Product Parameter Table

I. Generation 1 / 2 High-Efficiency Monocrystalline PV Modules

1. Generation 1 Monocrystalline PV Module (BSF Aluminum Back Surface Field Technology · Basic Tempered Glass)

Corresponding to the mainstream technology of the PV industry’s early popularization period, this module is built around traditional aluminum BSF P-type monocrystalline cells paired with standard ultra-clear calendered glass. It was the leading high-efficiency product for ground-mounted power stations and residential projects from 2010–2015.

Parameter Category	72-Cell Utility Version	60-Cell Residential Version
Module Power Range	300W ~ 330W	250W ~ 280W
Module Conversion Efficiency	18.0% ~ 19.5%	17.5% ~ 19.0%
Open-Circuit Voltage (Voc)	43.5 ~ 44.5V	36.2 ~ 37.2V
Working Voltage (Vmp)	35.8 ~ 36.8V	29.8 ~ 30.8V
Short-Circuit Current (Isc)	9.2 ~ 9.8A	8.5 ~ 9.1A
Working Current (Imp)	8.4 ~ 9.0A	7.8 ~ 8.4A
Module Dimensions	1650 × 992 × 35mm (mono-glass, 3.2mm glass)	1482 × 992 × 35mm (mono-glass, 3.2mm glass)
Module Weight	approx. 24.5kg	approx. 19.5kg
Glass Configuration	3.2mm standard ultra-clear calendered tempered glass, no single-layer basic AR coating, transmittance ≈90%	3.2mm standard ultra-clear calendered tempered glass, transmittance ≈90%
Encapsulation Structure	Glass + EVA + Cell + TPT Backsheet (mainly mono-glass)	Glass + EVA + Cell + TPT Backsheet
Temperature Coefficient	-0.42%/°C	-0.42%/°C
Operating Temperature Range	-40°C ~ 85°C	-40°C ~ 85°C
PID Resistance	No special optimization; noticeable degradation in high-temp/high-humidity environments	No special optimization
Lifetime Degradation	First-year degradation ≈2.5%, 25-year total degradation <25%	First-year degradation ≈2.5%, 25-year total degradation <25%
Core Features	Mature process, low cost, no special functional coating, average weatherability	Lightweight entry-level model, suited for early residential and small distributed systems

2. Generation 2 Monocrystalline PV Module (PERC Passivation Technology · Basic AR Dual-Glass)

Corresponding to the mass-production period of PERC technology, rear-side passivation improved efficiency, single-layer AR anti-reflective glass became widespread for the first time, and dual-glass encapsulation began commercial use — the mainstream high-efficiency solution in the global PV market from 2016–2021.

Parameter Category	72-Cell Half-Cut Dual-Glass Version	60-Cell Distributed Version
Module Power Range	380W ~ 420W (front power)	300W ~ 350W
Module Conversion Efficiency	20.5% ~ 22.0%	19.5% ~ 21.2%
Open-Circuit Voltage (Voc)	49.2 ~ 50.2V	40.8 ~ 41.8V
Working Voltage (Vmp)	41.0 ~ 42.0V	33.8 ~ 34.8V
Short-Circuit Current (Isc)	10.5 ~ 11.2A	9.8 ~ 10.5A
Working Current (Imp)	9.3 ~ 10.0A	8.9 ~ 9.6A
Module Dimensions	2031 × 1008 × 6.5mm (dual-glass 2.5+2.5mm)	1660 × 992 × 35mm (mono-glass 3.2mm)
Module Weight	approx. 27.5kg (dual-glass)	approx. 20.8kg
Glass Configuration	2.5mm single-layer AR anti-reflective ultra-clear calendered glass, transmittance ≈92.5%, basic PID resistance	3.2mm single-layer AR anti-reflective ultra-clear glass, transmittance ≈92%
Encapsulation Structure	Dual-glass laminated encapsulation (Glass + Encapsulant + Cell + Encapsulant + Glass)	Standard mono-glass encapsulation
Bifaciality	70% ~ 75%	Mono-glass, no bifacial gain
Temperature Coefficient	-0.38%/°C	-0.39%/°C
Operating Temperature Range	-40°C ~ 85°C	-40°C ~ 85°C
PID Resistance	Basic PID optimization; <5% degradation after 1000h at 85°C/85%RH	Basic PID optimization
Lifetime Degradation	First-year <2%, 25-year total <20%	First-year <2%, 25-year total <20%
Core Features	Significant efficiency gain over Gen 1; dual-glass structure improves weatherability and rear-side power gain	Balanced cost-performance, suited for commercial/industrial rooftops and retrofit projects

