QSL9-G9 for Rental

Frequency (Hz) 50, 60
Certification EPA Tier 4F
Rated for kW kVa
Standby 275-294 235-344
Prime 250-284 227-313


Rental Generators

Available Regions

US and Canada


This Cummins® Rental package is a fully integrated mobile power generation system, providing optimum performance, reliability, and versatility for Standby and Prime Power applications.

Engine model: QSL9-G9

Alternator data sheet: HCI434E (208/240/480)

Tier rating: Tier IV

Design: 4 cycle, in-line, turbocharged and after-cooled

Bore: 114 mm (4.5 in.)

Stroke: 145 mm (5.7 in.)

Displacement: 8.9 liters (543 in3)

Cylinder block: Cast iron, in-line 6 cylinder

Battery capacity: 2 x 760 cca

Battery charging alternator: 70 amps

Starting voltage: 24 volt, negative ground

Fuel system: Direct injection HPCR system

Fuel filter: Spin on fuel filter with water separator

Air cleaner: type 2-stage, dry replaceable element with dust ejector

Lube oil filter type(s): Single spin-on, full flow

Standard cooling system: 122 °F (50 °C) ambient radiator

Generator Model Engine Model Hz Prime kVA / kW Standby kVA / kW Genset Controller Certification Spec Sheet
C275D2RE 50 227 / 284 235 / 294 EPA Tier 4F NAS-5959-EN
C275D2RE 60 313 / 250 344 / 275 EPA Tier 4F NAS-5959-EN

Cummins diesel engines

  • U.S. Tier IV Final and EU SIIIa certified Cummins QSL9-G9 engines which meet emissions limits without the use of a Diesel Particulate Filter (DPF)
  • Dual speed engine for operation at 50 or 60 Hz
  • Advanced electronic engine controls with integrated after-treatment system provide superior fuel efficiency while reducing emissions
  • High-pressure common rail fuel system reduces engine noise and smoke
  • Cummins Direct Flow™ air filtration offering improved air management, longer service life, and easier serviceability
  • 2-stage fuel filtration with optimum particle and water separation

Control features

  • The most advanced, reliable and capable generator set control system on the market today
  • PowerCommand 3.3© with Masterless Load Demand (MLD) technology enables smartly adapting power to match varying load demand. MLD capable generators allow sharing of information among paralleled generator sets
  • Controls provide precise frequency and voltage regulation, alarm and status message display in one easy to operate customer interface

Engine controls

  • Oil pressure and coolant temperature gauge
  • Fuel level gauge, Diesel Exhaust Fluid (DEF) level gauge and battery voltage gauge
  • Hour meter
  • Engine control module includes remote start capability

Stamford alternators

  • 12-lead reconnectable alternators fitted with voltage selection switch
  • Permanent magnet excitation for improved performance in non-linear load applications

Rental package enclosure

  • Camlock distribution panel
  • Sound attenuated, white powder coated lockable enclosure
  • 24 hour fuel tank (75% Prime) with gauge
  • Roof mounted, single point lift
  • Cooling system rated for 122 °F (50 °C) at 100% Standby ambient
  • Complete engine fluid containment reservoir
  • 4 position voltage selector switch (277/480 or 139/240 or 120/208 VAC 3 phase or 120/240 VAC 1 phase) 
  • Shore power (15 A/120 V) – for coolant heater and battery charger
  • Conveniently located analog gauges and heated Human Machine Interface (HMI) display

Rental package options

  • Optional Auxiliary Fuel and DEF connections
  • DOT approved electric brake trailer with heavy duty center mounted jack, ball or pintle hitch
  • DOT approved hydraulic brake trailer with heavy duty center mounted jack, ball or pintle hitch

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