Product Overview & System Integration
As a specialized China manufacturer, Xiamen Hemao provides the BC Single Glass Solar Panel designed for high-density energy harvesting. Unlike conventional modules, the BC architecture moves all metal ribbons to the back, eliminating shadow losses and aesthetic clutter. This panel integrates with standard 1500V string inverters and micro-inverters. We offer factory-level customization, including specific cable lengths, MC4 connector brands, and black-frame aesthetic options for high-end commercial projects. Our engineering team provides full PCB layout adjustment and frame mold development for BIPV-specific integration.
Material & Technical Specifications
| Product Name |
BC Single Glass Solar Panel |
| Battery Cell Type |
N-type GBC |
| Battery arrangement |
144(6*24) |
| Glass |
Front glass: 3.2mm tempered coated glass |
| Frame |
Anodized aluminum alloy frame |
| Output wires |
Customized Length |
| Weight |
28.1kg |
| Size |
2382*1134*30mm |
| Packing |
37 pcs per pallet 740 pcs per 13.5meters Flatbed truck 962 pcs per 17.5meters Flatbed truck |
| Safety Protection Rating |
Class Ⅱ |
| Fire Rating | IEC Class C |
Quality Control & Global Standards
Every BC Single Glass Solar Panel undergoes a triple EL (Electroluminescence) inspection at our China factory to identify micro-cracks or inactive zones invisible to the human eye. We implement a 100% flash test protocol to ensure 0/+3% positive power tolerance. Our production facility is ISO 9001/14001 certified, and products comply with TUV Rheinland, CE, RoHS, and IEC 61215/61730 standards. We provide salt mist corrosion resistance reports (Level 6) for coastal installations and PID (Potential Induced Degradation) resistance verification.
Product Details
BC Single Glass Solar Panel Assembly Drawing Engineering Drawings (Unit: mm)
*Length: ±2mm Width: ±2mm
Electrical Performance Parameters (Under Standard Test Conditions)
|
Model |
GK-3-72HG-640M |
GK-3-72HG-645M |
GK-3-72HG-650M |
GK-3-72HG-655M |
GK-3-72HG-660M |
GK-3-72HG-665M |
GK-3-72HG-670M |
||||||||
|
Test Conditions |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
|
|
Maximum Power (Pmax/W) |
640 |
482 |
645 |
486 |
650 |
490 |
655 |
493 |
660 |
497 |
665 |
501 |
670 |
505 |
|
|
Open-Circuit Voltage (Voc/V) |
54.20 |
51.18 |
54.30 |
51.28 |
54.40 |
51.37 |
54.50 |
51.47 |
54.60 |
51.56 |
54.70 |
51.66 |
54.80 |
51.75 |
|
|
Peak Power Voltage (Vmp/V) |
44.90 |
42.40 |
45.00 |
42.50 |
45.10 |
42.59 |
45.20 |
42.69 |
45.30 |
42.78 |
45.40 |
42.87 |
45.50 |
42.97 |
|
|
Short-Circuit Current (Isc/A) |
15.00 |
12.13 |
15.06 |
12.18 |
15.12 |
12.23 |
15.18 |
12.28 |
15.24 |
12.32 |
15.30 |
12.37 |
15.36 |
12.42 |
|
|
Peak Power Current (Imp/A) |
14.26 |
11.38 |
14.34 |
11.44 |
14.42 |
11.51 |
14.50 |
11.57 |
14.57 |
11.63 |
14.65 |
11.69 |
14.73 |
11.76 |
|
|
Module Conversion Efficiency(%) |
23.7 |
23.9 |
24.1 |
24.2 |
24.4 |
24.6 |
24.8 |
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|
|
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1. STC (Standard Test Conditions): Irradiance 1000 W/m², cell temperature 25°C, spectral distribution AM1.5
2. NOCT (Nominal Operating Cell Temperature): Irradiance 800 W/m², ambient temperature 20°C, spectral distribution AM1.5, wind speed 1 m/s
Load Capacity
| Maximum Static Load (Front) | 5400Pa |
| Maximum Static Load (Back) | 2400Pa |
| Hail Test Passed | Diameter 25mm, Impact Speed 23m/s |
Packaging & Logistics Safety
To mitigate risks associated with 9-class hazardous lithium cargo or fragile PV glass, our logistics department uses reinforced vertical packaging. Each pallet features multi-layer corrugated edge protectors and heavy-duty PET strapping. For high-volume wholesale orders, we utilize internal container reinforcement (wooden bracing and air cushions) to prevent shifting during maritime transit. Detailed packing lists and insurance documentation are provided for every EPC-scale shipment.
Typical Application Scenarios
Typical Application Scenarios
Choose the plan that suits you best.
Commercial Rooftops
Maximizing ROI in limited spaces via 22.8% efficiency.
01
Utility-Scale Solar Farms
Reducing land use and BOS costs through high power density.
02
Off-Grid Telecom Stations
Reliable power supply in high-temperature environments.
03
BIPV Projects
Clean, busbar-free front surface for architectural integration.
04
FAQ
How does BC technology impact the long-term ROI compared to TOPCon modules?
BC technology significantly enhances LCOE by eliminating front-surface metal shading, resulting in higher current output. With a lower temperature coefficient of -0.29%/°C, energy yield remains stable during peak summer months, providing roughly 2-3% more annual kilowatt-hours per installed watt than standard TOPCon alternatives in hot climates.
Are Hemao BC Single Glass Solar Panels compatible with high-voltage 1500V EPC projects?
Yes. All BC Single Glass modules are engineered with 1500V insulation ratings and IP68 junction boxes. This allows for longer string lengths, reducing the total number of combiner boxes and DC cabling, which effectively lowers the balance-of-system (BOS) costs for large-scale industrial and utility solar installations.
Can your factory provide OEM services for specific project branding or technical labeling?
As a direct manufacturer, we offer comprehensive OEM services for wholesale clients. This includes laser-etched customized logos on the frame, specific serial number sequences for asset tracking, and custom-length cables (up to 1500mm) to accommodate specific tracker systems or portrait/landscape mounting configurations for EPC contractors.
Call to Action
Secure Factory-Direct Project Pricing Today. Request a precise system wiring diagram and wholesale project quote within 24 hours. Batch OEM samples available for quality testing and EL report verification.
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