PV cleaning equipment manufacturer
R20 Autonomous Solar Panel Cleaning Robot
The R20 is an autonomous hanging robot developed for scheduled cleaning on compatible fixed-row, ground-mounted photovoltaic plants.
- Cloud, mobile app and scheduled control modes
- 4G and LoRa communication options
- Self-running deviation correction
- Maximum cleaning distance up to 4,000 m
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Product Details
Product positioning
- Model: R20
- Autonomous PV Cleaning System
- Professional photovoltaic O&M equipment
- Configuration matched to the actual project
Quick parameters
- Robot size
- 1900-5000 × 445 × 246 mm
- Weight
- ≤49 kg
- Payload
- <14.8 kg/m²
- Walking speed
- 0-24 m/min
- Brush speed
- 150 RPM
Purchase compatibility
- Array fit
- Designed for uniform fixed, ground-mounted PV rows rather than every array type.
- Geometry limits
- Gradient, row length and module dislocation must stay within the engineered project limits.
- Charging choice
- Use a dedicated PV panel or centralized charging according to the system design.
- Project requirement
- A row-layout and end-structure assessment is required before quotation.
Supply scope
- Equipment configuration review
- Voltage, plug and accessory confirmation
- Operating documentation
- Parts and training options
PRODUCT OVERVIEW
Why R20 is built for this job
Scheduled and remote cleaning modes
Designed to improve cleaning coverage and simplify routine operation.
4G / LoRa communications
Supports safer equipment control and a more consistent field workflow.
Self-run deviation correction
Helps match the equipment to site access, power and labor conditions.
Self-owned PV or centralized charging
Must be confirmed against the actual module geometry and operating requirements.
STRUCTURED PRODUCT DATA
R20 technical specifications
Use these catalog values for initial comparison. Final suitability requires confirmation against the actual array and operating conditions.
- Robot size
- 1900-5000 × 445 × 246 mm
- Weight
- ≤49 kg
- Payload
- <14.8 kg/m²
- Walking speed
- 0-24 m/min
- Brush speed
- 150 RPM
- Maximum vertical dislocation
- 25 mm
- Maximum horizontal dislocation
- 40 mm
- Maximum gradient
- <20°
- Working temperature
- 0-50°C
- Brush
- PBT, 0.2 mm diameter
- Maximum cleaning distance
- 4000 m
- Battery
- 24 V / 20 Ah
- Charging panel
- 70 W
- Control
- Cloud platform / mobile app
APPLICATIONS
Where R20 fits
Application fit depends on site geometry, access, soiling, utilities and the cleaning workflow.
Desert solar farms
Frequent scheduled dust removal on uniform fixed rows with limited operator intervention.
Large factory arrays
Repeated cleaning routes across long industrial ground-mounted installations.
High-density layouts
Autonomous operation where row geometry is consistent and access is planned for the robot.
MANUFACTURING & QUALITY
Control the product before it reaches the site
Production and quality requirements should be confirmed against the final model configuration and purchase specification.
Integrated manufacturing workflow
Structural components, electrical control, motor systems and final assembly are coordinated around the product design.
Configuration and quality review
Model, voltage, plug, accessories, operating environment and delivery documentation are checked before confirmation.
WHY WATERSPRAYELEPHANT
More than a machine specification
Integrated product engineering
Mechanical, electrical and control development are coordinated for photovoltaic cleaning equipment.
PV-specific brush development
Brush material, contact behavior and wet or dry operation are engineered around solar-module cleaning.
Design-to-production coordination
Product design, component selection, assembly and functional checks follow one connected workflow.
Full-scenario technology base
Manual, powered, remote-controlled and autonomous platforms support different project scales.
DOCUMENTATION & VALIDATION
Build confidence before ordering
Product-specific certificates and named project outcomes should only be published after document and permission review.
Document package to confirm
- Model datasheet
- Final configuration record
- Packing list
- Operation and maintenance instructions
Project validation before purchase
- Compatibility review
- Sample or test plan where applicable
- Acceptance checklist
- Authorized case references when available
Content reviewer: WaterSprayElephant Product Engineering Team ·
PRODUCT FAQ
Frequently asked questions about R20
Is R20 suitable for every solar array?
No. R20 is intended for compatible fixed-row geometry. Module dislocation, row length, gradient and end-of-row structures must be reviewed.
How is R20 controlled?
The system supports on-site direct control, long-distance control and scheduled operation through cloud or mobile interfaces.
How does the robot charge?
Charging can use a dedicated PV panel or centralized charging, depending on the project configuration.
What pollutants can it clean?
The catalog lists dust, iron filings, sand grains and bird droppings. Actual cleaning effectiveness depends on adhesion, moisture and site conditions.
