QSL9 I-Range generator

QSL9 I-Range

Frequency (Hz) 50, 60
Certification N/A
Fuel Type Diesel
Rated for kW kVA
Standby 240-300 300-370
Prime 216-270 270-338


Residential Home Standby Commercial Industrial


  • This Cummins commercial generator set is a fully integrated power generation system, providing optimum performance, reliability, and versatility for stationary Standby and Prime Power.Cummins heavy-duty engine - Rugged 4-cycle industrial diesel delivers reliable power, low emissions, and fast response to load changes.                           
  • Optional Permanent Magnet Generator (PMG) - Offers enhanced motor starting and fault clearing short circuit capability.                            
  • Alternator - Low reactance 2/3 pitch windings; low waveform distortion with non-linear loads, fault clearing short-circuits capability, and class H insulation.                            
Engine 4 cycle, in line, turbocharged, charge air-cooled 
Bore 114mm (4.5in.)
Stroke 145mm (5.7in.)
Displacement  8.8 litre (543 in3)
Cylinder Block Cast Iron, 6 cylinder 
Battery capacity 100 AH
Battery charging Alternator 70 amps
Starting Voltage 24 Volt, negative ground 
Fuel system Direct Injection
Fuel Filter Spin-on fuel filters with water separator, StrataPore, extended life 
Air cleaner type  Medium duty, dry replaceable element, OptiAir technology, 2 stage air filters
Lube oil filter type(s) Spin on full flow filter, StrataPore technology, extended life
Standard cooling system 113°F (45°C) ambient radiator for QSL9- G13 powered sets 


Generator Model Engine Model Hz Prime kVA / kW Standby kVA / kW Fuel Type Certification Data Sheet Title
C300D5I QSL9-G5 50 270 / 216 300 / 240 Diesel N/A QSL9 I-Range
C330D5I QSL9-G5 50 300 / 240 330 / 264 Diesel N/A QSL9 I-Range
C350D5I QSL9-G13 50 315 / 252 350 / 280 Diesel N/A D-6601 QSL9 I-Range
C250D6I QSL9-G5 60 281 / 225 312 / 250 Diesel N/A QSL9 I-Range
C275D6I QSL9-G5 60 310 / 248 344 / 275 Diesel N/A QSL9 I-Range
C300D6I QSL9-G5 60 338 / 270 370 / 300 Diesel N/A QSL9 I-Range
  • Full authority electronic engine with superior power to weight ratio
  • Alternator - Superior Efficiency with H class insulation
  • Cooling system with higher ambient capability
  • Integrated fuel tank for uniterrupted operations
  • 4 point lifting
  • Advanced microprocessor based  sync compatible Controller
  • Unique enclosure design with enhanced system performance

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