BIPV (Building Integrated Photovoltaics) Three-Curved Solar Tile Roof: A Real-Scene Application of Traditional Chinese Antique-Style Glazed Corrugated Tile Solar Power Station
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Customizable Curved Solar Roof Tile with BC Cells for OEM Partners

Customizable Curved Solar Roof Tile with BC Cells for OEM Partners

The GreenMore Curved BC Solar Roof Tile integrates high-efficiency Back-Contact (BC) photovoltaic cells directly into a classic triple-wave (S-shaped) architectural tile form factor. Designed for residential roof replacements, historic heritage renovations, and high-end commercial BIPV (Building-Integrated Photovoltaics) projects, this module replaces traditional clay or concrete roofing tiles with a self-generating, weather-resistant energy system.

  • Item No :

    GM-HW50BC
  • Payment :

    TT/LC
  • Product Origin :

    China
  • Custom Made :

    Yes
  • Shipping Port :

    Shanghai, Nanjing, Ningbo, Guangzhou, Shenzhen, etc.
  • Lead Time :

    15 days
  • Warranty :

    15 years
  • Product Details

Technical Specifications

Model GM-HW50BC GM-HW42BC GM-HW37BC
Max. Power (Pmax) 50W 42W 37W
Open Circuit Voltage (Voc) 4.85V 4.65V 4.65V
Short Circuit Current (Isc) 13.15A 12.95A 12.95A
Voltage at Pmax (Vmp) 4.45V 3.95V 3.85V
Current at Pmax (Imp) 11.75A 10.63A 10.15A
Module Dimensions (L*W*H) 720*500*32mm 720*500*32mm 720*500*32mm
Module Weight 6.5kg 6.5kg 6.5kg
Front Cover PV Tempered Glass PV Tempered Glass PV Tempered Glass
Backsheet PV Tempered Glass PV Tempered Glass PV Tempered Glass
Frame Aluminum Alloy Aluminum Alloy Aluminum Alloy
Junction Box IP67 / MC4 IP67 / MC4 IP67 / MC4
Color Gray, Green, Red,Black Gray, Green, Red,Black Gray, Green, Red,Black
Max.System Voltage  1000V DC 1000V DC 1000V DC
Max. Series Fuse Rating (A) 30A 30A 30A
Max. Static Load 5400Pa 5400Pa 5400Pa
NOCT 45±2 45±2 45±2
Fire Resistance A A A
Power Tolerance 0~+3% 0~+3% 0~+3%
Module Efficiency (%) 24.1 23.9 23.9
Temperature Coefficient of lsc +0.041%/ +0.041%/ +0.041%/
Temperature Coefficient of Voc -0.220%/ -0.220%/ -0.220%/
Temperature Coefficient of -0.260%/ -0.260%/ -0.260%/

Updated on September 2, 2026

Learn more about the parameters →


Key Features


Core Engineering Advantages

  • Pure Front-Surface Aesthetics: By moving all electrical grid lines and busbars to the rear side of the cell, BC technology creates a uniform, deep-black appearance across the entire curved surface. There are no exposed silver lines, allowing the tile to blend naturally with conventional roofing materials.

  • Superior Low-Light & High-Temperature Yield: BC cells feature lower power temperature coefficients and reduced recombination losses. This results in higher energy generation during off-angle sunlight hours, morning/evening light, and high ambient thermal conditions.

  • Structural Integration & Weatherproofing: Engineered with dual factory-installed MC4 lead wires and pre-drilled mechanical mounting points along the upper ridge, each tile interlocking system creates a continuous rain seal that resists wind-driven rain, hail, and high mechanical loads.


Product Design Highlights

  • BC cell architecture improves efficiency and low‑light performance.

  • Curved tile geometry matches traditional roof aesthetics.

  • Top‑mounted connectors keep wiring clean and protected.

  • High‑resilience materials ensure long‑term stability in harsh climates.

  • Modular installation reduces labor time and simplifies system integration.


