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TONSAN 1533 2K PV Junction Box Potting Compound
Two-part PV junction box potting compound, thermally conductive and flame retardant, for 1500V systems.
- Excellent fluidity and easy gap filling
- Excellent dielectric properties and V1 flame retardancy
- Good thermal conductivity
TONSAN 1533 is a two-part, condensation-cure potting compound with a 4:1 mix ratio for PV junction boxes. It offers good thermal conductivity, flame retardancy, excellent dielectric properties and long-term resistance to harsh weather, and meets the requirements of 1500V PV systems. FEYANA supplies TONSAN 1533 in white or black to PV module and junction box manufacturers.
Key features
- Excellent fluidity and easy gap filling
- Excellent dielectric properties and V1 flame retardancy
- Good thermal conductivity
- Long-term resistance to harsh weather
- Meets the requirements of 1500V PV systems
- Passed UL f2 test
- Viscosity 1000-3000 cPs, thermal conductivity ≥0.25 W/m·K
Technical data
| Curing type | Condensation cure |
|---|---|
| Mix ratio by volume | 4:1, 2-part |
| Color | White/Black |
| Viscosity (cPs) / Extrusion rate (s/20g) | 1000-3000 |
| Working time @25℃ | ≥8min |
| Curing speed | Gel time≤60min |
| Tensile strength (MPa) | ≥0.8 |
| Thermal conductivity (W/m·K) | ≥0.25 |
| Breakdown voltage (kV/mm) | ≥20 |
| Volume resistance (Ω·cm) | ≥1×10^15 |
Applications
- Potting of PV junction boxes
Data are typical values from the manufacturer’s literature. Contact us for the TDS/SDS and selection advice.
Contact FEYANA: WhatsApp/Zalo +84 988 641 591 – sales.00@feyana.com
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