SINOTRUK HOWO 20CBM Sewage Vacuum Truck

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Vacuum Sewage Truck
General	Chassis Brand	Sinotruk HOWO
	Overall Dimension(L×W×H)	Approx 10000×2600×3800mm
	GVW / Kerb Weight	25000kg / approx 12000kg
	Drive Orientation	Left-hand Drive (LHD)
Cab	Cab Type	High-roof Sleeper Cab (Row-and-a-half)
	Cab Capacity	3 seats (1 driver + 2 passengers) with rear sleeper berth
	Air Conditioner	Standard equipped
	Power Windows	Standard equipped
	Central Lock	Standard equipped
Engine	Fuel Type	Diesel
	Engine Brand	Sinotruk WD615 / Weichai (alternative optional)
	Rated Power	371-400HP/272-294kW
	Displacement	9.7-10L
	Emission Standard	Euro2/Euro3/Euro5/Euro6 optional
Chassis Parameter	Drive Type	6×4 Rear Double Axle
	Transmission	Sinotruk 10-speed / Fast 12-speed manual gearbox with PTO interface
	Wheelbase/No.of axle	4350+1350mm / 3 axles (4625+1350mm optional)
	Tyre Specification	12R22.5 heavy-duty radial tires
	Tyre Number	10pcs + 1 spare tyre
	Max Speed	90km/h
	Paint	Standard: white cab + customized superstructure color
Superstructure	Tank Body Capacity	20000Liters
	Tank Body Material	5-6mm thick Q235B high-strength carbon steel, fully welded construction; 304 stainless steel optional
	Tank Body Structure	Horizontal cylindrical tank, with multi-group anti-wave baffles inside, reinforced dished tank head
	Sewage Suction Pump	Domestic famous brand vacuum suction pump (Yifeng 2BE-204 optional, imported brand optional)
	Pump Performance	Max vacuum degree ≥-0.09MPa, max suction depth ≥6m, stable large-flow suction, low noise
	Hydraulic System	Domestic brand hydraulic pump & valves, working pressure 16-20MPa
	Control Mode	In-cab manual lever control with safety interlocks; optional wireless remote control
	Discharge Function	Hydraulic lifting tank body (max lifting angle ≥45°), hydraulic opening rear tank cover with high-density silicone sealing ring
	Standard Accessories	Anti-overflow valve, sight glass window, 8m anti-wear suction hose, stainless steel filter screen, built-in flushing pipe, bottom drainage valve, safety railing & climbing ladder
	Anti-corrosion	Epoxy primer + weather-resistant finish paint, anti-rust treatment for all metal parts

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1. Product Overview

Vacuum Sewage Truck (commonly known as Sewage suction truck) is a special sanitation vehicle equipped with vacuum pump, used to suck, transport and discharge sewage, sludge, mud and wastewater.

A Vacuum Sewage Truck is a dedicated municipal sanitation vehicle designed with a high-performance vacuum pumping system. It creates negative pressure inside the sealed tank to suction sewage, sludge, slurry, sewage waste and other liquid-solid mixtures from sewers, septic tanks, drainage pipes and sewage pits. The collected waste is stored in the tank and transported to designated treatment areas for unloading. This vehicle is widely applied in urban sanitation, environmental protection, municipal engineering and rural sewage treatment.

Body Structure Description

Its storage tank is constructed with thickened high-strength carbon steel integrated stamping and welding structure, adopting integral sealing and pressure-resistant design to bear negative pressure suction and hydraulic discharging. The whole vehicle is refitted on mature and reliable commercial heavy-duty chassis, matched with high-torque fuel-saving engine and reinforced transmission system, featuring strong load-bearing capacity and excellent all-terrain passability. The complete vacuum working assembly consists of high-efficiency vacuum pump, water-oil separator, control valve set, pressure monitoring gauge, anti-overflow protection device and hydraulic unloading mechanism. All pipeline fittings and pressure-bearing parts pass strict air-tightness and pressure resistance test before factory delivery, effectively preventing vacuum leakage and liquid backflow, adapting to long-term high-intensity sewage operation.