Curved Solar Tiles vs. Traditional Solar Panels

Category Curved Solar Roof Tiles Traditional Solar Panels
Building Integration (BIPV) Fully replaces roofing materials; curved profile blends seamlessly with architecture Requires mounting racks; visually prominent and less integrated
Cell Technology BC back‑contact cells with no front busbars; superior low‑light performance PERC / TOPCon / HJT with visible busbars; standard performance
Power Efficiency High efficiency; reduced shading loss; curved geometry minimizes dust accumulation High efficiency but more shading loss; flat surface accumulates dust
Installation Method Modular tile system; ideal for new roofs and retrofit projects Requires racking, roof penetration, and additional structural work
Roof Load Lightweight composite structure; reduces load on roof Heavier modules; requires stronger support structures
Maintenance Natural water runoff due to curved shape; lower cleaning frequency Flat surface collects dust; requires regular cleaning
Aesthetics Dark, uniform appearance; premium architectural finish Noticeable protrusion; less visually appealing
Application Scenarios Residential roofs, commercial buildings, cultural architecture, hotels, renovation projects Industrial rooftops, commercial flat roofs, ground‑mount systems
System Compatibility Seamless integration with BIPV systems, hybrid inverters, and ESS Compatible with standard inverters; not inherently roof‑integrated
Lifecycle Cost (LCOE) Combines roofing + solar generation; lower long‑term cost Requires separate roofing + solar system; higher combined cost
Wind & Weather Resistance Curved profile improves wind resistance; ideal for coastal/high‑wind regions Depends on racking system; higher risk under extreme wind loads
Project Delivery Efficiency Roofing and solar installation completed simultaneously Roofing first, then solar installation; longer project timeline

Installation & System Integration

  • Suitable for new roofs and retrofit projects

  • Compatible with GreenMore BIPV systems, hybrid inverters, and energy storage solutions

  • Supports regional installation standards across North America, Europe, Middle East, and Southeast Asia

  • Lightweight structure reduces load on existing roof frames


Application Scenarios

FAQ

Q1: How does the BC (Back-Contact) cell technology benefit curved roof installations?

A: Curved surfaces receive solar irradiance at varying angles. BC technology eliminates front metal grid shading, maximizing active light-absorption area and maintaining higher conversion efficiency even under non-perpendicular sunlight angles caused by tile curvature.

Q2: Is this curved solar tile compatible with standard roof racking and mounting systems?

A: Yes. The tile is designed to mount onto standard roofing battens using integrated fixing points. The pre-wired MC4 connectors route underneath the overlapping edge to protect wiring from direct UV exposure and weathering.

Q3: How does the durability compare to traditional ceramic or clay roof tiles?

A: High-strength tempered glass provides superior impact resistance (Class 4 hail rating) compared to brittle ceramic or clay tiles. Combined with an IP68 junction box, the system withstands extreme wind pressure, heavy snowfall, and prolonged environmental exposure.


Direct Factory Support & Quotations

GreenMore provides custom system design, layout simulation, and wholesale distribution support for global B2B partners, project contractors, and regional distributors.

Contact GreenMore Engineering Team


Page Overview

The GreenMore Curved Photovoltaic Roof Tile (BC Cell) represents a new generation of building‑integrated solar roofing, combining high‑efficiency BC solar technology with an architecturally compatible curved tile structure. Designed for residential, commercial, and cultural buildings, it delivers stable power generation, strong weather resistance, and a premium aesthetic that traditional solar panels cannot achieve. Its modular installation method shortens project timelines for EPC contractors and roofing teams, while the lightweight composite structure reduces roof load and enhances long‑term reliability. For distributors, OEM/ODM partners, and engineering firms, this product offers a practical, visually integrated, and future‑ready solution for modern solar roofing applications.

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GreenMore specializes in OEM manufacturing for solar roof tiles and integrated solar‑plus‑storage systems, serving construction companies, roofing contractors, renovation firms, and global energy solution providers. Our curved and flat solar tiles are engineered to replace traditional roofing materials, offering long‑lasting protection, architectural aesthetics, and clean power generation—ideal for roof renovation, old‑house restoration, and new building projects. With advanced production lines, strict quality control, and certified engineering processes, GreenMore delivers OEM residential ESS, C&I storage cabinets, and hybrid solar systems tailored to partner specifications. We help B‑end clients expand product portfolios, enhance project competitiveness, and deploy reliable, future‑ready energy solutions across Europe, the Middle East, Southeast Asia, Africa, and Oceania.
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