II. Generation 1 / 2 BIPV Building-Integrated PV Modules

1. Generation 1 BIPV Demonstration Module (Original Concept Version)

Corresponding to the exploratory / demonstration period of BIPV technology, centered on the concept of “retrofitting standard modules for building use.” No standardized building-material system had yet formed; mostly used in early landmark demonstration projects.

Parameter Category	Crystalline Silicon Curtain Wall Version	Thin-Film Light-Transmitting Version
Power per Unit Area	50W/m² ~ 90W/m²	30W/m² ~ 60W/m²
Visible Light Transmittance	10% ~ 30%, fixed, non-adjustable	20% ~ 40%, darker color tone
Module Dimensions	Standard module dimensions, poor building adaptability, limited customization	Limited dimensions, mostly small-format tiling
Glass Configuration	Standard tempered glass, no dedicated building-safety design	Standard float tempered glass, poor optical uniformity
Fire Rating	No system fire certification; relies on module’s own flame retardance	No official fire rating
Sound Insulation	<25dB, no dedicated acoustic design	<25dB
Core Features	Strong concept-demonstration nature, high cost, low generation efficiency, annual degradation >3%	Some light transmission achieved, but severe light-induced degradation and poor stability
Applicable Scenarios	Early landmark demonstration curtain walls, experimental BIPV projects	Auxiliary facades with low daylighting requirements, shading elements

2. Generation 2 Standardized BIPV Module (Building-Adapted Version)

Corresponding to the early commercialization stage of BIPV, transitioning from “add-on modules” to “building components,” and beginning to comply with curtain wall and roofing building codes — the mainstream solution for commercial BIPV projects from 2016–2020.

Parameter Category	Standard Curtain Wall Version	Basic Skylight Version
Power per Unit Area	80W/m² ~ 130W/m²	70W/m² ~ 110W/m²
Visible Light Transmittance	20% ~ 50%, adjustable in stages	15% ~ 40%, adjustable in stages
Module Dimensions	Standard curtain wall size 1900×1200mm, limited customization	1200×600mm standard module
Glass Configuration	6mm tempered glass + power-generating layer + 6mm laminated glass, single-layer AR coating	8mm tempered laminated glass + power-generating layer + 5mm tempered glass
Fire Rating	GB 8624 Class B1 (flame-retardant); some versions reach Class A	GB 8624 Class B1
Sound Insulation	28dB ~ 32dB	30dB ~ 33dB
Water-tightness / Air-tightness	Meets GB/T 21086 Grade 3~4	Meets GB/T 21086 Grade 4
Core Features	Preliminarily meets building codes; installed with dedicated curtain-wall framework; lower cost than Gen 1	Basic walkable-load capacity, equipped with simple waterproofing system
Applicable Scenarios	Commercial/industrial facility facades, auxiliary curtain walls for public buildings, factory skylights	Parking canopies, simple skylights, low-rise building facades

III. High-Efficiency Monocrystalline PV Modules (Generation 3 Mass-Production Mainstay · N-Type TOPCon Dual-Glass Series)

Paired with third-generation AR anti-reflective + self-cleaning composite-coated PV glass, this is the mainstream choice for ground-mounted power stations and commercial/industrial distributed projects, available in high-power utility and distributed residential versions.

