Why should I add engine oil into the spark plug hole?

Adding oil inside the cylinder will prevent it from rusting. This should be done if you do not plan to use your generator for a long period.

How often do I need to run my generator?

We recommend running your generator under load once a month to help keep the engine and fuel system in good working condition.

Can this generator be used as a backup power solution?

Yes. It provides dependable backup power to help keep essential equipment running during power outages.

Is this generator suitable for noise-sensitive environments?

Yes. The soundproof enclosure helps reduce operating noise, making it a reliable silent generator for commercial facilities and industrial applications.

Industrial Diesel Generator with Silent Design

FIRMAN SDG50FS 50kVA diesel generator - commercial industrial series

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FIRMAN

COMMERCIAL INDUSTRIAL USE

BUMBLE BEE SERIES

SERIES

Commercial Industrial Series

Reliable industrial diesel generator for commercial, construction, and backup power applications.

FIRMAN SDG50FS silent box generator with soundproof canopy

FIRMAN Industrial backup generator interior view with control panel

Specifications

Full specifications for this 50kva generator, engineered for heavy duty commercial and industrial backup power.

Frequency (Hz)

Prime Power

40kW/50KVA

Standby power

44kW/55KVA

Rated Voltage (V)

230/400 V

Rated Current

72A

Rated Rotation Speed

1500 r/min

Protection Class

IP23

Cylinders

Cooling mode

Water cooled

Noise Level @7m

70 dB(A)

Fuel Tank Capacity

105L(≥8h)

Dimensions (LxWxH)

2200X950X1250 mm

Net Weight

1000 kg

FEATURE DISPLAY

ROBUST AND DURABLE
Compact, robust, and flexible structure ensures long service life and quiet operation. Thicker paint treatment provides excellent rust resistance in harsh environments. Waterproof, soundproof, flame-resistant, and heat-resistant construction with heavy-duty rockwool insulation makes it an ideal soundproof generator for demanding industrial applications. Pressure-locked doors ensure a watertight seal.

DESIGNED TO BE EASILY TRANSPORTED
Lifting hooks and forklift access are standard on all units, helping simplify transportation and reduce handling costs.

EASY TO USE
Simple and intuitive control panel with built-in monitoring provides real-time operating information. An optional digital controller offers multiple configurable modes for reliable operation across a wide range of applications.

FAQS

Generators can be used in various weathers and temperatures, but it should be protected from short circuit and rusting. NEVER run a generator indoors.