LR5-66HBD 475-500M

Name: LR5-66HBD 475-500M
Brand: Guangdong Namkoo Power Co., Ltd.

by Guangdong Namkoo Power Co., Ltd. · China

Technology: Bifacial Namkoo group focus on solar power industry over 15 years, we own solar energy system, solar panel, solar water pump, wind turbine system, solar inverter, solar controller, lithium and gel battery. With more than 50,000 square meters production base and 500 staffs, and we are expanding customized solar power solution business all over the world.

Other500 W21.3% effBifacial

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Overview

Key Specifications

Max Power

500 W

Efficiency

21.3%

Product Warranty

12 years

Dimensions

2073 × 1133 mm

Connectors

Max System Voltage

1500 V

Launch Year

2026

Price

—

Full Specifications

Product Identity

NameLR5-66HBD 475-500M

ManufacturerGuangdong Namkoo Power Co., Ltd.

CountryChina

CategoryOther

Cell TypeMonocrystalline

Number of Cells132

Electrical Parameters (STC)

Model	Pmax (W)	Vmpp (V)	Impp (A)	Voc (V)	Isc (A)	Eff (%)

Mechanical Characteristics

Dimensions2073 × 1133 × 35 mm

Weight30.6 kg

Front GlassTempered

Back Glass

FrameAnodized Aluminium

Junction BoxIP 68

Output Cables4 mm2

Connectors

Mechanical Load0 Pa

Operating & Temperature

Operating Temperature-40°C to 85°C

Max System Voltage1500 V DC

Max Series Fuse Rating30 A

Power Tolerance0 ~ +1 %

NMOT45±2 °C

Temp Coeff Pmax-0.35 %/°C

Temp Coeff Voc-0.284 %/°C

Temp Coeff Isc0.05 %/°C

Warranty

Product Warranty12 years

Power Warranty30 years (84.95% at year 30)

Bifacial Output (Rear-side Power Gain)

Certifications & Regions

Certifications—

RegionsAsia-Pacific

CountriesChina

Commercial

Price—

Launch Year2026

AvailabilityAvailable

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