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Durable Label Solutions for PV Systems
Solar Panel Label
Solar panel (PV) labels are critical for the safe installation, traceability, and regulatory compliance of photovoltaic systems.
These labels include panel technical specifications (Voc, Isc, Vmp, Imp), serial number, manufacturer information, production date, and certification markings. Additionally, warning labels used on inverters, DC cable lines, and junction boxes indicate high voltage risk, dual supply (AC/DC) warnings, and emergency shutdown information.
Because solar systems are constantly exposed to harsh outdoor conditions such as UV radiation, temperature variations, humidity, and rain , UV-resistant polyester (PET) or laminated synthetic materials are generally preferred.
Long-lasting adhesive and smudge-resistant printing technology ensures that labels remain legible for the system's 20–25 year lifespan .
Applications of Solar Panel Labels
Panel Technical Label (Nameplate Label)
DC Warning Labels
Inverter Labels
Cable and Line Identification Labels
Emergency and Breakpoint Labels
Grounding and Equipment Labels
What Labels Are Used in Solar Panel (Solar PV) Systems?
Different types of labels are used in solar PV systems for both technical description and safety warnings:
UV-resistant Polyester (PET)
Laminated synthetic label
Outdoor acrylic adhesive label
Characteristics of Solar Panel Labels
UV Resistance
Because solar panels are constantly exposed to sunlight, the labels need to be UV resistant.
UV-resistant labels do not fade in color or lose print quality even when exposed to sunlight for extended periods.
Water and moisture resistance.
Solar panels are exposed to external environmental conditions such as rain, snow, and humidity.
Water and moisture resistant labels maintain their adhesive strength and print quality in outdoor conditions.
High Temperature Resistance
The back surface of solar panels can reach high temperatures.
High-temperature resistant label materials can be used for a long time without being affected by temperature changes.
Chemical Resistance
Solar panels may come into contact with various chemicals during their manufacturing and maintenance processes.
Chemical-resistant labels are resistant to cleaning agents and environmental influences.
Long-Term Readability
Solar panel labels must remain legible throughout the panel's lifespan.
Thanks to durable printing technologies, the technical information on the label remains legible for many years.
Barcode and Serial Number Compatibility
In solar panel production, product tracking is done using serial number and barcode systems.
Labels containing barcodes and QR codes facilitate product tracking in production, logistics, and maintenance processes.
Strong Adhesive Performance
Solar panel labels must adhere strongly to metal, glass, or composite surfaces.
Industrial acrylic adhesives provide long-term adhesion performance in outdoor conditions.
Production Information
Sizes :
Customizable to the desired extent.
Production Time:
For stocked materials, 24 hours; for other products, three days after the printing preparation stages (for standard production).
Printing Techniques:
Letterpress, flexo, digital printing
Raw materials:
Gloss White PET, Matte White PET, Matte Silver PET, Dull Silver PET
Adhesive:
Acrylic, hotmelt, nonpermanent (removable), standard, strong adhesive.
Finishing :
Lamination, varnish, hot foil printing
Printing :
Color printing, unprinted printing, variable data and barcode printing.