Parameter Category	72-Cell Utility Version (144 Half-Cut)	54-Cell Distributed Version (108 Half-Cut)
Module Power Range	620W ~ 650W	430W ~ 450W
Photoelectric Conversion Efficiency	22.8% ~ 23.9%	22.5% ~ 23.5%
Open-Circuit Voltage (Voc)	52.6 ~ 53.2V	39.2 ~ 39.8V
Working Voltage (Vmp)	44.2 ~ 44.8V	32.8 ~ 33.4V
Short-Circuit Current (Isc)	15.0 ~ 15.5A	14.1 ~ 14.6A
Working Current (Imp)	14.0 ~ 14.5A	13.1 ~ 13.6A
Module Dimensions	2278 × 1134 × 6.4mm (dual-glass 3.2+3.2mm)	1722 × 1134 × 6.4mm (dual-glass 3.2+3.2mm)
Module Weight	approx. 32.5kg	approx. 23.2kg
Bifaciality	≥80%	≥80%
Temperature Coefficient	-0.29%/°C	-0.29%/°C
Operating Temperature Range	-40°C ~ 85°C	-40°C ~ 85°C
PID Resistance	<2% power degradation after 1000h at 85°C/85%RH	<2% power degradation after 1000h at 85°C/85%RH
Mechanical Load	Front 5400Pa / Rear 2400Pa	Front 5400Pa / Rear 2400Pa
Hail Resistance	No damage from 25mm hail at 23m/s impact	No damage from 25mm hail at 23m/s impact
Salt Spray Resistance	2000h (IEC 60068-2-11 standard)	2000h (IEC 60068-2-11 standard)
Core Features	AR anti-reflective + TiO₂ self-cleaning composite coating; suited for large ground-mounted stations and wind-solar mega-bases	Lightweight design, suited for color steel tile roofs and residential distributed systems

IV. Perovskite–Silicon Tandem Modules (Generation 3 Technology Flagship)

Corresponding to the third-generation perovskite tandem technology roadmap, this module breaks through the efficiency ceiling of conventional monocrystalline cells. Paired with high-transmittance dual-glass encapsulation, it is suited for high-efficiency power stations, premium BIPV, and other scenarios.

Parameter Category	Specification
Module Power Range	700W ~ 750W (72-cell standard format, compatible with standard mounting systems)
Mass-Production Conversion Efficiency	25.0% ~ 27.2%
Highest Laboratory Efficiency	Exceeds 34%
Temperature Coefficient	-0.22%/°C (low temperature sensitivity; significant generation gain in high-temperature environments)
Low-Light Generation Gain	Over 15% higher than conventional monocrystalline modules; excellent performance at dawn/dusk and on overcast/rainy days
Module Dimensions	2278 × 1134 × 6.8mm
Module Weight	approx. 34kg
Encapsulation Structure	High-transmittance AR self-cleaning glass + perovskite top cell + silicon bottom cell + dual-glass encapsulation
Lifetime Degradation	First-year <2%, 25-year total <20%
Form Factor Support	Can be manufactured in semi-transparent, flexible, and custom-colored versions

V. BIPV Building PV Module Series

Divided into the Generation 3 standard building version and the Generation 4 premium microcrystalline version, comprehensively suited for curtain walls, skylights, residential roof tiles, and other building scenarios — meeting the combined needs of building safety, aesthetics, and power generation.

