Specifications + Dimensions

AC Output
60 Hz, 1800 RPM,
1 Ph, 1.0 PF,
120-240 V/33.3A,
120 V/67A
8 kW
Voltage Regulation+/- 1%
(Based on SAE J1995 and ISO 3046.)
Lugger L773L Engine
TypeVertical inline
3 cylinder diesel
Displacement:69 in3
(1.13 ltr)
Bore/Stroke:3.03 / 3.19 in
(77 / 81 mm)
HP @ RPM15/1800
Approximate fuel use:
1800 RPM
@ full load
0.93 gph
(3.52 lph)
1800 RPM
@ half load
0.51 gph
(1.93 lph)
1500 RPM
@ full load
0.72 gph
(2.72 lph)
1500 RPM
@ half load
0.37 gph
(1.4 lph)
(Actual fuel consumption will vary depending on operating conditions.)
Installation Data
Fuel inlet
and return
1/4 inch NPT
Exhaust Outlet1.25 in (31.75 mm)
Weight and Height
Length:37.9 in
(965 mm)
Width:20.4 in
(520 mm)
Height:31.3 in
(797 mm)
Approximate Dry Weight:551 lbs
(250 kg)


Information and dimensions are subject to change without notice.

Contact dealer for most current installation drawings.

Features + Benefits

  • Four cycle, 3 cylinder, liquid cooled, naturally aspirated, overhead valve, industrial-duty diesel.
  • Indirect injection with glow plugs for fast cold weather starts.
  • Liquid-cooled with radiator and pusher cooling fan. Steel radiator shroud and fan guard protects the radiator and operator.
  • Fuel system is self venting.
  • In-block inline pump.
  • Stop solenoid controls the fuel rack – not throttle – to eliminate speed variance and linkage issues.
  • Engine speed governed to 5% for close AC frequency control.
  • Pintle fuel injectors with replaceable tips lower service cost.
  • Large spin-on fuel filter.
  • Flexible fuel lines routed to fuel manifold for easy tank connectivity.
  • Meets US EPA Tier IV emission requirements for cleaner air.
  • Large, replaceable air filter protects engine in dusty environments.
  • Unit mounted residential muffler.
  • Pressure lubricated. Gerotor oil pump.
  • Full flow, spin-on oil filter with bypass.
  • 5 qt. (4.9 ltr) oil capacity for better lubrication.
  • 12 volt system includes starter motor, battery charging alternator with solid state voltage regulator and DC circuit breaker.
  • Standard, unit mount S-1B control panel has engine hour meter, start-stop switch with run light and preheat switch.
  • Standard safety shutdowns for low oil pressure and high coolant temperature.
  • Dual panel relays and quick disconnect harness plug-ins. With optional Y-harness and 10, 20 or 40 foot harness extensions, allows up to six remote control panels, up to 100 feet from the set.
  • Northern Lights, direct coupled, brushless AC generator is maintenance free. 4 lead, 1 phase, 1.0 pf, 50 or 60 Hz output. 12 lead-3 phase is optional. Conservative heat rise rating: 95°C/50°C ambient.
  • Automatic Voltage Regulator is powered by dedicated AC winding for true 300% short circuit capability. Quick ±1% RMS no load to full load voltage regulation. AVR has circuit breaker protection.
  • Generator features high quality, Class “H” epoxy insulation, accessible diodes, over-sized bearing and junction box for wiring.
  • High air flow from integral fan keeps generator running cool.
  • Welded steel frame provides rigid support and ease of installation.
  • Enhanced fan guard for improved operator safety.
  • Four centerbonded mounts isolate vibration.
  • Long life, blue enamel paint finish.
  • Full load testing at factory ensures touble-free operation
  • Operator’s and parts manuals provided with each set.
  • Custom shipping crate and carton.
© Northern Lights, Inc. 2018