1 GW+ installed worldwide

PV Intelligent Efficiency
Solution Provider & Lead Brand

Intelligent solar panel cleaning robots for utility-scale, C&I, tracker and BIPV plants. Autonomous, water-free operation recovering 8–30% of lost yield in any climate from -30°C to 60°C.

1 GW+
Solar capacity served
30%
Peak yield recovery
1.5 yr
Typical payback
-30°C
Minimum operating temp.
Product Series

Eight models. Every array type.

From commercial rooftops to utility-scale plants, single-axis trackers and BIPV installations — one purpose-built platform covers them all.

TLMax-IA rooftop cleaning robot
TLMax-IA Series

Commercial Rooftops

Intelligent cleaning robot for C&I rooftop plants, enabling efficient, automated operation and maintenance of photovoltaic power stations.

Size(1950–12250) × 410 × 246 mm
Weight≤ 60 kg
Speed0–12 m/min
Climbing gradient< 20°
TLMax-PA utility-scale cleaning robot
TLMax-PA Series

Utility-Scale Plants

Intelligent cleaning robot for centralised ground-mount PV stations, reducing O&M cost while ensuring safe, stable and efficient operation.

Size(1950–7500) × 410 × 246 mm
Module tilt range0–50°
Operating temp.-30°C to 60°C
Remote control2000 m
TLMax-TRX5 tracked robot
TLMax-TRX5

Single-Axis Trackers

Cleaning for flat single-axis tracking plants, achieving efficient, intelligent and automated operation and maintenance.

Size(2000–5000) × 430 mm
Running speed10–20 m/min
Component tilt0–60°
Wind protectionCategory 12
TLMax-FA robot shuttle
TLMax-FA Series

Robot Shuttle (Transfer)

Automatically transfers and positions TLMax-IA robots to clean more rows of modules — one fleet, many rows.

Size(1650–5000) × 410 × 330 mm
Positioning accuracy± 3 mm
Climbing ability< 10°
Protection ratingIP65
Tekwun E32G BIPV cleaning robot
Tekwun E32G

BIPV / BAPV Cleaning

Breaks through the technical barrier of high-precision positioning and control on glass-wall surfaces, keeping plants running efficiently.

Size585 × 560 × 340 mm
Weight19.7 kg
Cleaning efficiency400 m²/h
Protection levelIP65
Tekwun E32L BIPV cleaning robot
Tekwun E32L

BIPV / BAPV Cleaning

For industrial and commercial rooftop BIPV/BAPV plants — helping owners reduce costs, increase efficiency and ensure safe, stable operation.

ApplicationBIPV / BAPV rooftops
OperationIntelligent & automated
ResultLower O&M cost
Plant outputStable & efficient
Tekwun S400 AI cleaning robot
Tekwun S400

AI Vision Positioning

The first product utilizing AI visual positioning and autonomous driving technology — autonomously plans the optimal path without human intervention.

Size585 × 560 × 250 mm
Weight24 kg
Cleaning efficiency≥ 400 m²/h
Protection levelIP65
Tekwun S500 AI cleaning robot
Tekwun S500

AI Vision Positioning

For BIPV/BAPV plants. Built on the same AI visual positioning and autonomous driving platform, planning the optimal cleaning path with zero human intervention.

NavigationAI visual positioning
Path planningFully autonomous
ApplicationBIPV / BAPV
InterventionNone required
Project Cases

Numbers from real deployments

Ground-mount solar plant in Bayannaoer, Inner Mongolia
Bayannaoer, Inner Mongolia · China

Centralised Ground-Mount Plant · 60 MW

+10%
Power generation increase
278 robots · Payback 2.2 yrs
Steel mill BIPV rooftop in Xiangtan, Hunan
Xiangtan, Hunan · China

Steel Mill BIPV Rooftop

+50%
Power generation increase
Payback 2.0 yrs · Tracked BIPV
Printing facility rooftop in Xuancheng, Anhui
Xuancheng, Anhui · China

Printing Facility BIPV

+20%
Power generation increase
Payback 1.5 yrs · TLMax-IA
Patents & IP

Built on our own
patented technology

40+
Patents granted
  • Patented technology across cleaning systems, drive units, travel mechanisms, bridge connectors and AI vision units
  • Full in-house R&D — from core mechanics to control software
Invention patent certificate
Invention patent certificate
Utility model patent certificate
Utility model patent certificate
Get a Quote

Tell us about your plant

Send us your plant type, capacity and location. Our engineers will reply with a recommended configuration and a payback projection — free, no obligation.

AddressNo. 6, North Changjiang Road, Xinbei District, Changzhou City, Jiangsu Province, China
We reply within 1 business day. Your information is never shared.