1. BIPV Curtain Wall Light-Transmitting Module (Generation 3 Standard Version)

Parameter Category	Specification
Power per Unit Area	80W/m² ~ 160W/m²
Visible Light Transmittance	30% ~ 70%, customizable
Module Dimensions	Standard 1900×1200mm, supports custom building dimensions
Glass Configuration	6mm ultra-clear tempered glass + power-generating layer + 6mm laminated safety glass
Fire Rating	GB 8624 Class A (non-combustible)
Sound Insulation	≥35dB
Wind Pressure Resistance	Level 9 wind pressure (1000Pa), no deformation
Water-tightness / Air-tightness	Meets GB/T 21086 Grade 5
Optional Finishes	Transparent, frosted, colored, faux stone texture, etc.
Applicable Scenarios	Office tower curtain walls, commercial building facades, high-speed rail station exteriors

2. BIPV Enhanced Skylight Module

Parameter Category	Specification
Power per Unit Area	120W/m² ~ 200W/m²
Visible Light Transmittance	10% ~ 40%, customizable
Surface Load	≥5kN/m² (meets walkable-roof requirements)
Glass Configuration	8mm ultra-clear tempered laminated glass + power-generating layer + 6mm tempered glass
Anti-Slip Treatment	Supports anti-slip glaze surface treatment
Waterproof Rating	IP67, with dedicated waterproof mounting system
Fire Rating	Class A
Applicable Scenarios	Mall skylights, venue canopies, parking-lot entrance canopies

3. Generation 4 Premium Microcrystalline BIPV Module (Flagship Version)

Uses fourth-generation microcrystalline glass substrate and a multilayer nano anti-reflective coating, balancing higher optical performance with building-safety ratings; suited for zero-carbon buildings and landmark projects.

Parameter Category	Specification
Power per Unit Area	150W/m² ~ 220W/m²
Visible Light Transmittance	30% ~ 75%, adjustable; optical uniformity improved by 20%
Glass Substrate	High-transmittance microcrystalline glass, surface flatness <0.1mm
Mechanical Strength	30% higher than standard tempered glass; excellent impact resistance
Weather Resistance	5000h salt-spray resistance, wide operating range -30°C~85°C
Fire Rating	IEC Class A + GB 8624 Class A
Core Features	Spectrum-tunable, self-cleaning, low-glare; suited for premium zero-carbon buildings and landmark curtain walls

VI. PV Inverter Series

1. String Inverter (Generation 3 Mass-Production Mainstay · for High-Efficiency Monocrystalline / Tandem Modules)

Suited for commercial/industrial rooftops and small-to-medium ground-mounted stations; supports the high-power, high-current characteristics of N-type TOPCon and perovskite tandem modules.

Parameter Category	110kW Utility Version	30kW Commercial Distributed Version
Rated AC Output Power	110kW	30kW
Max DC Input Voltage	1500V	1100V
MPPT Count / Input Strings	12 / 24 strings	6 / 12 strings
Rated Output Voltage	400V three-phase	400V three-phase
Max Conversion Efficiency	99.0%	98.7%
European Weighted Efficiency	98.4%	98.1%
Protection Rating	IP66	IP66
Operating Temperature Range	-30°C ~ 60°C	-30°C ~ 60°C
Smart Features	Module-level monitoring, IV scanning, PID recovery, arc-fault protection	Module-level monitoring, PID recovery, active anti-islanding
Applicable Scenarios	Large ground-mounted stations, wind-solar mega-bases	Commercial/industrial color steel tile roofs, residential centralized grid connection

2. Central Inverter (for GW-Scale Wind-Solar Mega-Bases)

Suited for ultra-large ground-mounted stations; 1500V system architecture reduces line loss and system cost.

Parameter Category	Specification
Rated AC Output Power	3.125MW
Max DC Input Voltage	1500V
DC Input Range	560V ~ 1500V
Max Conversion Efficiency	99.1%
Rated Output Voltage	690V three-phase
Protection Rating	IP54 (indoor / cabinet)
Operating Temperature Range	-30°C ~ 55°C
Core Features	Modular design, supports SVG reactive power compensation, compatible with bifacial module generation characteristics
Applicable Scenarios	Multi-gigawatt wind-solar mega-bases, desert power stations, floating PV stations

3. Micro-Inverter (Dedicated for BIPV)

Module-level grid-connection control, suited for BIPV curtain walls, skylights, PV tiles, and other irregular building scenarios; offers dual advantages of safety and generation output.

