Factory Direct Sales 320/330/340 Watt Bifacial Frameless Solar Panel

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  • Factory Direct Sales 320W 330W 335W 340W Bifacial Frameless Double-Glass Solar Panel
  • Factory Direct Sales 330W 335W 340W Bifacial Frameless Double-Glass Solar Panel for Vegetable Greenhouse
  • Factory Direct Sales 320W 325W 330W 335W 340W Bifacial Lightweight Frameless Double-Glass Solar Panel
  • Factory Direct Sales 320W 325W 330W 335W 340W Bifacial Frameless Double-Glass Solar Panel for Farm Greenhouse
  • Factory Direct Sales 320W 330W 335W 340W Bifacial Frameless Double-Glass Solar Panel

Factory Direct Sales 320/330/340 Watt Bifacial Frameless Solar Panel

    45% light-transmitting frameless glass design
    <0.45% annual degradation over 30 years
    Module size: 2088×1128×5 mm
    Weight: 27 kg
    0~+5 W positive power tolerance
    80±5% bifaciality for rear-side gain

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Mechanical Specifications
Cell TypeN Type Mono Cells
Cells Layout4*20
Dimension2088*1128*5mm
Weight27kg
Front Glass2mm Semi Tempered Coated Glass
Inter LayerEVA/POE/PVB
Back Glass2mm Semi Tempered Glass
Junction BoxIP68 Rated
ConnectorMC4 (or Equivalent)
FrameOptional
Maximum Load Capacity2400(Wind Load)/5400(Snow Load)
Bifaciality80±5%
Electrical Parameters (STC*)
Module Type: SP340M-40H320325330335340
Maximum Power (Pmax/W)320325330335340
Open Circuit Voltage (Voc/V)28.1228.3428.4628.5828.7
Short Circuit Current (Isc/A)13.7713.9014.0314.1614.29
Voltage at Maximum Power (Vmp/V)24.6024.8025.0025.225.4
Current at Maximum Power (Imp/A)13.0113.1113.2013.2913.38
Power Tolerance (W)0~+5
*STC: Air Mass AM1.5, Irradiance 1000W/m,  Cell temperature 25°C.

Q :

1. What applications suit this 45% transparent panel best?

A :

Perfect for solar carports, skylights, greenhouses, and building-integrated PV with aesthetic demands.

Q :

2. Is this panel safe for humid, corrosive, or harsh areas?

A :

Yes. It withstands high humidity, acid, alkali, and sand exposure, certified to IEC/ISO standards.

Q :

3. What ensures higher power generation in low light?

A :

N-type cells with no LID and SMBB design maintain excellent efficiency in cloudy or early/late sunlight.

Q :

4. How durable is this module over time?

A :

It comes with a 30-year linear power warranty and <0.45% annual degradation for stable long-term output.

Q :

5. Can it handle structural load and extreme weather?

A :

Yes, it resists 2400Pa wind and 5400Pa snow loads, and operates from –40°C to +85°C.

Q :

6. What are its mechanical specs and layout?

A :

It measures 2088×1128×5 mm, weighs 27 kg, and uses a 4×20 cell layout with frameless double-glass design.

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