Core Advantages

1. High working efficiency：Adopts vacuum negative pressure suction mode, with fast suction and discharge speed, which can quickly clean sewage, sludge and blockages.

2. Wide application range：Suitable for sewer, septic tank, sewage pit and other scenarios, capable of handling various liquid and solid mixed wastes.

3. Good sealing & environmental protection：The fully sealed tank avoids leakage and odor overflow, reducing secondary pollution.

4. Flexible & labor-saving：Integrates suction, storage and transportation, reducing manual operation and lowering labor costs.

5. Stable performance：Equipped with mature vacuum and hydraulic systems, with stable operation and long service life.

2. Working Principle

The whole working system of Vacuum Sewage Truck is divided into three core modules: universal heavy-duty chassis power system, high-performance vacuum pumping assembly and pressure-resistant fully sealed sewage storage tank.

After vehicle ignition, the power take-off device connects the engine and vacuum pump, converting mechanical power into kinetic energy to drive the vacuum pump running stably. The vacuum pump continuously extracts internal air of the sealed tank to form stable negative pressure environment. Relying on atmospheric pressure difference, external sewage, sludge, slurry and liquid-solid mixed waste are automatically sucked into the storage tank through suction pipelines.

The built-in water-oil separator and anti-overflow protection device can filter sundries, isolate water and oil, and prevent sewage backflow into the vacuum pump, so as to protect core vacuum components and reduce equipment failure rate. After the tank reaches full load, drivers drive the vehicle to sewage disposal sites. The vacuum pump reverses operation to form positive pressure inside the tank, cooperating with hydraulic unloading structure to realize rapid waste discharging. The whole suction and discharge process is controlled by onboard operation panel, requiring no extra auxiliary workers and mechanical equipment.

3. Daily Application Scenarios

Urban Municipal Sanitation: Daily dredging of urban sewers, rainwater drainage pipelines, inspection wells, cleaning pipeline sediment and sludge blockages
Community Property Maintenance: Regular septic tank cleaning, underground drainage pipeline decontamination and domestic sewage disposal for residential communities
Municipal Construction Engineering: Construction mud recycling, foundation pit sewage cleaning and temporary drainage treatment for engineering projects
Rural Environmental Renovation: Rural septic tank cleaning, breeding sewage disposal, village domestic sewage collection and pit sludge cleaning
Industrial Park Governance: Factory sediment cleaning, production wastewater transfer and chemical sewage residue disposal
Overseas Sanitation Projects: Adaptable to municipal sewage treatment projects in Middle East, Africa and Southeast Asia, compliant with international environmental protection standards

4. Comparison with Traditional Sanitation Vehicles

Vs Manual Sewage Cleaning Tools: Traditional manual sludge cleaning relies on manual digging and pumping, featuring low efficiency, huge labor consumption and serious odor leakage. This vacuum sewage truck realizes full-mechanized operation, drastically cutting labor cost and eliminating odor pollution.

Vs Ordinary Water Sprinkler Trucks: Common water sprinkler trucks only support simple water delivery, cannot generate negative pressure, and have no sludge suction capacity. This vacuum sewage truck integrates suction, storage and discharging functions, specially customized for sewage and sludge disposal.

Vs Non-standard Refitted Sewage Trucks: Irregular secondary refitted sewage trucks adopt ordinary non-pressure-resistant tanks, easy to deform and leak under negative pressure, with unqualified vacuum parts. The standard finished vehicle adopts integrated pressure-resistant tank and matched original vacuum system, with stable performance and complete export certification.

