SPM144B/525-540W

Name: SPM144B/525-540W
Brand: Guangdong Namkoo Power Co., Ltd.

by Guangdong Namkoo Power Co., Ltd. · China

Technology: PERC 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.

Green Energy Score

Below Average · Based on efficiency, power, warranty, and certifications.

PERC540 W20.8% eff

0Upvotes

Overview

Key Specifications

Max Power

540 W

Efficiency

20.8%

Product Warranty

10 years

Dimensions

2279 × 1133 mm

Connectors

Max System Voltage

1500 V

Launch Year

2026

Price

—

Full Specifications

Product Identity

NameSPM144B/525-540W

ManufacturerGuangdong Namkoo Power Co., Ltd.

CountryChina

CategoryPERC

Cell TypeMonocrystalline

Number of Cells144

Electrical Parameters (STC)

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

Mechanical Characteristics

Dimensions2279 × 1133 × 35 mm

Weight28.5 kg

Front Glass

Back Glass

Frame

Junction BoxIP 68

Output Cables

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 ~ +0.5 %

NMOT45±2 °C

Temp Coeff Pmax-0.35 %/°C

Temp Coeff Voc-0.275 %/°C

Temp Coeff Isc0.045 %/°C

Warranty

Product Warranty10 years

Power Warranty0 years (0% at year 0)

Certifications & Regions

Certifications—

RegionsAsia-Pacific

CountriesChina

Commercial

Price—

Launch Year2026

AvailabilityAvailable