S SOLARSPECS
LONGi Green Energy is the world's largest solar technology company by market capitalization, pioneering mono-crystalline silicon technology and the industry-standard Hi-MO series. The LONGi LR4-60HPB-355M is a Monocrystalline solar module delivering 355W of rated power output with 20.06% module efficiency. Designed for residential rooftop systems, this panel brings reliable performance.
🏭View all 261 LONGi models→ Brand range: 270W–605W
Monocrystalline

LONGi LR4-60HPB-355M

Max Power
355W
Efficiency
20.06%
Operating V
34.6V
Warranty
25Y
LONGi LR4-60HPB-355M logo
Technical Specifications
Open Circuit Voltage (Voc)40.6V
Short Circuit Current (Isc)11.25A
Voltage at Pmax (Vmp)34.6V
Current at Pmax (Imp)10.27A
Temp. Coefficient of Pmax-0.339%/°C
Dimensions1709 x 1036 x 35 mm
Weight22.1kg
NOCT45.17°C
PTC Rating336.8W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 261 LONGi models in database

FAQ

What is the max power output of the LONGi LR4-60HPB-355M?

The LONGi LR4-60HPB-355M is rated at 355W under STC (1000 W/m², 25°C, AM 1.5).

How efficient is the LONGi LR4-60HPB-355M?

This panel has 20.06% efficiency, which is above average for commercial solar panels.

How long is the warranty for the LONGi LR4-60HPB-355M?

The LR4-60HPB-355M comes with a 25-year product warranty covering defects and degradation.

What are the dimensions and weight of the LONGi LR4-60HPB-355M?

It measures 1709 x 1036 x 35 mm and weighs 22.1kg.

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LONGi offers 261 solar panel models from 270W to 605W.

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