R1 DC Double/Single Head Solar Crawler Cleaning Robot

The R1 is a battery-powered crawler robot designed for wet or dry cleaning on commercial and utility-scale photovoltaic arrays.

  • Supports working angles up to 20°
  • 150–200 m wireless remote-control range
  • Omni-directional anti-drop sensing
  • 6–8 hour runtime with dual lithium batteries

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Product Details

01 · POSITION

Product positioning

  • Model: R1
  • Solar Panel Cleaning Robot
  • Professional photovoltaic O&M equipment
  • Configuration matched to the actual project
02 · DATA

Quick parameters

Brush material
Nylon / PBT
Cleaning type
Dry / water
Operating temperature
-20°C to 50°C
Working angle
≤20°
Maximum span
≤20 cm
03 · COMPATIBILITY

Purchase compatibility

Array fit
For compatible commercial or utility modules with working angles up to 20°.
Gap limit
Published maximum crossing span is 20 cm; frame shape and height differences still require review.
Power choice
Battery power supports cable-free movement, with a published runtime of 6-8 hours.
Cleaning mode
Wet or dry cleaning is available; select the mode according to soiling and module conditions.
04 · SUPPLY

Supply scope

  • Equipment configuration review
  • Voltage, plug and accessory confirmation
  • Operating documentation
  • Parts and training options

PRODUCT OVERVIEW

Why R1 is built for this job

Wet and dry cleaning in one platform

Designed to improve cleaning coverage and simplify routine operation.

Omni-directional anti-drop sensing

Supports safer equipment control and a more consistent field workflow.

150-200 m wireless remote control

Helps match the equipment to site access, power and labor conditions.

All-direction movement on PV modules

Must be confirmed against the actual module geometry and operating requirements.

STRUCTURED PRODUCT DATA

R1 technical specifications

Use these catalog values for initial comparison. Final suitability requires confirmation against the actual array and operating conditions.

Brush material
Nylon / PBT
Cleaning type
Dry / water
Operating temperature
-20°C to 50°C
Working angle
≤20°
Maximum span
≤20 cm
Operating voltage
24 V
Power supply
22.2-24 V lithium battery, 26 Ah × 2
Runtime
6-8 hours
Brush speed
260 RPM
Cleaning width
1100 mm; 1500 mm optional
Travel speed
20 m/min
Maximum water use
1.84 L/min
Dimensions
83 × 68 × 31.5 cm
Weight
48.3 kg including battery

APPLICATIONS

Where R1 fits

Application fit depends on site geometry, access, soiling, utilities and the cleaning workflow.

01

Utility solar farms

Flexible cleaning across large module fields with an operator controlling direction from a safe distance.

02

Commercial ground arrays

Useful where row geometry varies and a permanently installed robot is not preferred.

03

Water-limited sites

Dry-cleaning capability supports suitable loose-dust conditions after site assessment.

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.

Parts inspectionAssemblyFunctional test

Configuration and quality review

Model, voltage, plug, accessories, operating environment and delivery documentation are checked before confirmation.

Specification reviewOperation checkDelivery record

WHY WATERSPRAYELEPHANT

More than a machine specification

01

Integrated product engineering

Mechanical, electrical and control development are coordinated for photovoltaic cleaning equipment.

02

PV-specific brush development

Brush material, contact behavior and wet or dry operation are engineered around solar-module cleaning.

03

Design-to-production coordination

Product design, component selection, assembly and functional checks follow one connected workflow.

04

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 R1

What PV panel angle can R1 work on?

R1 is specified for working angles up to 20 degrees. Actual suitability also depends on module surface, weather, track condition and array geometry.

Can R1 cross gaps between modules?

The published maximum span is 20 cm. Gap direction, height difference, frame shape and edge condition must be reviewed before operation.

How long does the battery run?

The catalog states a typical runtime of 6-8 hours with two 26 Ah battery packs. Real runtime varies with slope, brush load, travel and operating conditions.

Can it clean without water?

Yes. R1 supports dry and water-cleaning modes. Dry cleaning should be selected only when the dust and module conditions are suitable.

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