Product Overview & System Integration
This 500–530W monocrystalline single-glass PV module is specifically designed for large-scale ground-mounted power plants and commercial and industrial (C&I) rooftop applications. It utilizes multi-busbar (MBB) and half-cell technology to significantly reduce internal resistance losses and mitigate power degradation caused by shading. In terms of system compatibility, the module supports a maximum system voltage of 1500V DC, making it highly compatible with mainstream string and central inverters worldwide and effectively increasing the number of modules that can be connected in series per string. As a direct manufacturer, we provide in-depth technical coordination for EPC projects, covering pre-installation of specific cable lengths, specification of connector models, and support for system layout planning, ensuring precise integration with existing grid-connected and off-grid architectures.

Material & Technical Specifications
| Product Name |
500–530W Single Glass Solar Panel |
| Battery Cell Type |
N-type GBC cell |
| Battery arrangement |
120(6*20) |
| Glass |
Front glass: 3.2mm tempered coated glass |
| Frame |
Anodized aluminum alloy frame |
| Output wires |
Customized Length |
| Weight |
22.6 kg |
| Size |
1907*1134*30mm |
| Packing |
37 pieces/pallet 222 pieces/120-foot flat rack container 888 pieces/40-foot high cube container 962 pieces/13.5-meter flatbed truck 1258 pieces/17.5-meter flatbed truck |
| Safety Protection Rating |
Class Ⅱ |
| Fire Rating | IEC Class C |
Quality Control & Global Standards
Our entire product line is manufactured in strict compliance with the ISO 9001 quality management system. Every 500–530W solar panel must pass 100% dual EL (electroluminescence) internal micro-crack inspection and fully automated power flash testing before leaving the warehouse. Our products comply with international electrical safety standards such as TUV, CE, and RoHS. We offer a rigorous power performance guarantee: power degradation in the first year is strictly controlled to within 2%, and we guarantee a minimum of 84.8% of the rated power output at the end of the 25-year lifespan.



Product Details
500–530W Single Glass Solar Panel Assembly Drawing Engineering Drawings (Unit: mm)
*Length: ±2mm Width: ±2mm

Electrical Performance Parameters (Under Standard Test Conditions)
|
Model |
GK-1-60HG-505M |
GK-1-60HG-500M |
GK-1-60HG-510M |
GK-1-60HG-515M |
GK-1-60HG-520M |
GK-1-60HG-525M |
GK-1-60HG-530M |
||||||||
|
Test Conditions |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
STC |
NOCT |
|
|
Maximum Power (Pmax/W) |
500 |
377 |
505 |
381 |
510 |
384 |
515 |
388 |
520 |
392 |
525 |
396 |
530 |
400 |
|
|
Open-Circuit Voltage (Voc/V) |
45.02 |
42.51 |
45.12 |
42.61 |
45.22 |
42.70 |
45.32 |
42.79 |
45.42 |
42.89 |
45.52 |
42.98 |
45.62 |
43.08 |
|
|
Peak Power Voltage (Vmp/V) |
37.90 |
35.79 |
38.00 |
35.89 |
38.10 |
35.98 |
38.20 |
36.08 |
38.30 |
36.17 |
38.40 |
36.27 |
38.50 |
36.36 |
|
|
Short-Circuit Current (Isc/A) |
14.05 |
11.36 |
14.11 |
11.41 |
14.17 |
11.46 |
14.23 |
11.51 |
14.29 |
11.56 |
14.35 |
11.60 |
14.41 |
11.65 |
|
|
Peak Power Current (Imp/A) |
13.20 |
10.53 |
13.30 |
10.61 |
13.39 |
10.69 |
13.49 |
10.77 |
13.58 |
10.84 |
13.68 |
10.92 |
13.77 |
10.99 |
|
|
Module Conversion Efficiency(%) |
23.1 |
23.4 |
23.6 |
23.8 |
24.0 |
24.3 |
24.5 |
||||||||
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
For international bulk sea freight, we utilize export-grade vertical stacking packaging solutions. Each palletized module is equipped with high-strength corrugated cardboard corner protectors and reinforced with anti-slip steel straps, while the base uses fumigation-free, load-bearing wooden pallets that comply with international standards. Standardized anti-tilt lashing procedures are implemented inside the container to ensure the physical integrity of individual glass modules during long-distance multimodal transport and in environments with extreme temperature fluctuations, strictly controlling the transportation damage rate to below 0.01%.
Typical Application Scenarios
Typical Application Scenarios
Choose the plan that suits you best.
Large-scale megawatt (MW) ground-mounted solar power plants and agrivoltaic projects
01
Commercial and industrial building rooftop (BAPV) grid-connected power generation systems
02
Power supply for telecommunications base stations and off-grid microgrids in remote areas
03
High-power solar-powered agricultural irrigation and deep-well pumping systems
04
FAQ
Q: How does this 500–530W monocrystalline module integrate with an existing 1500V grid-tied inverter system?
A: This module is natively designed to support a maximum system voltage of 1500V DC. Compared to 1000V systems, it allows for more PV panels to be connected per string, directly reducing the number of combiner boxes and DC cables required. We can provide precise string voltage and current calculations based on your inverter's MPPT range.
Q: How does this single-glass panel perform in terms of corrosion resistance for PV projects in coastal areas with high salt fog levels?
A: The module frame is made of AL6005-T5 anodized aluminum alloy, with an oxide film thickness that meets stringent industrial standards, and the junction box features IP68-rated sealing. The entire product line has passed third-party laboratory salt fog corrosion resistance tests and ammonia tolerance tests, making it fully suitable for long-term operation in coastal and high-humidity environments.
Q: What is the lead time for bulk OEM orders of 500W solar panels? Do you support customization of specific materials?
A: Megawatt-scale orders of standard specifications are typically delivered within 15–20 business days. For OEM requirements, we support backsheet color changes, custom cable lengths, and laser-etched company logos. The mold-making and prototyping process will be finalized within 7 days to ensure project timelines are met.
Call to Action
Receive detailed system wiring diagrams and wholesale project quotes within 24 hours. We support bulk OEM samples for factory-quality testing. Contact our EPC procurement team today to secure the latest factory shipment batch.
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