A sludge cleaning robot removes sediment, sludge, and debris from pipelines, tanks, and culverts without human entry. It uses a hydraulic pump system and wireless remote control. The operator stays above ground while the robot works below. The machine travels at 3-15 m/s and pumps up to 250 m³/hour. It handles particles up to 50mm. Underwater LED lights illuminate the work area. We, YG Machinery, build these robots at our Zhengzhou factory. Each unit includes a hydraulic station and 30- 50 m of pipe. Buyers receive a detailed inspection report before shipping.

Sludge Cleaning Robot: Complete Product Specifications
We offer six models of this equipment. Each one matches a specific pipeline diameter.
| Parameter | YG500 | YG600 | YG700 | YG800 | YG900 | YG1200 |
|---|---|---|---|---|---|---|
| Robot Dimensions (mm) | 1500×500×650 | 1500×600×650 | 1600×700×650 | 1600×850×700 | 1650×960×750 | 1900×1200×750 |
| Dredging Width (mm) | 500 | 600 | 700 | 800 | 900 | Large culverts |
| Travel Speed (m/s) | 3-15 | 3-15 | 3-15 | 3-15 | 3-15 | 0-17 m/min |
| Pump Diameter (inch) | 3 | 3 | 4 | 4 | 4 | 4 or 6 |
| Pump Flow (m³/h) | 100 | 100 | 160 | 160 | 200 | 250 |
| Pump Head (m) | 0-30 | 0-30 | 0-25 | 0-25 | 0-25 | 0-30 |
| Hydraulic Station (mm) | 2200×1200×1700 | 2200×1200×1700 | 2200×1200×1700 | 2200×1200×1700 | 2200×1200×1700 | 2120×1240×1200 |
| Motor Power (kW) | 18 | 18 | 22 | 22 | 22 | 45 |
| Particle Size (mm) | 15 | 15 | 40 | 40 | 50 | 0-40 |
| Winch Speed (r/min) | 0-10 | 0-10 | 0-10 | 0-10 | 0-10 | 0-10 |
| Pipe Length (m) | 30-50 | 30-50 | 30-50 | 30-50 | 30-50 | 30 |
Start Your Project with the Right Equipment
Common Specifications:
- Hydraulic System Pressure: 0-16 MPa
- Control System: Wireless remote
- Lighting: Underwater LED ×2
- Power: 380V or diesel option (YG1200)
We provide free pipe assessment and model recommendation based on your pipeline diameter, debris type, and pumping distance.
How Does a River Silt Cleaning Machine Remove Debris?
A River Silt Cleaning Machine works through a closed-loop hydraulic system. The pump creates suction that draws sludge and debris into the intake. The material moves through the pump and discharges through a 3 or 4-inch outlet. The 0-16 MPa hydraulic pressure provides consistent power. The pump handles particles up to 50 mm, depending on the model. The machine travels at 3-15 m/s to cover long distances. The winch system reels the robot back when needed. The wireless remote controls travel, pump speed, and winch functions.
The YG1200 uses a 45 kW motor or a 76 kW diesel engine. The pump flow reaches 250 m³/hour. The pump head reaches 30 meters. Horizontal pumping distance extends to 100-150 meters. The 0-17 m/min travel speed suits large culverts and tunnels.


