OPTI4000DE - 4000 Watt  Open Frame Diesel Generator
OPTI 4000W Diesel Open Frame Diesel Generator
Preview User's Manual  

Wireless Remote Start & Optional Wireless Remote Glow Plug

Great Quality & Excellent Service You can trust!

We are proud of introducing our latest model OPTI4000DE 4000 watt open frame Diesel Generator. It has new added features of external fuel filter system for easy maitenance and NEMA L5-30R for 120A@ 30A for RV.

It has standard features of electric start, wireless remote start and manual glow plug with optional wireless glow plug. With the help of diesel generator with both wireless remote start and glow plug, you would enjoy warmth or cool whenever in hot summer or cold winter. All you need to do is just to press buttons in RF key to remote power glow plug on/off, remote start or shut off your generator. The remote control unit works at least 100 feet away. So, imagine you stay in a hotel, you can remote start your generator far away from your room to warm up or cool down your cab before you drive. What a nice convenience!

110V~240V for both 60Hz and 50 Hz versions available. If interested in 50 Hz unit, please contact us for detailed information.

8.0" Big Solid Wheels for Easy Moving either on Construction Site or on Gravel Road in Rural Areas(Please refer to new control panel below).
Control Panel (Turn key switch counterclockwise to HEAT position to warm up cold air, also see glow plug below for more information.)
Glow Plug(Preheater) Helps You Out of Frigidity in Winter.
Genuine Glow Plug Installed in the Air Intake Passage, Safe & Powerful! No Cheap & Dangerous Electric Resistance Wire Used.
Glow Plug Glows in Darkness.

Wireless Remote Control Unit (Duplicate RF Keys Available with Extra Charge)

NEWLY DEVELOPED FEATURE: Wireless Remote Glow Plug.

Two sets of ON and OFF buttons used for remote starting engine and turning on glow plug respectively, Set 1 for starting engine and Set 2 for controlling glow plug, Sets 1& 2 are interlocked each other and only one set of ON & OFF works at a time, Set 2 is programmed for preheating glow plug 25 Sec and glow plug will automatically power off after 25 Sec, you can also DEPRESS OFF button in SET 2 for power off earlier. This new featured remote starter costs an extra $75.00.

If you do not want to manually turn the key or press glow plug button for preheating cold air in cold winter season while keeping you warm indoors, please consider adding this new optional feature.


Generator Type Brushless(or Brush), 2-pole, Single Phase
Voltage regulator Capacitor(or AVR)
Max Output 4000 Watt
Rated Output 3500 Watt
Rated Amps 29A@120V,14.5A@240V,8.3A@12V(DC)
Engine (KS178FAE):
Engine Type 4-Stroke, Air-cooled, Single Cylinder, OHV
Displacement 296cc
Max Output 8HP/3600rpm/60Hz
Fuel Diesel
Fuel Tank Capacity 3.3 Gal
Continuous Operation Hours 12
Ignition System Direct Fuel Injection
Starting System Electric Start/Recoil start/Remote Start with Glow Plug(Optional Remote Glow Plug)
Operation Noise Level(7m) 80dB
Compression ratio 19:1
Lube SAE15W40 Synthetic Diesel Engine Oil
Electric Outlets:
NEMA Rating

2 x NEMA 5-20R for 120V @ 20A, 1 x NEMA L5-30R for 120A@ 30A, 1 x NEMA L14-30R for 120/240V @ 30A and 1 x DC12V @ 8.3A

Gross Weight (lb) 212, dry
Product Dimensions (inches) 27.2 x 18.5 x 21.9
Carton Dimensions (inches) 28.2 x 19.1x 23.4
 Standard Features
  • Electric start,Recoil start and Remote Start with Glow Plug(Preheater)
  • Large fuel tank with 12 hours continuous Operating Capability
  • Automatic Voltage Regulator
  • Automatic Shutdown for Low Oil Pressure
  • Vibration Isolation Mounting between Engine/Alternator Feet & Base Frame
  • Reduced Vibration and Improved Durability
  • Non-fused Breaker Protection for AC
  • Overload Protection and Convenience
  • AC Voltmeter,120V/240V switch
  • DC 12V Charging System(car/boat batteries)
  • Low Fuel Indicator, Low Oil Alert
  • Ground Fault Interrupter
  • Dependable, Maintenance Free Alternator
  • Advanced Direct Fuel Injection System
  • Provides Low Fuel Consumption
  • All American Standard Receptacles
  • Vertical One-man Mobile Unit Featuring Rugged Construction
  • Includes Battery and Hour Meter