China 320W 72-Cell Solar Panel - 16.4% Efficiency, 1956x992mm Dimensions, Polycrystalline or Monocrystalline for sale

320W 72-Cell Solar Panel - 16.4% Efficiency, 1956x992mm Dimensions, Polycrystalline or Monocrystalline

Price Negotiable

Price: Negotiation

MOQ: Negotiable

Delivery Time: 10-15 working days

Brand: OEM

Product Description

320W 72-Cell Solar Panel - Polycrystalline or Monocrystalline

Advanced silicon wafer technology delivers superior power output and cost-effectiveness compared to amorphous panels of similar dimensions. These durable, weather-resistant panels feature tempered glass protection and require minimal maintenance after installation.

Key Performance Features

Positive power tolerance (0~+5W) guaranteed
High module conversion efficiency up to 16.4%
Low light-induced degradation (LID)
Excellent low irradiance performance and temperature coefficient
Harsh environment adaptability: passed rigorous salt mist and ammonia tests
Robust 40mm frame withstands 5400Pa snow load and 2400Pa wind load

Electrical Specifications (STC: AM1.5, 1000W/m², 25℃)

Parameter	Value
Model	MBG320
Maximum Power (Pm/Wp)	320W
Maximum Power Voltage (Vmp)	37.36V
Maximum Power Current (Imp)	8.57A
Open Circuit Voltage (Voc)	45.33V
Short Circuit Current (Isc)	9.34A
Module Efficiency	16.4%
Normal Operating Cell Temperature (NOCT)	45.3±2℃
Temperature Coefficient of Voc	-0.31%/℃
Temperature Coefficient of Isc	0.05%/℃
Temperature Coefficient of Pm	-0.41%/℃
Power Tolerance	0~+5W

Mechanical & General Specifications

Parameter	Value
Module Dimensions (L×W×H)	1956×992×40/45mm
Cell Dimensions	156.75×156.75mm (poly)
Module Weight	23kg
Cable Specifications	4mm² section, 900mm length
Cell Configuration	72 cells (6×12 array)
Packing Configuration	25/23pcs per pallet, 22 pallets per 40HQ container (550/506pcs total)
Operating Temperature Range	-40℃ to +85℃
Maximum System Voltage	1000V DC
System Maximum Protection Current	15A
Maximum Wind/Snow Loads	2400Pa/5400Pa
Hot-Spot Resistance	100% hot-spot free