Vacuum Sewage Truck
General	Chassis Brand	Sinotruk HOWO
	Overall Dimension(L×W×H)	Approx 10000×2600×3800mm
	GVW / Kerb Weight	25000kg / approx 12000kg
	Drive Orientation	Left-hand Drive (LHD)
Cab	Cab Type	High-roof Sleeper Cab (Row-and-a-half)
	Cab Capacity	3 seats (1 driver + 2 passengers) with rear sleeper berth
	Air Conditioner	Standard equipped
	Power Windows	Standard equipped
	Central Lock	Standard equipped
Engine	Fuel Type	Diesel
	Engine Brand	Sinotruk WD615 / Weichai (alternative optional)
	Rated Power	371-400HP/272-294kW
	Displacement	9.7-10L
	Emission Standard	Euro2/Euro3/Euro5/Euro6 optional
Chassis Parameter	Drive Type	6×4 Rear Double Axle
	Transmission	Sinotruk 10-speed / Fast 12-speed manual gearbox with PTO interface
	Wheelbase/No.of axle	4350+1350mm / 3 axles (4625+1350mm optional)
	Tyre Specification	12R22.5 heavy-duty radial tires
	Tyre Number	10pcs + 1 spare tyre
	Max Speed	90km/h
	Paint	Standard: white cab + customized superstructure color
Superstructure	Tank Body Capacity	20000Liters
	Tank Body Material	5-6mm thick Q235B high-strength carbon steel, fully welded construction; 304 stainless steel optional
	Tank Body Structure	Horizontal cylindrical tank, with multi-group anti-wave baffles inside, reinforced dished tank head
	Sewage Suction Pump	Domestic famous brand vacuum suction pump (Yifeng 2BE-204 optional, imported brand optional)
	Pump Performance	Max vacuum degree ≥-0.09MPa, max suction depth ≥6m, stable large-flow suction, low noise
	Hydraulic System	Domestic brand hydraulic pump & valves, working pressure 16-20MPa
	Control Mode	In-cab manual lever control with safety interlocks; optional wireless remote control
	Discharge Function	Hydraulic lifting tank body (max lifting angle ≥45°), hydraulic opening rear tank cover with high-density silicone sealing ring
	Standard Accessories	Anti-overflow valve, sight glass window, 8m anti-wear suction hose, stainless steel filter screen, built-in flushing pipe, bottom drainage valve, safety railing & climbing ladder
	Anti-corrosion	Epoxy primer + weather-resistant finish paint, anti-rust treatment for all metal parts

5. Buying Guide

For overseas municipal sanitation departments, environmental engineering contractors and sanitation fleet purchasers, confirm core configurations before bulk procurement:

Reliable Universal Heavy-duty Chassis: Mass-produced verified commercial chassis, strong torque power output, outstanding bad-road passability, global spare parts supply network to lower overseas maintenance cost.

High-efficiency Original Vacuum System: Mature low-failure vacuum pump, matched water-oil separation and anti-overflow devices, guaranteeing long-duration continuous suction operation.

Pressure-resistant Sealed Storage Tank: Thickened carbon steel integral welding tank, anti-pressure and anti-deformation, fully sealed design to avoid sewage leakage and odor overflow.

Integrated Hydraulic Discharging System: Synchronized linkage of vacuum and hydraulic system, simple operation, shortening sewage discharging time and improving working efficiency.

Complete Export Qualifications: Full set of vehicle inspection reports, environmental certification and customs clearance documents, supporting overseas government bidding and cross-border delivery.

6. Operation and Maintenance Tips

Standardized daily operation and regular maintenance can protect vacuum components, reduce pipeline blockage faults and extend vehicle service life:

6.1 Daily Operation Specifications

Check vacuum pump oil level, tank sealing condition, pipeline tightness and chassis braking system before vehicle startup
Clean suction filter screen regularly before operation to prevent large sundries from blocking pipelines and damaging vacuum pump
Prohibit long-time overload suction operation to avoid excessive negative pressure causing tank deformation
Shut down the vacuum pump firstly before unloading, strictly follow operation steps to prevent sewage backflow
Check tank sealing status after operation, clean residual sludge inside the tank to prevent pipeline corrosion

6.2 Regular Maintenance Advice

Replace dedicated vacuum pump oil every 12 months to guarantee stable negative pressure output
Clean water-oil separator and internal sewage pipeline monthly to reduce dirt accumulation and pipeline blockage
Inspect tank welding seams and sealing parts quarterly, repair cracks and aging rubber strips timely to avoid leakage
Lubricate vacuum pump transmission bearings regularly to reduce mechanical abrasion and abnormal noise
Carry out chassis routine maintenance according to chassis manufacturer official specifications to keep overall driving stability

7. Frequently Asked Questions

Q1: Official export name

A1: Standard export names: Vacuum Sewage Truck, Sewage Suction Truck, Heavy-duty Sewage Suction Transport Vehicle.

