HOWO 20 CBM water sprinkler tanker (also called street watering truck, dust suppression vehicle, or municipal water spraying truck) is built for road watering and dust control work. Common applications include wetting down dusty urban roads, watering green belts and landscaping areas, or spraying construction sites to reduce airborne particles.
With a 20000L Q235 steel tank and 370 HP Euro II engine, this HOWO water bowser truck covers long routes without frequent refills. It serves municipal maintenance teams, construction contractors, and industrial facility operators looking for reliable daily watering equipment.

*HOWO 370HP 20000L 6x4 Water Sprinkler Tanker*
CS Factory is a professional manufacturer in the truck area.
Guarantee all products are brand new and High-Quality.
» I. Product Definition and Introduction:
Manufacturer: CS TRUCKS
Features:
✧ Chassis: SINOTRUK 6×4 chassis with 370 HP WD615.47 Euro II diesel engine
✧ Water Tank: 20000L capacity, 5mm Q235 steel, dual-compartment structure for extended watering routes
✧ Water Pump: WEILONG 80QZF-80/60S, 60 m³/h flow, 90m head, self-priming in 1.5 minutes
✧ Sprinkler System: 45m water cannon, 14m front spray, 13m rear spray for multi-angle coverage
✧ Operation Scope: Urban road watering, construction site dust control, green belt irrigation, industrial yard spraying




» II. Product Parameters for HOWO Water Spraying Truck
| Product Name | 20000L Reliable Pump Water Sprinkler Truck HOWO | ||
| Overall | Vehicle Model | CS5250GSS | |
| Drive Type | 6*4 | ||
| Gross Vehicle Weight | 25000 kg | ||
| Curb Weight | 10800 kg | ||
| Front axle loading capacity | 9000 kg | ||
| Rear axle loading capacity | 2*16000 kg | ||
| Maximum Speed | 110 km/h | ||
| Overall Dimensions L*W*H(mm) | 10650*2550*3650 mm | ||
| Engine | Engine Model | WD615.47 | |
| Fuel Type | Diesel | ||
| Power | 370 HP(273KW) | ||
| Emission Standard | Euro II | ||
| Displacement | 9726 ml | ||
| Engine Type | 6 cylinders in line, water cooling, turbo-charged diesel engine, intercooling | ||
| Chassis | Chassis Brand | SINOTRUK | |
| Tire No. | 10+1 | ||
| Tire Specification | 12.00R24 | ||
| Wheelbase (mm) | 4575+1400 mm | ||
| Gear Box | HW19710 transmission,10 forward and 2 reverse | ||
| Steering Wheel | Left hand drive | ||
| Brake | Air brake | ||
| Radiator | Suitable for tropical climate | ||
| Tank | Capacity | 20000L | |
| Structure | Tank material | 5mm, Q235 steel | |
| Pipe | Galvanized pipe | ||
| Discharge nozzle | SS, at side bottom of tank, quick coupling | ||
| Discharge nozzle option | Stainless steel faucet | ||
| Water Pump | Model | WEILONG 80QZF-80/60S pump | |
| Flow rate(L/m): | 60m3/h | ||
| Head of delivery(m) | 90m | ||
| Self-priming function(min/4m) | 1.5 | ||
| Efficiency(%) | 0.95 | ||
| Related rotate speed(r/min) | 1180 | ||
| Matched power(kw) | 22 | ||
| Water Sprinkler System | Front sprinkler jet | 14m | |
| Rear sprinkler jet | 13m | ||
| Rear sprinkler nozzle range | 12m | ||
| Water cannon range | 45m | ||
| Water time | >5 minutes | ||
| Working condition | Flow≥60L/m, 1.55Mpa | ||
| Max working pressure | ≥0.9Mpa | ||

» III. Product Description

HOWO 20 CBM Water Sprinkler Truck Chassis
➤ Cabin:SINOTRUK 6×4 standard cab, single cabin with sleeper, A/C and power steering
➤ Engine:WD615.47, 370 HP, inline 6-cylinder, 9.726 L displacement, Euro II
➤ Transmission: HW19710, 10 forward and 2 reverse
➤Tires: 12.00R24, 10 wheels plus 1 spare
➤Wheelbase:4575+1400 mm
HOWO 20 CBM Water Tank – Tank & Pump System
➤ Water Tank: 20000L capacity, 5mm Q235 steel, dual-compartment design for road watering and dust suppression.
➤ Water Pump: WEILONG 80QZF-80/60S, 60 m³/h flow, 90m head, self-priming in 1.5 minutes.
➤ Sprinkler System: 45m water cannon, 14m front spray, 13m rear spray for multi-angle coverage.
➤ Discharge System: Stainless steel discharge nozzle at side bottom with quick coupling for efficient water delivery.

