HOWO 12 CBM vacuum sewage truck (also called sludge removal suction truck, wastewater vacuum tanker, or sewage disposal truck) is built for waste collection and removal work. Typical tasks include cleaning septic tanks, flushing municipal sewer systems, or pumping sludge from factory settling ponds.
With a 12000L carbon steel tank and 168 HP Euro 3 engine, this HOWO vacuum tanker truck navigates tight city alleys and unpaved rural tracks with ease. It provides dependable performance for septic service operators, city sanitation crews, and industrial waste management firms.

*HOWO 168HP 12000L 4x2 Vacuum Sewage Suction Truck*
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: HOWO 4×2 chassis with 168 HP ISF3.8S3168 Euro 3 diesel engine
✧ Vacuum Tank: 12000L capacity, 6mm carbon steel, cylindrical shape for heavy duty waste hauling
✧ Suction Pipe: 8m suction pipe with quick-connect coupling for septic tank access
✧ Discharge System: DN100 discharge valve with 45° hydraulic tank tipping for complete residue-free evacuation
✧ Operation Scope: Septic tank cleaning, municipal sewage extraction, industrial sludge collection, grease trap pumping



» II. Product Parameters for HOWO Sewage Collection Tanker:
| Product Name | PTO Driven Septic Service Trucks HOWO | ||
| Overall | Vehicle Model | CS5180GXW | |
| Drive Type | 4*2 | ||
| Gross Vehicle Weight | 18000 kg | ||
| Curb Weight | 9370 kg | ||
| Maximum Speed | 100 km/h | ||
| Overall Dimensions L*W*H(mm) | 7750*2510*3600 mm | ||
| Engine | Engine Model | ISF3.8S3168 | |
| Fuel Type | Diesel | ||
| Power | 168 HP(125KW) | ||
| Emission Standard | Euro 3 | ||
| Displacement | 3760 ml | ||
| Engine Type | 4 cylinders in line, water cooling, turbo-charged diesel engine, inter-cooling | ||
| Chassis | Chassis Brand | HOWO | |
| Tire No. | 6 tires and 1 spare tire | ||
| Tire Specification | 8.25R20 | ||
| Wheelbase (mm) | 4200 mm | ||
| Gear Box | HOWO MLD 6-speed transmission | ||
| Steering Wheel | Left hand drive | ||
| Brake | Air brake | ||
| Clutch | Reinforced diaphragm clutch | ||
| Vacuum Tank | Volume (L) | 12000 liters | |
| Tank Shape | Cylindrical | ||
| Tank Material | 6mm thick carbon steel | ||
| Suction Pipe | 8 meters | ||
| Discharge Valve | DN100 | ||
| Vacuum Pump | Model | SK-15 | |
| Lifting angle | 45° | ||
| Ultimate pressure | -0.093 MPa | ||
| Max capacity | 15000 l/min | ||
| Rotation speed | 970 rpm | ||
| Max Power | 30 kW | ||
| Water Consumption | 50~60 L/min | ||

» III. Product Description:

HOWO 12 CBM Vacuum Sewage Truck Chassis
➤ Cabin:HOWO 4×2 standard cab, single cabin with sleeper, A/C and power steering
➤ Engine:ISF3.8S3168, 168 HP, inline 4-cylinder, 3.760 L displacement, Euro III
➤ Transmission: HOWO MLD 6-speed, 6 forward and 1 reverse
➤Tires: 8.25R20, 6 wheels plus 1 spare
➤Wheelbase:4200 mm
HOWO 12 CBM Vacuum Tank – Tank & Pump System
➤ Vacuum Tank: 12000L capacity, 6mm carbon steel, cylindrical shape for septic and sewage waste collection.
➤ Vacuum Pump: SK-15, 15000 L/min max flow, -0.093 MPa ultimate vacuum, PTO-driven for reliable suction.
➤ Suction Pipe: 8m suction pipe with quick-connect coupling for reaching septic tanks and manholes.
➤ Hydraulic Lifting: 45° tank tilt angle with smooth and controlled hydraulic operation for efficient dumping.

» IV. HOWO Septic Vacuum Pump Truck Operating Principle :
The HOWO 12 CBM vacuum sewage truck is equipped with an SK-15 liquid ring vacuum pump, delivering 15,000 L/min max flow with an ultimate vacuum of -0.093 MPa. PTO-driven for direct and reliable power engagement, the pump generates strong suction for efficient waste extraction from septic tanks, sewer lines, and industrial sludge pits. The system operates at 970 rpm with 30 kW power output, ensuring fast fill times and consistent performance across daily collection routes. Combined with the 45° hydraulic tank tipping, the pump enables complete evacuation without residue, reducing downtime and maximizing productivity.

Product Details

HOWO septic truck discharge vacuum ball valve

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 12 CBM PTO Vacuum Sewage Truck Solutions:




Ⅵ. HOWO 12 CBM Sewage Sucker Hydraulic Lifting Operation
♦ Powerful Suction Core: Equipped with SK-15 liquid ring vacuum pump (15,000 L/min max flow, -0.093 MPa ultimate vacuum) as the central suction unit, driven by engine PTO and powered by 168 HP ISF3.8S3168 engine for reliable high-vacuum performance.
♦ Fast & Efficient Extraction: Achieves rapid fill times with 8m suction reach, efficiently handles sludge, sewage, septic waste, and industrial sludge-reduces secondary contamination during operation.
♦ System Integration: Key component of the 12000L 6mm carbon steel tank, designed for daily municipal sewage work and industrial sludge collection across urban and rural areas.
♦ Operational Coverage: Meets suction requirements for septic tank cleaning, municipal wastewater extraction, grease trap pumping, and industrial waste handling across urban and rural locations.



Ⅶ. HOWO 4X2 12000L Sewage Suction 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 12 CBM Vacuum Tanker 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. High-Strength Vacuum Tank: Manufactured from 6mm carbon steel, featuring 12000L capacity with cylindrical construction, equipped with 8m suction pipe and DN100 discharge valve, finished with durable coating for long service life.
3. SK-15 Vacuum Pump & Hydraulic System: Equipped with SK-15 vacuum pump (15000 L/min max flow, -0.093 MPa ultimate vacuum), PTO-driven, plus 45° hydraulic tank tipping for complete waste evacuation.
4. Safety & Urban Features: 4×2 drive with 8.25R20 tires, air brake system, 4200 mm wheelbase for stable handling. Cab with A/C, power steering, and sleeper, plus reinforced diaphragm clutch for demanding daily operations.
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