HN-5508AB is a clear two-component epoxy potting compound with a 5:1 mix ratio, specially formulated for underwater electronics, marine equipment and water-exposed electronic module encapsulation. It combines UL 94 V-0 flame retardancy, excellent thermal shock resistance, high dielectric strength and low water absorption, protecting sensitive circuits from moisture ingress and pressure cycling in underwater and high-humidity environments.
| Item | Specification |
|---|---|
| Mix Ratio | A:B = 5:1 (weight ratio) |
| Color | Clear / Transparent |
| Hardness | Shore D 80 |
| Operating Temperature | -40℃ to 150℃ |
| Flame Retardant | UL 94 V-0 |
| Electrical Insulation | High |
| Dielectric Strength | 20-22 kV/mm |
| Thermal Shock Resistance | Excellent |
| Water Absorption | <0.03% |
Underwater sensors and cameras, marine electronics, submersible pumps, aquarium equipment, outdoor LED lighting, water meters, sonar and fish finder modules, and other water-exposed electronic assemblies requiring waterproof flame retardant encapsulation.
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