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Combo Generator Water Trailer

Generator Combo Trailer

Mobile Water, Power, and Lighting Solution

Introducing the Express Combo Water Wagon – a DOT-approved industrial trailer meticulously designed to meet the demands of construction sites, oil fields, and remote work camps. This versatile trailer features a 500-gallon water tank, a powerful 20 kW generator, and a 26-foot 8-inch light tower, ensuring a reliable supply of water, electricity, and illumination for your operations. Additionally, the trailer includes a 240-gallon fuel tank, providing the generator with enough fuel to run continuously for up to 300 hours.

If you are looking for water trailer, we have that in stock as well. Please take a look at our complete selection of trailers on the Water Trailer page.

Looking for water trailer? We can help! Call us at 1-863-270-8118 or contact us to discuss your needs.


Generator Combo Trailer Detail

The Express Combo Water Trailers Water Wagon is designed with advanced features to enhance its functionality in industrial environments. Equipped with heavy-duty axles and off-road tires, this trailer easily navigates rough terrains, making it ideal for remote and challenging work sites. A user-friendly control panel allows for quick adjustments of the generator and light tower, ensuring adaptability to changing conditions on-site. Additionally, the trailer includes multiple hose connections and a high-pressure pump, facilitating efficient water distribution for tasks such as dust suppression, equipment cleaning, and emergency firefighting.

Generator Combo Trailer Features

The Express Combo Trailer isn't just a generator, light, or water trailer. It's all three rolled into one super useful package.

  • DOT trailer with surge brakes; constructed of 7″ channel iron
  • 500 Gallon water tank with 5 GPM, 45 PSI water pump and pressure tank
  • 240 Gallon fuel tank for up to 300 hours operation
  • Allmand Maxi-lite II 20 kW V-Series generator
  • 320″ hydraulically raised light tower with 4-320 watt LED fixtures
  • Isuzu 4LE2T, Tier 4 Final, 40.2 hp

Generator Combo Trailer Specifications

Water Trailer Express 500 Combo Trailer
Weight (empty) 5,240 lb
Weight (full) 11,500 lb
GVWR 14,000 lb
Tandem Slipper Spring Axles 7,000 lb Axles/8,000 lb Springs
Tires 235/80R16
Surge Brakes Actuator 20,000 lb, 2 5/16” ball or 3” Ring
Length 228”
Width 83”
Transport/Extended Height 110” (transport), 27’ (extended)
Trailer Frame 7” Channel Iron with Recessed Lights
Water Tank 500 Gallons (black)
Diesel Tank 240 Gallons
Water System Flojet 5 GPM, 110 V, 45 PSI
Pressure Tank Two-Gallon Tank for Constant Pressure
ALLMAND MAXI-LITE II 20 kW V/ SERIES
Engine Isuzu 4LE2T, Tier 4 Final, 40.2 hp
Generator 20 kW single-phase 120/240V generator
Starting 12V electric; pre-heat cold starting system
Lighting 4-320 watt LED fixtures
Electrical Alternator (generator): 60 Hz, (ML 20--15kW, 1-phase)
Circuits: hard-wired electrical 1-60 AMP - main disconnect 2-20 AMP/120V
Duplex 3-30 AMP/240V/4-wire Twist Lock 2-50 AMP/240V/RV Outlet

Support Documents

Looking for water trailer? We can help! Call us at 1-863-270-8118 or contact us to discuss your needs.


Generator Combo Trailer Applications

Constructed with high-quality materials and a corrosion-resistant coating, the Express Combo Water Wagon is built to withstand harsh environments and extend its lifespan. The optional freeze protection module ensures that all water components remain functional even in freezing temperatures, providing uninterrupted operation in colder climates. Meeting stringent potable water standards, the trailer guarantees that the water supply is safe for drinking and other essential uses. This comprehensive solution is crucial for maintaining productivity and safety at industrial worksites, offering reliable water, power, and lighting for a wide range of applications.

  • Dust Suppression: Effectively control dust on construction sites and mining operations.
  • Equipment Cleaning: Provide a reliable water source for washing machinery and tools.
  • Emergency Fire Fighting: Quickly respond to fire emergencies with a high-pressure pump and fire hose.
  • Remote Water Supply: Transport large volumes of water to remote locations or work camps.
  • Pre-Wetting for Fire Prevention: Apply water to areas at risk of catching fire to reduce hazards.
  • Agricultural Use: Water livestock and crops efficiently on farms and ranches.
  • Lighting for Night Operations: Illuminate work areas during night shifts or low-light conditions.
  • Temporary Power Supply: Power tools, equipment, and temporary structures with the on-board generator.

Explore our full range of Water Trailers and DOT-Compliant Trailers to find the perfect solution for your specific applications.

Looking for water trailer? We can help! Call us at 1-863-270-8118 or contact us to discuss your needs.


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For immediate assistance, call: 863-270-8118 during business hours are Monday to Friday, from 8am to 8pm (Eastern Time). Rest assured that a knowledgeable and friendly team member will respond to your inquiry as quickly as possible within these hours. 

At WATER-STORAGE-TANK.COM, we specialize in providing high-quality water storage solutions for a wide range of applications. From residential and agricultural needs to commercial and industrial projects, we offer an extensive selection of water tanks, trailers, and accessories to meet your specific requirements. Our mission is to deliver durable and reliable products that are built to last while offering exceptional customer service and expert support. Whether you need a single tank or a complete system, Water-Storage-Tank.com is your trusted partner for all your water storage needs.