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Hefer Silent Diesel Generator HFI25S


The Hefer Silent Diesel Generator HFI25S is designed with a composite enclosure that combines layers of hard materials to bounce sound energy back into the enclosure and soft, porous materials to absorb sound energy, converting it into heat.

These generators are rated at 25kVA, delivering reliable power for municipal, residential, and industrial installations. They are versatile and available in various sizes to suit a range of applications. Known for their rapid load handling capabilities, they can start and manage loads within seconds.

Hefer Silent Diesel Generator HFI25S units can be easily loaded in a single step and are synonymous with rugged dependability. What sets them apart is their near-silent operation, ensuring minimal noise during use, while still delivering exceptional mechanical and electrical performance.


The advantages of the Hefer Silent Diesel Generator HFI25S :

  • Noise Reduction : Minimizes noise levels for noise-sensitive environments.
  • Powerful Performance : Offers a reliable 25kVA power output for various applications.
  • Versatility : Available in different sizes to meet diverse power needs.
  • Quick Load Handling : Starts and handles loads within seconds, ensuring uninterrupted power.
  • Easy Loading : Simple, one-step loading for user convenience.
  • Rugged Reliability : Known for durability and dependable performance.
  • Low Noise Operation : Operates quietly, suitable for residential and sensitive areas.
  • Efficiency : Delivers high mechanical and electrical efficiency for effective power generation.


Prime Output (KVA/KW) 25KVA/20KW
Engine Model ISUZU JE493DB-02
Alternator Model HEFER HFR20A
Rated Output 36 KW
Rated Speed 1500 RPM
Frequency 50 HZ
Rated Voltage 400 V
Power Factor 0,8