What Can a Septic Tank Dredging Machine Handle?
A Septic Tank Dredging Machine from YG handles various materials. The machine removes sludge, sediment, sand, gravel, and organic waste. The 15- 50 mm particle size capacity covers most debris types. The pump diameter of 3 or 4 inches provides sufficient flow. The 100-250 m³/hour pumping rate clears tanks quickly.
The YG500 and YG600 handle smaller septic tanks and inspection pits. The YG700 and YG800 suit medium-sized tanks and settling ponds. The YG900 and YG1200 handle large municipal tanks and industrial basins.
The underwater LED lights provide visibility in dark conditions. The wireless remote works through walls and around corners. The operator maintains a safe distance from hazardous gases.
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How Does the Sewer Cleaning Robot for Sale Compare to Traditional Methods?
A sewer cleaning robot for sale from YG offers distinct advantages over traditional methods.
| Feature | YG Robot | Manual Dredging |
|---|---|---|
| Worker Safety | No confined space entry | Toxic gas exposure risk |
| Speed | 3-15 m/s travel | Slow manual movement |
| Pumping Capacity | Up to 250 m³/h | Limited by equipment |
| Debris Size | Up to 50mm | Limited by suction |
| Operating Hours | 24/7 capability | Limited by worker fatigue |
| Remote Operation | Yes | No |
Traditional dredging requires workers in confined spaces. Toxic gases cause health risks. Manual pumping is slow. This machine operates continuously. No breaks. No safety incidents.
Where Does the Sludge Cleaning Robot Work?
The sludge cleaning robot handles tough cleaning tasks across multiple industries.
- Municipal sewer systems. Cities use the machine to clear sediment from 500-1200mm mains. The YG800 removes 40mm gravel and sand that accumulate over years. One Midwest city cleaned 2km of pipe in 2 days. Traditional vacuum trucks took 2 weeks.
- Power plants. Cooling water intake structures collect silt and debris. The YG900 removes 50mm particles that block screens. The 200 m³/h pump clears intake pits without plant shutdown. One Texas plant saved $50,000 in dredging costs per year.
- Industrial wastewater treatment. Factories have settling ponds and equalization tanks. The YG1200 with a 45 kW motor pumps thick sludge at 250 m³/h. The 0-17 m/min travel speed covers large basins. One chemical plant reduced downtime from 3 days to 4 hours per clean.
- Septic tanks and holding ponds. The YG500 handles residential and commercial tanks. The 100 m³/h pump clears a 10,000L tank in 10 minutes. The compact 500mm width fits standard tank access points.
- Mining operations. Tailings ponds and settling dams require regular cleaning. The YG1200 diesel option runs on 76KW. Horizontal pumping reaches 150m. One mine in Australia cleared 500m³ of tailings in a single shift.
- Stormwater and drainage systems. The YG700 removes sand, leaves, and debris from catch basins. The 40mm particle capacity handles typical storm runoff. The wireless remote lets operators work from street level.
- Food processing plants. Wastewater lines contain fats, oils, and grease. The YG600 pumps 100 m³/h of viscous material. The 15mm particle size handles food waste solids.
- Emergency response. The robot clears blocked lines after floods. The 30- 50 m pipe length reaches deep blockages. The underwater LEDs allow night work. One Florida contractor responded to 8 flood calls in 1 month.
The machine adapts to pipes from 500mm to large culverts. It handles sand, gravel, sludge, and organic waste. One operator controls it from a safe distance. No confined space entry. No gas exposure.
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A Real-World Case: City Cuts Cleaning Time from 2 Weeks to 2 Days
A municipal city in the Midwest purchased a Sludge Cleaning Robot from YG in 2024. Their 800mm main sewer line was 70% blocked by sediment. Traditional cleaning used a crew of 6 with vacuum trucks. The process took 2 weeks. Streets were closed. Businesses complained about the disruption. The city rented vacuum trucks at $2,500 per day.
The YG800 robot arrived with the hydraulic station, wireless remote, and 50m of pipe. The crew trained for one day on operation and maintenance. The 160 m³/h pump and 22KW motor were features that their old equipment lacked.
The sewer was cleaned in 2 days. The crew was reduced from 6 to 3. Street closures were eliminated. The city saved $35,000 in rental costs. The machine paid for itself in 4 months. The city purchased a second unit for its other districts.
FAQ About Remote Control Dredging Robot
A1: The winch system reels the robot through the pipe. The YG500 has 30- 50 m of pipe. The YG1200 has 30m with a 20kg pressure rating.
A2: The YG500 and YG600 pump 100 m³/h. The YG700 and YG800 pump 160 m³/h. The YG900 pumps 200 m³/h. The YG1200 pumps 250 m³/h.
A3: Yes. The robot is designed for submerged operation. Underwater LED lights provide visibility. The hydraulic system works in wet conditions.
A4: Most models travel at 3-15 m/s. The YG1200 travels at 0-17 m/min for large culvert applications.
A5: Check hydraulic hoses. Inspect the pump for wear. Clean debris from tracks. Lubricate moving parts. Total time: 30 minutes.
A6: The YG500 to YG900 run on 380V, 50Hz, three-phase power. The YG1200 runs on 45KW electric or 76KW diesel. The diesel option is available.
A7: The YG500 and YG600 handle 15mm. The YG700 and YG800 handle 40mm. The YG900 handles 50mm. The YG1200 handles 0- 40 mm.


Ready to Stop Sending Workers Into Dangerous Pipes?
Manual dredging exposes workers to unnecessary danger. Toxic gases, confined spaces, unstable sludge, and heavy equipment create serious safety risks on every job. These hazards often lead to higher labor costs, workers’ compensation claims, equipment rental expenses, and costly project delays. A dredging robot for reservoir clearing provides a safer and more efficient alternative. It operates in hazardous environments where workers should not enter, removes sludge from hard-to-reach areas with powerful pumping performance, and delivers continuous 24/7 operation without fatigue or downtime.
We, YG Machinery, have helped over 200 municipalities and industrial plants switch to robotic cleaning. Our machines have cleaned thousands of kilometers of pipe. The YG500 handles tight access. The YG1200 clears large culverts and tanks. Every unit undergoes a 4-hour factory test before shipping. Buyers receive a video of their robot performing a test run.
Three options to get started:
- Send your pipe diameter and debris type. We will respond with a model recommendation and quote within 8 hours.
- Request a test video. We will run your material type through a demo unit and send you the footage.
- Book a factory visit. See production, meet our engineers, and test a unit yourself.
Contact us via WhatsApp, email, or the website form. Every robot includes a 2-year warranty and lifetime remote support. We ship worldwide from Zhengzhou. Ask about our spare parts package and operator training program.