» IV. How to Operate a HOWO Water Sprinkler Truck Pump
1 PRIME
Before initial start-up or after draining, fill the pump casing with clean water. Do not run dry.
2 DRIVE
The vehicle PTO drives the impeller through the drive shaft and gearbox.
3 SELF-PRIME
Water recirculates with suction-line air until the air is separated and discharged.
4 PRESSURIZE
The impeller increases water velocity; the casing converts velocity into pressure.
5 DELIVER
Pressurized water flows through the outlet and control valves to the spray system.



Product Details

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HOWO vacuum sewage suction truck manual multi‑way hydraulic valve

HOWO 4x2 municipal cleaning vacuum truck

HOWO 4x2 wastewater vacuum tanker suction & discharge pipe

HOWO 4x2 sludge removal suction truck hydraulic oil Tank

HOWO sewage collection tanker mounted toolbox
» Ⅴ. HOWO 20 CBM Water Sprinkler Truck Solutions




Ⅵ. How to Operate a HOWO Water Sprinkler Truck
➢ Step 1: Preparation: Start the engine, wait for air pressure to reach 6-8, then depress the clutch and engage the PTO to start the water pump.
➢ Step 2: Valve Rules: Perpendicular to the pipe = Closed; Parallel to the pipe = Open.
➢ Step 3: Pumping Water In: Close Valve 2, open Valve 3 (red dot to B) and Valve 1; connect the water source to Valve 1.
➢ Step 4: Fire Hydrant Refill: Keep the pump off, close Valve 1, open Valve 3 (red dot to B) and Valve 2; connect the hydrant to Valve 2.
➢ Step 5: Spraying Water: Close Valve 3 (red dot to A), Valve 1, and Valve 2; the pump pushes water out through Valve 3 to the nozzles (cannon, side, or front sprays).
➢ Step 6: Pumping Water Out: Open Valve 2, close Valve 3 (red dot to A) and Valve 1; the pump discharges water directly through Valve 3.

Ⅶ. HOWO 6X4 20000L Water Sprinkler Truck Views

Front right view of HOWO 168hp 12000l 4x2 pto driven septic service truck

Front left view of HOWO 168hp 12000l 4x2 vacuum sewage suction truck

Right view of HOWO 168hp 12000l 4x2 wastewater vacuum tanker

Rear right view of HOWO 168hp 12000l 4x2 sludge removal suction truck

Rear left view of HOWO 168hp 12000l 4x2 septic vacuum pump truck

Front view of HOWO 168hp 12000l 4x2 sewage collection tanker

Rear view of HOWO 168hp 12000l 4x2 industrial vacuum pumper
FAQ
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Q:1. What is the capacity of the HOWO septic tank vacuum truck?
A: The vacuum tank has a capacity of 12,000 liters (12 CBM). It is constructed from 6mm thick carbon steel with a cylindrical shape for durability and efficient waste collection.
Q:2. What type of vacuum pump does this suction sucker truck use?
A: This truck is equipped with an SK-15 liquid ring vacuum pump. It delivers a maximum flow rate of 15,000 L/min with an ultimate vacuum of -0.093 MPa, ensuring fast and powerful suction for septic and sewage waste.
Q:3. How does the sewage suction truck discharge waste?
A:The tank features a 45° hydraulic tipping system. With a simple hydraulic operation, the tank lifts and tilts to discharge waste completely through the DN100 discharge valve, leaving no residue inside.
Q:4. What is the suction hose length and diameter on this HOWO vacuum sewage truck?
A: The truck comes with an 8-meter suction pipe with quick-connect coupling, allowing easy attachment to septic tanks, manholes, and industrial waste collection points.
Q:5. Is the septic tank cleaning truck suitable for narrow streets and rural areas?
A: Yes. The HOWO 4×2 chassis with a 4200 mm wheelbase and 8.25R20 tires offers good maneuverability. It handles both narrow city streets and unpaved rural roads with ease.
Q:6. What engine and emission standard does this cesspit emptier truck meet?
A: This vacuum tanker truck is powered by a 168 HP ISF3.8S3168 diesel engine, meeting Euro III emission standards. It delivers reliable performance for daily operations while keeping emissions low.
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1. HOWO 20 CBM Water Sprinkler Chassis: Built on HOWO 4×2 platform with ISF3.8S3168 diesel engine delivering 168 HP + HOWO MLD 6-speed manual transmission, designed for septic tank cleaning, municipal sewage extraction, and industrial sludge collection across urban and rural areas.
2. Dual-Compartment Water Tank: Manufactured from 5mm Q235 steel, featuring 20000L capacity with two separated compartments, equipped with φ500mm manhole and stainless steel discharge nozzle with quick coupling for efficient water delivery.
3. WEILONG Pump & Sprinkler System: Equipped with WEILONG 80QZF-80/60S pump (60 m³/h flow, 90m head, self-priming in 1.5 min), PTO-driven, plus 45m water cannon, 14m front spray, and 13m rear spray for multi-angle coverage.
4. Safety & Urban Features: 6×4 drive with 12.00R24 tires, air brake system, 4575+1400 mm wheelbase for stable handling. Cab with A/C, power steering, and sleeper, plus 24V electrical system with 2×12V 165Ah batteries for demanding daily operations.
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