Description
Pulsar 25kVA Silent Diesel Generator (DG20000SE-3): The 2-Piston Industrial Powerhouse
When your operations demand unwavering reliability and massive power reserves, the Pulsar DG20000SE-3 25kVA Silent Diesel Generator delivers. This is not a standard portable unit; it is an industrial-grade energy solution featuring a high-performance 2-piston (Twin-Cylinder) engine. Capable of producing a maximum output of 25kVA (20kW), it is designed to serve as the primary backup for large commercial facilities, manufacturing plants, and luxury apartment complexes.
The DG20000SE-3 combines the fuel efficiency of diesel with Pulsar’s “Super Silent” engineering, ensuring that even at full load, the noise levels remain controlled. Whether you are running a multi-story building or sensitive 3-phase industrial hardware, this generator provides the stable, “clean” power required to keep your business moving.
The Advantage of the 2-Piston (Twin-Cylinder) Design
Most generators in lower brackets use a single cylinder, which can struggle with vibration and heat. The 2-piston configuration in the DG20000SE-3 provides:
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Smoother Power Delivery: Balanced piston movement significantly reduces engine vibration and mechanical wear.
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Higher Torque Recovery: Better able to handle “surge loads” from large motors and compressors without a drop in frequency.
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Extended Service Life: A dual-cylinder engine operates more efficiently at lower RPMs compared to smaller engines pushed to their limits, ensuring decades of service.
Technical Specifications & Performance
| Feature | Specification |
| Maximum Output | 25kVA / 20.0kW |
| Rated Output | 22.5kVA / 18.0kW |
| Engine Type | 2-Piston, V-Twin / Inline Water-Cooled Diesel |
| Voltage Output | 400V (Three Phase) / 230V (Single Phase) |
| Starting System | Electric Start (ATS Integrated Ready) |
| Fuel Tank Capacity | 50L – 60L (Industrial Long-Run Tank) |
| Noise Level | 70-75dB @ 7m (Super Silent Canopy) |
| Cooling Method | Forced Air / Liquid Cooled System |
| Frequency | 50Hz / 60Hz |
Product Highlights
1. Ultra-Silent Acoustic Enclosure
Despite the massive 25kVA output, the unit is encased in a premium weatherproof, sound-attenuated canopy. The interior is lined with high-density, fire-retardant acoustic insulation, while the exhaust system utilizes a dual-stage industrial silencer to ensure the generator can be installed near residential or office windows without causing disruption.
2. Advanced Three-Phase Precision
The DG20000SE-3 is a true 3-Phase (400V) machine, making it essential for properties with:
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Elevators and Lifts: Smoothly handles the high-starting current required by vertical transport.
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Industrial Pumps: Perfect for large-scale irrigation or borehole applications.
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Commercial Chillers: Capable of running massive refrigeration units for warehouses or supermarkets.
3. Intelligent Digital Management System
Equipped with a state-of-the-art Smart Control Panel, this generator provides a real-time health check of your power system. Users can monitor oil pressure, engine temperature, battery voltage, and load percentage. The panel also includes a built-in ATS (Automatic Transfer Switch) controller port, allowing for easy automation with an external ATS panel.
4. Heavy-Duty Protective Systems
To protect your investment, Pulsar has integrated a suite of safety features, including:
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Low Oil Pressure Cut-off: Kills the engine immediately if lubrication fails.
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Thermal Overload Protection: Prevents the alternator from burning out during extreme usage.
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High-Temperature Sensors: Automatically shuts down the unit if the engine exceeds safe operating temperatures.
Primary Applications
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Commercial Buildings: Powering banks, retail malls, and server rooms.
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Healthcare Facilities: Essential backup for diagnostic imaging machines and operating theaters.
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Construction & Mining: Reliable on-site power for heavy-duty tools and temporary office blocks.
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Luxury Estates: Capable of powering 5+ large homes or a complete gated community’s security and lighting.





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