Solar Panel
Shanghai Walmay Group Co., Ltd.

  • 590-590W Mono Half-Cell PV Module Series
  • 590-590W Mono Half-Cell PV Module Series
  • 590-590W Mono Half-Cell PV Module Series
  • 590-590W Mono Half-Cell PV Module Series

590-590W Mono Half-Cell PV Module Series
SMBB Technology Half Cut N Type Cell;
Strengthened Mechanical Load;
100% Inspection 30 years Guarantee;
144 Cells Double Glass Bifacial;
580~590 Watt 182mm 16BB PV Module Serie;
+86 13287510939
+86 13287510939
info@walmaygroup.com
Contact Us
590-590W Mono Half-Cell PV Module Series
Overview

Walmay 590W Double Glass Bifacial Mono Half-Cell PV Module is a high-efficiency solar panel for home and commercial use. 

It adopts N-type 16BB half-cells and double glass design, with 590W max power and 30-year warranty, fitting solar energy systems.


     Walmay Battery Factory Display
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Battery energy storage product features

Walmay battery energy storage features

1、High Efficiency & Bifacial Design: Captures sunlight from front and back, increasing energy yield by 15%-30% vs traditional panels.

2、Double Glass Durability: Anti-corrosion, anti-hail, and waterproof. Works for 25+ years in harsh environments.

3、Half-Cell Technology: Reduces power loss, ensures stable output even if part of the panel is shaded.

4、Wide Temp Adaptation: Operates in -40℃~85℃, stable performance in high or low temperature areas.


Walmay battery energy storage important attributes


CategoryParameter Name580W Module585W Module590W Module
Electrical PerformanceMaximum Power (Pmax)580W585W590W

Open-Circuit Voltage (Voc)51.87V51.67V51.87V

Short-Circuit Current (Isc)14.37A14.43A14.49A

Voltage at Pmax (Vmp)42.60V42.76V42.92V

Current at Pmax (Imp)13.62A13.69A13.75A

Module Efficiency (ηm)22.45%22.64%22.84%

Power Tolerance0~+4.99W0~+4.99W0~+4.99W

Max System Voltage1500Vdc (IEC/UL)1500Vdc (IEC/UL)1500Vdc (IEC/UL)
Temperature CharacteristicsPmax Temperature Coefficient-0.290%/°C-0.290%/°C-0.290%/°C

Voc Temperature Coefficient-0.250%/°C-0.250%/°C-0.250%/°C

Isc Temperature Coefficient+0.045%/°C+0.045%/°C+0.045%/°C

Operating Temperature Range-40~+85°C-40~+85°C-40~+85°C

NOCT45±2°C45±2°C45±2°C
Mechanical SpecificationsExternal Dimensions (L×W×H)2278×1134×30mm2278×1134×30mm2278×1134×30mm

Weight31kg31kg31kg

Solar CellsN-Type 16BB 182mm (2×72pcs)N-Type 16BB 182mm (2×72pcs)N-Type 16BB 182mm (2×72pcs)

GlassAR Coated 2+2mm Tempered GlassAR Coated 2+2mm Tempered GlassAR Coated 2+2mm Tempered Glass

FrameAnodized Aluminum AlloyAnodized Aluminum AlloyAnodized Aluminum Alloy

Junction BoxIP68IP68IP68

Output Cables4.0mm², 1200mm(+)/1200mm(-) (Customizable)4.0mm², 1200mm(+)/1200mm(-) (Customizable)4.0mm², 1200mm(+)/1200mm(-) (Customizable)

ConnectorMC4 CompatibleMC4 CompatibleMC4 Compatible

Mechanical LoadFront:5400Pa; Rear:2400PaFront:5400Pa; Rear:2400PaFront:5400Pa; Rear:2400Pa
Warranty & CertificationsPower Output Warranty30 Years30 Years30 Years

Product Warranty10 Years10 Years10 Years

CertificationsMCS, CeC, IEC, UL, RoHSMCS, CeC, IEC, UL, RoHSMCS, CeC, IEC, UL, RoHS
Bifacial PerformanceRear Side Power Gain (Example: 585W)5%:614W; 15%:673W; 25%:731W5%:614W; 15%:673W; 25%:731W5%:614W; 15%:673W; 25%:731W
Basic InfoProduct Type182mm 16BB 144Cells Double Glass Bifacial N-Type Mono Half-Cell PV Module182mm 16BB 144Cells Double Glass Bifacial N-Type Mono Half-Cell PV Module182mm 16BB 144Cells Double Glass Bifacial N-Type Mono Half-Cell PV Module

Inspection & Guarantee100% Inspection; 30 Years Guarantee100% Inspection; 30 Years Guarantee100% Inspection; 30 Years Guarantee

Fire ClassClass AClass AClass A

Why choose Walmay battery energy storage

Additional Features（Why Choose Walmay）

  1. More Energy & Savings: Bifacial gain cuts electricity bills; 30-year warranty ensures long-term returns.
  2. Low Maintenance: Double glass is dust-resistant and easy to clean, reducing upkeep costs.
  3. Safe & Reliable: IP68 junction box and anti-corrosion design, no leakage risks.
  4. Global Support: 7×24h service in 50+ countries, solving issues anytime.


 Product Application

  1. Home Rooftop Solar: Powers households, reducing reliance on grid electricity.
  2. Commercial Rooftop Projects: Used in factories, shopping malls, and office buildings.
  3. Ground-Mounted Solar Farms: Large-scale energy generation for power grids.
  4. Special Scenarios: Installed in coastal areas, deserts, and high-altitude regions.


-  storage system packaging and transportation  -

WALMAY has a stock of common energy storage products. The packaging standards meet the international transportation requirements of energy storage products to ensure transportation safety.

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- Warehouse inventory

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- Products that customers 

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- Storage product loading

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