1. TNC 3.0 series (flagship, four-piece high efficiency)

positioning: Top efficiency in all scenarios, the first choice for large-scale ground power stations/industrial and commercial distribution

core performance

• power: G12R-66 version 590~ 670W; G12-66 version 700~ 770W
• efficiency: highest24.8%
• technology：Quad design360 ° three-dimensional passivation, louver interconnection, ultra-high double-sided rate (85 ± 5%)
• temperature coefficient：-0.26%/℃(Industry leading)

core advantage

• extreme loss reduction: Internal heat loss of half-chip components75% lowerThe current transmission is more efficient
• Super power generation: Excellent low-light performance, Yinchuan empirical single-day more power generation than similar1.8%Tongwei
• Low attenuation long quality assuranceThe average annual decline is as low as0.35%The 30-year power retention rate exceeds 85%.Tongwei Group
• System cost reduction: High power greatly reduces the cost of BOS such as brackets, inverters, cables, etc

2. TNC 2.0 series (mainstream ・ 0BB cost-effective)

positioningMature N-type workhorse, a cost-effective choice for industrial, commercial/household distribution

core performance

• power: G12R-48 (household) 440~ 460W; G12R-66 (industrial and commercial/power station) 580~ 615W
• efficiency: highest25.28%(Authoritative certification)Tongwei Group
• technology：908 (0BB without main gate)TPE edge passivation, stencil printing, double glass structure
• double-sided rate: highest88%(TÜV Rheinland Certification)Tongwei

core advantage

• No main grid aesthetics: the battery surface is more concise, shading is reduced by 3.3%, and the appearance is advanced.
• High reliability anti-crack: 0BB technology anti-crack increased by 30%, can resist 45mm hail, 6000Pa snow load
• Strong resistance to damp heat: passed DH2000 hours, 192 hours PID test, suitable for rainy and humid environment
• Household small version: area < 2 m2, lightweight design, suitable for villas/old roofs

THC series (flagship, ultra-high power heterojunction)

positioning: Limit power, optimal solution for kWh cost of extra-large ground power stations

Tongwei THC photovoltaic module

core performance

• power: highest790.8W(Repeated industry records)Tongwei Group
• efficiency: Breakthrough25.21%Tongwei Group
• technology: Heterojunction (HJT), copper interconnect (THL), ultra-thin silicon wafer, double-sided microcrystalline technology

core selling point

• Power ceilingIndustry-leading high-power, significantly reducing the number of components laid
• Copper interconnect cost reductionSilverless technology reduces material costs and enhances electrical conductivity
• Ultimate power generationLow-light and high-temperature performance leading the way, maximizing the benefits of the whole life cycle

IV. Dedicated differentiation series (scene customization)

1. Household all-black high-efficiency components

positioningVilla/household roof, both beautiful and performance

Advantages: All-black integrated design, lightweight (about 22.4kg)TongweiEasy to install, perfect integration with the building, strong low-light power generation, suitable for small-area roofs of households.

2. Offshore/high humidity corrosion resistant components

Advantages: strong resistance to salt spray, moisture and heat, anti-corrosion process, suitable for coastal tidal flats and offshore photovoltaic platforms, strong water vapor isolation ability, long-term stability and no attenuation.

3. Anti-dust low operation and maintenance components

Advantages: Special ash-sparing coating on the surface, reducing dust adhesion rate, reducing cleaning operation and maintenance frequency, suitable for harsh environments such as deserts, Gobi, and industrial dust areas