Auto-Path-Planning Solar Panel Cleaning Robot with Anti-Dropping Sensors, Innovative Photovoltaic Cleaning Equipment

• Customization: Available
• After-sales Service: 24 Hours Online
• Automation: Semi-automatic
• Model NO.: WLS-7 PRO
• Clean Type: High Pressure Cleaning
• Cleaning Process: Cold Water Cleaning
• Control: Artificial
• Customized: Customized
• Fuel: Lithium Battery
• Principle: Physical Cleaning
• Remote Control: With Remote Control
• Style: Mobile Style
• Usage: Solar Panel Cleaning
• Working Principle: Rotating Motor + Walking Motor + Track
• Working Inclination: 0-20 Degree
• Anti-Falling: Ultrasonic Sensors
• Autonomous Driving: Path Planning Module
• Cleaning Width: 1400mm
• Cleaning Type: Dry Cleaning/Washing
• Power Supply: Lithium Battery (24V) 30 Ah
• Endurance Time: 3-4 Hours
• Charging Time: 5 Hours
• OEM: Supported
• Delivery Time: 15 Day
• Nozzle Number - Front/Back: The First 6/ The Last 4
• Trade Term: EXW, Fob, CIF, DAP, DDP
• Shipping Method: by Sea / by Air /by Train
• Transport Package: Standard Export Packing
• Specification: 1450*1150*350mm
• Trademark: WanlvSunny
• Origin: China
• HS Code: 8479109000
• Production Capacity: 500000
• Package Size: 140.00cm * 80.00cm * 50.00cm
• Package Gross Weight: 65.000kg
• Lead Time: 15 days (1 - 10 Sets) ; 35 days (11 - 40 Sets) ; To be negotiated ( > 40 Sets)

Product Description

Auto-Path-Planning Solar Panel Cleaning Robot with Anti-dropping Sensors 

Product Description – WLS-7PRO
The WLS-7PRO Remote Control Tracked Solar Panel Cleaning Robot is a professional solar panel cleaning solution designed for utility-scale PV power plants and large solar farms.
Compared with traditional manual or pole-based cleaning methods, this solar panel cleaning robot significantly improves cleaning efficiency, reduces labor costs, and ensures stable cleaning performance in hard-to-reach areas.

Specification

Key Features of the Solar Panel Cleaning Robot

Remote Control & Tracked Drive System
The tracked structure allows the solar panel cleaning machine to move smoothly on different panel layouts. Remote control operation makes it suitable for large-scale solar panel cleaning projects.

Automatic Path Planning & Correction
Smart path planning ensures over 99% cleaning coverage, while automatic correction keeps the robot on track even in slippery or inclined conditions.

High Speed & High Efficiency
Cleaning speed is adjustable up to 40 m/min, with preset options of 30 m/min or 20 m/min, ideal for removing dust, sand, and light soiling such as bird droppings.

Edge Detection & Auto Return System
High-precision sensors detect panel edges to automatically stop and return. The motor locks within 0.5 seconds during power loss, improving safety on 15–20° slopes.

Applications

1.Utility-scale solar power plants
2.Ground-mounted PV systems
3.Industrial solar farms
4.Large rooftop solar installations
This solar panel cleaning equipment is widely used by EPC contractors, O&M service providers, and solar farm owners.

WLS-7 Pro Solar Panel Cleaning Robot	Cleaning width	1400mm
	Traveling speed	20/30/40(Max) m/min (±2m)
	Overall dimensions	1450 * 1150 * 350
	Body weight	52KG
	Brush head weight	11KG
	Nozzle number - front/back	The first 6/ the last 4
	Horizontal leapfrog ability	25cm
	Vertical crossing ability	3cm
	Drive motor power	200*2W
	Brush head motor power	180W
	Charger specification	AC110V-240V
	Cleaning efficiency	≈1000-2500m²/h
	Suitable for PV Angle	Low speed 20°/ Medium speed 15°/ high speed 10°
Battery	Battery life time	Standard 4-5h/ Long life 8-10h
	Battery weight	8KG
	Specifications of lithium batteries	48V/31Ah
	Charging time	8h
	Charge and discharge cycles	800
	Charging time	6-8h
Remote control	Adapt to the charging voltage range	5V/1A
	Charging port form	TP-C
	Battery life time	30h
	Remote control distance	100m

After Sales Service

Standard Warranty: 12 months or 2,000 operating hours (whichever comes first).
Extended Warranty: Optional coverage up to 36 months.
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.