Parameter Category	Standard Version (for Gen 3 BIPV)	Premium Version (for Gen 4 Microcrystalline BIPV)
Rated Power per Unit	600W	800W
Modules Supported	2	2
Max Conversion Efficiency	96.5%	97.2%
Output Voltage	220V single-phase	220V single-phase
Protection Rating	IP67	IP68
Operating Temperature Range	-40°C ~ 65°C	-40°C ~ 85°C
Core Features	Module-level monitoring, low-light startup, no DC high voltage	Module-level shutdown, arc detection, supports curtain-wall dimming linkage

VII. PV Mounting System

1. Fixed-Tilt Adjustable Mounting (Ground-Mounted Stations / Commercial Rooftops)

Parameter Category	Ground-Mounted Version	Color Steel Tile Roof Version
Material	Q235B hot-dip galvanized carbon steel	Aluminum alloy 6063-T5 + stainless steel fasteners
Installation Tilt Angle	25°~40°, seasonally adjustable	Parallel to roof / 5°~15° adjustable
Design Wind Speed	42m/s (Level 12)	35m/s
Snow Load	0.5kN/m²	0.3kN/m²
Corrosion-Resistant Lifespan	25+ years	25+ years
Compatible Modules	72-cell / 60-cell standard dual-glass modules	54-cell distributed modules

2. Single-Axis Tracker (Efficiency-Boosting Version for High-Efficiency Stations)

Parameter Category	Specification
Tracking Method	Horizontal single-axis coordinated tracking; astronomical algorithm + real-time correction
Tracking Angle Range	±45°
Generation Gain	15%~25% higher than fixed mounting
Drive Method	Motor-coordinated drive, supports multi-point support
Protection Rating	IP65
Design Lifespan	25 years
Applicable Scenarios	Low-to-mid-latitude ground-mounted stations, Gobi desert power stations

3. BIPV Building-Dedicated Mounting System

Parameter Category	Curtain Wall Version	Skylight / Roof Version
Material	Aluminum alloy 6061-T6 + 304 stainless steel	Galvanized carbon steel + aluminum profile
Structure Type	Hidden-frame / exposed-frame unitized curtain wall structure	Integrated waterproof channel structure
Design Load	Wind load 1.0kN/m², snow load 0.5kN/m²	Walkable roof ≥2.0kN/m²
Waterproof Rating	Grade 1 waterproofing (with weather-resistant sealant)	Grade 1 waterproofing (perforation-free interlocking structure)
Building Compliance	Meets GB 50210 curtain wall code	Meets GB 50345 roof waterproofing code
Design Lifespan	30+ years	30+ years

VIII. DC Combiner Boxes and Grid-Connected Distribution Equipment

1. Smart DC Combiner Box (for Power Stations)

Parameter Category	Specification
Input Circuits	16 / 24
Rated DC Voltage	1500V
Rated Current	32A per circuit
Protection Rating	IP65
Smart Features	Current/voltage monitoring, lightning-protection failure alarm, temperature monitoring, remote communication
Included Protection	DC fuses, surge arresters, anti-reverse diodes

2. AC Grid-Connection Switchgear

Parameter Category	Distributed Version	Utility Version
Rated Voltage	400V low-voltage	10kV/35kV medium-voltage
Rated Current	630A ~ 2500A	630A ~ 3150A
Protection Functions	Overcurrent, overvoltage, undervoltage, leakage, lightning protection	Overcurrent, instantaneous trip, zero-sequence, metering, anti-islanding
Protection Rating	IP30 (indoor) / IP54 (outdoor)	IP30 (indoor cabinet)
Applicable Scenarios	Commercial/industrial, residential grid connection	Large ground-mounted station step-up substations