Monocrystalline silicon photovoltaic module ST-500 Pro
PERCIEC 61730IEC 61215

Monocrystalline silicon photovoltaic module - ST-500 Pro - Helios Renewables - PERC / IEC 61730 / IEC 61215
Monocrystalline silicon photovoltaic module - ST-500 Pro - Helios Renewables - PERC / IEC 61730 / IEC 61215
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Characteristics

Technology
monocrystalline silicon
Cell architecture
PERC
Certifications
IEC 61730, IEC 61215
Other characteristics
built-in, high-performance, rugged
Peak power (Wp)

400 W
(0.54 hp)

Module efficiency

22.8 %

Lenght

1,755 mm
(69 in)

Width

1,038 mm
(41 in)

Height

35 mm
(1 in)

Description

Overview
The ST-400 Pro is a high-performance commercial solar panel fitted with latest-generation monocrystalline PERC cells. It delivers 400 Wp output and a peak efficiency of 22.8%, designed for industrial and large-scale installations where performance and long-term durability are required. Certified to international standards and backed by a 25-year warranty, it is suitable for harsh environmental conditions and compatible with common inverter types.

Key features
  • Latest-generation monocrystalline PERC cells
  • High efficiency: 22.8%
  • Rated power: 400 Wp
  • Enhanced resistance to extreme weather conditions
  • Anti-reflective coating for improved absorption
  • IEC 61215 and IEC 61730 certified
  • Compatible with all common inverter types
  • Integrated mounting system for faster installation


Dimensions
1755 × 1038 × 35 mm

Warranty
25 years

Comparison table
Model | Power | Efficiency | Warranty | Range
ST-400 Pro (Best-seller) | 400 Wp | 22.8% | 25 years | ★★★
ST-350 Standard | 350 Wp | 20.5% | 20 years | ★★
ST-300 Eco | 300 Wp | 18.9% | 15 years | ★

Specifications
  • Model: ST-400 Pro
  • Power: 400 Wp
  • Efficiency: 22.8%
  • Cell type: Monocrystalline PERC cells (latest generation)
  • Dimensions: 1755 × 1038 × 35 mm
  • Warranty: 25 years
  • Certifications: IEC 61215, IEC 61730
  • Compatibility: Compatible with all common inverter types
  • Special features: Anti-reflective coating; integrated mounting system for quick installation; enhanced weather resistance

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.