Company Profile

Wuxi Wanlv Intelligent Technology Co., Ltd. 

Wuxi Wanlv Intelligent Technology Co., Ltd. is located in the Wuxi Economic Development Zone's Industrial Park. It is a technology-based enterprise integrating R&D, production, sales and service of photovoltaic cleaning equipment and cleaning robots. We came into being by combining professional mechanical design knowledge with solar photovoltaic panel cleaning experience.
Wanlv Intelligent is dedicated to offering clients with long-term, personalized solar panel cleaning solutions, supported by vast service experience and a diverse variety of patent technology. Wanlv have successively provided cleaning equipment and specialized implementation techniques for local and international corporations, institutes, industrial and commercial customers. We will make significant efforts to meet a variety of market difficulties by constantly upgrading and optimizing our products and services, Wanlv Intelligent are eager to support and help our partners and aim to be a leading enterprise in the field of new energy smart cleaning.

FAQ

Q1: What is the WLS-7PRO solar panel cleaning robot used for?
The WLS-7PRO solar panel cleaning robot is designed for cleaning solar panels in large-scale PV power plants and solar farms.
It replaces manual cleaning by providing remote-controlled, stable, and high-efficiency solar panel cleaning, especially in hard-to-reach or labor-intensive environments.

 
Q2: How does a tracked solar panel cleaning robot work?
A tracked solar panel cleaning robot uses a track drive system to move smoothly across solar panels.
The WLS-7PRO combines remote control, automatic path correction, and edge detection, ensuring safe and continuous cleaning without damaging the panels.

 
Q3: Is the WLS-7PRO suitable for utility-scale solar power plants?
Yes. The WLS-7PRO is specifically developed for utility-scale solar power plants, ground-mounted PV systems, and large solar farms.
It delivers consistent performance for long cleaning routes and reduces overall solar panel maintenance costs.

 
Q4: What makes this solar panel cleaning robot more efficient than manual cleaning?
Compared with manual or pole-based cleaning, this solar panel cleaning machine:

Cleans up to 12,000 m² per day
Achieves over 99% cleaning coverage
Reduces labor and O&M costs
Ensures uniform cleaning quality across the entire solar array
 
Q5: Does the solar panel cleaning robot support remote control operation?
Yes. The WLS-7PRO is a remote control solar panel cleaning robot, allowing operators to control movement, speed, and direction from a safe distance.
This feature improves safety and makes it ideal for large solar panel cleaning projects.

 
Q6: How does the robot prevent falling off the solar panels?
The robot is equipped with high-precision edge detection sensors.
Once the panel edge is detected, the system automatically stops and returns, preventing falls and ensuring safe operation on slopes of 15–20 degrees.

 

Q7: What types of dirt can this solar panel cleaning equipment remove?
The WLS-7PRO solar panel cleaning equipment effectively removes:
Dust and sand
Bird droppings
Light mud and pollen
Daily environmental soiling
This helps maintain stable power output for solar panels.
 
Q8: Is water required for the solar panel cleaning process?
The WLS-7PRO can be used for dry cleaning or light water-assisted cleaning, depending on site conditions.
This flexibility makes it suitable for water-scarce regions and desert solar farms.
 
Q9: Can this solar cleaning robot work on inclined or uneven surfaces?
Yes. The tracked design and automatic correction system allow the solar cleaning robot to work smoothly on inclined panels and uneven installations, maintaining stable cleaning paths.
 
Q10: Who typically uses the WLS-7PRO solar panel cleaning robot?
This solar panel cleaning robot is widely used by:
Solar farm owners
PV power plant operators
EPC contractors
Solar O&M service providers
It is an ideal solar panel cleaning solution for professional users.
 
Q11: Where is the WLS-7PRO solar panel cleaning robot manufactured?
The WLS-7PRO is manufactured by WANLV SUNNY (Wuxi Wanlv Intelligent Technology Co., Ltd.), a professional solar panel cleaning equipment manufacturer from China, supplying products to global markets.
 
Q12: Why choose WANLV SUNNY solar panel cleaning equipment?
WANLV SUNNY specializes in solar panel cleaning robots, cleaning machines, and cleaning brushes.
Our products are designed to deliver high efficiency, durability, and long service life, helping customers reduce maintenance costs and maximize solar energy output.