The Trina Solar Vertex S+ TSM-NEG9R.28 is a high-performance, dual-glass, N-type i-TOPCon monocrystalline solar module designed for residential and commercial (C&I) rooftops. It offers power outputs ranging from 425W to 460W+ and efficiency up to 23.0%.
Key Technical Features
- Technology: N-type i-TOPCon cells with high-density interconnect technology.
- Design: Dual-glass (glass-glass) structure, with 1.6mm front and 1.6mm back heat-strengthened glass, providing superior durability compared to traditional backsheet modules.
- Aesthetics: Black frame (BFR) with a white backsheet/glass for a sleek, modern look.
- Degradation & Warranty: Offers exceptionally low degradation—1% in the first year and 0.4% annual degradation thereafter. It typically comes with a 25-year product warranty and a 30-year power warranty.
- Durability: High mechanical resistance, capable of withstanding 5400 Pa snow load and 4000 Pa wind load.
Mechanical & Dimensional Data
- Dimensions: 1762 × 1134 × 30 mm.
- Weight: 21.0 kg or 21.1 kg.
- Cell Number: 144 half-cut cells.
- Frame: 30mm anodized aluminium alloy, black.
- Junction Box: IP 68 rating.
- Connector: TS4 / MC4 EVO2.



