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540W Solar Panel HJT Rectangle Bifacial With UL Certification

  •  - The UE540H-54HBD from United Energy is a powerful, next-generation bifacial solar panel featuring HJT (heterojunction) technology, rectangle half-cells, and a durable double-glass structure. Offering up to 540W output and an industry-leading 24.20% module efficiency, it's a top-tier solution for premium residential, C&I, or utility-scale projects.

  • ⚡ Up to 540W Output: High-efficiency rectangle cell design maximizes power per square meter - 
  • 🔬 N-Type HJT Cells: Heterojunction tech ensures low degradation & strong temperature stability - 
  • 🔄 Up to 90% Bifaciality: Generates power from both sides — ideal for albedo-rich surfaces - 
  • 🛡️ Dual-Glass Durability: Withstands 5400Pa snow & 2400Pa wind - 
  • 🖤 All-Black Aesthetic: Sleek black frame enhances modern rooftop installations - 
  • 💧 PIB Sealing for Longevity: Superior moisture protection extends module lifespan - 
  • 📦 Oversized Format: 1960mm height increases cell area & total generation - 
540W bifacial solar panel with HJT technology and dual-glass durability. 24.20% efficiency, black-frame design
The size of 540 watt solar panel is 3011341960
The warranty for 540 watt solar panel is 30 years
UE is packing the components for export and loading them into containers
UE's solar panel production plant
UE's solar panels are installed in the United States, Belgium, Germany, Australia and other countries
540W bifacial solar panel with HJT technology and dual-glass durability. 24.20% efficiency, black-frame design
The size of 540 watt solar panel is 3011341960
The warranty for 540 watt solar panel is 30 years
UE is packing the components for export and loading them into containers
UE's solar panel production plant
UE's solar panels are installed in the United States, Belgium, Germany, Australia and other countries

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Product Description

The UE540H-54HBD is United Energy's flagship high-power HJT bifacial solar module, designed for peak performance and maximum return on investment. By leveraging rectangle-format N-type half-cells, it achieves an outstanding 24.20% module efficiency, ensuring more energy per panel with a reduced footprint.

Built with a dual-glass structure and IP68-rated junction box, it excels in demanding environments—from high-humidity coastal regions to snow-covered rooftops. Its 90% bifaciality allows up to 30% more energy gain under the right conditions, especially on reflective or elevated surfaces.

With global certifications (IEC, UL, ISO) and a 30-year linear power output warranty, the UE540H-54HBD is built for serious solar investors, installers, and property owners who demand both performance and long-term reliability.

Technical Specifications

SpecificationUE540H-54HBD
Power Output (Pmax)520W ~ 540W
Max Efficiency24.20%
Cell TechnologyHJT Mono, Rectangle Half-Cell
Number of Cells108 (6×18)
Dimensions (mm)1960 × 1134 × 30
Weight27.1 kg
BifacialityUp to 90%
Front / Rear Load5400Pa / 2400Pa
GlassDual Glass (2.0mm / 1.6mm)
FrameBlack Anodized Aluminum
Junction BoxIP68, 3 Bypass Diodes
ConnectorMC4 Original / Compatible
Cable4mm², 300mm (customizable)
Max System Voltage1500V DC
Power Tolerance0 ~ +5W
Operating Temp. Range-40°C ~ +85°C
Temp. Coeff (Pmax)~ -0.26%/°C
CertificationsIEC61215 / IEC61730 / UL61730 / ISO9001 / ISO14001 / ISO45001 / IEC62941
Warranty15-Year Workmanship / 30-Year Linear Power Warranty

FAQS

Q :

Is the UE540H-54HBD suitable for residential installations?

A :

Yes — despite its high power output, the sleek black frame and bifacial benefits make it excellent for premium rooftops and carports.

Q :

What’s the benefit of HJT over PERC or TOPCon?

A :

HJT modules offer better temperature performance, longer life span, and significantly lower degradation, especially over decades of use.

Q :

What kind of bifacial gain can I expect?

A :

With the right surface and spacing, rear-side power gain can reach up to 25–30%, especially in snowy, sandy, or white-roof environments.