency, engine performance, and electrical output.
Installation Considerations
Before selecting the Northern Lights M864W3G, it’s important to evaluate your vessel’s installation requirements.
Consider:
- Required frequency (50Hz or 60Hz)
- Voltage configuration
- Total electrical demand
- Peak starting loads
- Available engine-room space
- Cooling requirements
- Fuel system layout
- Exhaust routing
- Ventilation airflow
- Future electrical expansion
Proper generator sizing improves fuel efficiency, extends equipment life, and ensures dependable onboard electrical performance.
Technical Specifications
| Specification | Details |
|---|---|
| Model | Northern Lights M864W3G |
| Generator Output | 25kW (60Hz) / 20kW (50Hz) |
| Engine | Lugger 2.5L Inline 4-Cylinder Diesel |
| Aspiration | Naturally Aspirated |
| Fuel System | Mechanical Fuel Injection |
| Generator Speed | 1800 RPM / 1500 RPM |
| Cooling System | Heat Exchanger |
| Voltage Regulation | ±1% Automatic |
| Alternator | Brushless Marine Alternator |
| Dimensions (L × W × H) | 1187 × 547 × 683 mm |
| Approximate Dry Weight | 439 kg |
| Duty Rating | Continuous Marine Duty |
Specifications may vary depending on voltage, frequency, and factory configuration.
Ideal Applications
The Northern Lights M864W3G Marine Generator is ideal for:
- Cruising yachts
- Motor yachts
- Sport fishing boats
- Catamarans
- Trawlers
- Commercial workboats
- Passenger vessels
- Utility boats
- Coastal commercial vessels
- Government and research vessels
Its dependable electrical output, compact dimensions, and proven reliability make it an excellent onboard power solution for both recreational and commercial operators.
Standard Equipment
The standard factory package generally includes:
- Northern Lights M864W3G generator set
- Lugger marine diesel engine
- Brushless alternator
- Heat exchanger cooling system
- Remote generator control panel
- Wiring harness
- Flexible engine mounts
- Operator’s manual
- Installation documentation
- Manufacturer warranty documentation
Package contents may vary depending on electrical configuration and factory options.
Frequently Asked Questions
What is the Northern Lights M864W3G price?
The Northern Lights M864W3G price depends on the electrical configuration, optional accessories, and shipping destination. Contact Generator Plus for a personalized quotation.
Is the M864W3G suitable for continuous-duty operation?
Yes. The M864W3G is engineered specifically for continuous marine service aboard recreational and commercial vessels.
What are the benefits of the brushless alternator?
The brushless alternator requires less maintenance while providing stable voltage and dependable electrical output for sensitive onboard electronics.
Are genuine Northern Lights replacement parts available?
Yes. Genuine maintenance kits, filters, and replacement parts are available through the Northern Lights global dealer network.
Do you offer worldwide shipping?
Yes. Generator Plus supplies Northern Lights marine generators worldwide with secure export packaging and professional technical support.
Request a Quote
Looking for the Northern Lights M864W3G 25/20kW Marine Generator for Sale? Contact Generator Plus today to request current pricing, verify availability, or discuss your vessel’s onboard power requirements. Our experienced team can help you select the right generator configuration and arrange worldwide delivery backed by genuine manufacturer support.
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