Q2: What kinds of waste can the truck handle?

A2: It is applicable to suck and transport sewage, sludge, mud, wastewater and all kinds of liquid-solid mixtures, covering municipal sanitation, rural governance and industrial sewage disposal scenarios.

Q3: What are the core strengths of the supporting chassis?

A3: The matched heavy-duty chassis owns reliable power output, strong road passability and worldwide spare parts supply, with low failure rate, fully adapting to harsh overseas working conditions.

Q4: Can we customize tank volume?

A4: Yes. We support customized tank capacity, tank thickness, vacuum power and vehicle spraying color to match local sanitation requirements.

Q5: Does the vehicle meet overseas environmental requirements?

A5: The integral sealed pressure-resistant tank realizes zero sewage leakage and odor isolation, effectively avoiding secondary pollution. We can provide official environmental compliance certificates to support customs clearance.

Conclusion

Vacuum Sewage Truck is a practical and cost-effective special sanitation vehicle customized for global sewage disposal projects. Equipped with mature universal heavy-duty chassis and high-stability vacuum suction system, it realizes mechanized suction, storage and discharging of sewage and sludge, solving low-efficiency and high-cost pain points of traditional manual sewage cleaning.

With pressure-resistant sealed tank structure, wide application adaptability and simple daily maintenance, this vehicle fits municipal, rural and industrial sewage treatment demands of Middle East, Africa and Southeast Asia. Featuring stable performance and complete export documents, it is the preferred sanitation equipment for overseas environmental departments and infrastructure contractors.

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Vacuum Sewage Truck
General	Chassis Brand	Sinotruk HOWO
	Overall Dimension(L×W×H)	Approx 10000×2600×3800mm
	GVW / Kerb Weight	25000kg / approx 12000kg
	Drive Orientation	Left-hand Drive (LHD)
Cab	Cab Type	High-roof Sleeper Cab (Row-and-a-half)
	Cab Capacity	3 seats (1 driver + 2 passengers) with rear sleeper berth
	Air Conditioner	Standard equipped
	Power Windows	Standard equipped
	Central Lock	Standard equipped
Engine	Fuel Type	Diesel
	Engine Brand	Sinotruk WD615 / Weichai (alternative optional)
	Rated Power	371-400HP/272-294kW
	Displacement	9.7-10L
	Emission Standard	Euro2/Euro3/Euro5/Euro6 optional
Chassis Parameter	Drive Type	6×4 Rear Double Axle
	Transmission	Sinotruk 10-speed / Fast 12-speed manual gearbox with PTO interface
	Wheelbase/No.of axle	4350+1350mm / 3 axles (4625+1350mm optional)
	Tyre Specification	12R22.5 heavy-duty radial tires
	Tyre Number	10pcs + 1 spare tyre
	Max Speed	90km/h
	Paint	Standard: white cab + customized superstructure color
Superstructure	Tank Body Capacity	20000Liters
	Tank Body Material	5-6mm thick Q235B high-strength carbon steel, fully welded construction; 304 stainless steel optional
	Tank Body Structure	Horizontal cylindrical tank, with multi-group anti-wave baffles inside, reinforced dished tank head
	Sewage Suction Pump	Domestic famous brand vacuum suction pump (Yifeng 2BE-204 optional, imported brand optional)
	Pump Performance	Max vacuum degree ≥-0.09MPa, max suction depth ≥6m, stable large-flow suction, low noise
	Hydraulic System	Domestic brand hydraulic pump & valves, working pressure 16-20MPa
	Control Mode	In-cab manual lever control with safety interlocks; optional wireless remote control
	Discharge Function	Hydraulic lifting tank body (max lifting angle ≥45°), hydraulic opening rear tank cover with high-density silicone sealing ring
	Standard Accessories	Anti-overflow valve, sight glass window, 8m anti-wear suction hose, stainless steel filter screen, built-in flushing pipe, bottom drainage valve, safety railing & climbing ladder
	Anti-corrosion	Epoxy primer + weather-resistant finish paint, anti-rust treatment for all metal parts