LS120GS Soundproof Cummins 6BTAA5.9-G2 120kw Silent Diesel Generator



Detailed Product Information

Product Description

LS120GS Soundproof Diesel Generator is a high-performance power solution built to deliver 120kW (150kVA) of stable electricity for a wide range of applications. Powered by the reliable Cummins 6BTAA5.9-G2 turbocharged and aftercooled engine, this generator combines robust engineering with advanced technology to ensure consistent performance in both prime and standby settings.

Housed in a durable soundproof enclosure, it is designed for low-noise operation, making it suitable for use in urban areas, hospitals, schools, office buildings, construction sites, and remote locations.Whether you’re looking to power machinery, critical infrastructure, or serve as an emergency backup unit, LS120GS delivers the performance and peace of mind you need.

Main Features

  • Cummins 6BTAA5.9-G2 Engine – Features advanced air handling and fuel injection systems that ensure fast load response and superior performance under harsh conditions.
  • Enhanced Noise Isolation System – Not just a basic silent canopy — includes multi-layer acoustic insulation, industrial-grade mufflers, and vibration-damping mounts for ultra-low noise levels.
  • High-Altitude and Harsh-Climate Adaptability – Engineered to maintain full-rated output in high-altitude or extreme temperature environments, ideal for remote or rugged job sites.
  • Heavy-Duty Alternator with Overload Tolerance – Fitted with a Class H insulated alternator that withstands overloads and maintains voltage stability during fluctuating loads.
  • Maintenance-Friendly Modular Design – Includes wide access panels, quick-drain fuel and oil ports, and easily replaceable filters for faster servicing and lower downtime.

Generator Specification

Generator ModelLS120GS
Engine Model6BTAA5.9-G2
Rated speed1500rpm 
Fuel Consumption(L/h)26
Prime Power110KW/137KVA 
Standby Power120KW/150KVA  
Length(mm)3000
Width(mm)1140
Height(mm)1500
Net Weight(kg)1800

Silent Generator Set List

Generator ModelEngine ModelStandby PowerPrime PowerSpeed   Fuel Consumption
kWkVAkWkVArpmL/h
LS22GS4B3.9-G22228202515005
LS26GS4B3.9-G22633243018006
LS36GS4BT3.9-G23645324015008
LS40GS4BT3.9-G24050364518009
LS50GS4BTA3.9-G250634556150013
LS60GS4BTA3.9-G260755468180014
LS75GS6BT5.9-G275946885150017
LS85GS6BT5.9-G2851067594150019
LS90GS6BT5.9-G29011380100180020
LS100GS6BTA5.9-G210012590113150023
LS110GS6BTA5.9-G2110137100125150025
LS120GS6BTA5.9-G2120150110137180026
LS132GS6BTAA5.9-G2132165120150180030
LS140GS6CTA8.3-G2140175120150150030
LS160GS6CTA8.3-G2160200140175150036
LS180GS6CTAA8.3-G2180225160200150040
LS200GS6CTAA8.3-G2200250180225180041
LS220GSNT855-GA220275200250180041
LS250GSNTA855-G1A250313220275150055
LS280GSNTA855-G1280350250313180061
LS280GSNTA855-G1B280350250313150061
LS300GSNTA855-G1B300375275344180068
LS315GSNTA855-G4315394280350150068
LS330GSNTAA855-G7330413300375150073
LS350GSNTA855-G3350438320400180080
LS400GSKTA19-G3400500360450150085
LS450GSKTA19-G4450563400500150098
LS500GSKTA19-G3A5006254505631800113
LS505GSKTAA19-G55056314505631500110
LS520GSKTA19-G85206504655801500117
LS550GSKTAA19-G55506884705881800117
LS560GSKTA38-G5607005006251500122
LS570GSQSKTAA19-G35707135206501500130
LS660GSKTA38-G26608386007501500147
LS710GSKTA38-G2B7108886408001500160
LS800GSKTA38-G2A80010007289101500182
LS880GSKTA38-G5880110080010001500200
LS900GSKTA38-G2A900112580010001800200
LS1000GSKTA38-G91000125090011251500220
LS1100GSKTA50-G311001375100012501500245
LS1260GSKTA50-G312601575110013751800275
LS1320GSKTA50-G813201650110013751500294
LS1500GSKTA50-G915001875126015751800315
LS1650GSQSK60-G316502063150018751500414
LS1778GSQSK60-G417782223167720961500437
LS1800GSQSK60-G1118002250160020001500472
LS2000GSQSK60-G1320002500160020001500523

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