PV Junction Box Potting Agents

For PV modules, Dow Corning provides junction box potting agents that offer customers a unique combination of benefits: demonstrated reliability, cost-effectiveness and outstanding PV performance. What’s more, Dow Corning will work with you to provide a solution that’s tailored to your specific PV needs. Dow Corning solar potting agents offer you the advantages of:

• Bypass diode protection and temperature control
• New options for low-cost junction box design
• Outstanding performance in PV aging conditions
• Fire resistance – UL 94 V0 or V1 requirements
• Fast room temperature or heat cure mechanisms

Dow Corning solar potting agents provide you with:

• Long-lasting protection against environmental ingress
• Excellent electrical insulation of components (> 13 kV/mm)
• Thermally conductive materials (> 0.15 W/m·K) to control diode temperature
• Stable and flexible over a wide temperature range (-40 to 150°C)
•  “Non-drip” time within 2 minutes with heated dispensing
• Translucent or opaque products
• Automated dispensing widely available from preferred partners
• Global availability

Product Portfolio

	Dow Corning® PV-7010 Potting Agent		Dow Corning® PV-7020 Potting Agent		Dow Corning® PV-7030 Potting Agent		Dow Corning® PV-7311 Potting Agent		Sylgard® 170 Elastomer
	Proven solution in PV industry Fast room temperature or heat cure Thick section cure No solvents or cure byproducts Minimal shrinkage UL 94 V1 UL HAI/HWI = 0 UL RTI 105°C (221°F) Color - translucent green Thermal conductivity (W/m·K) of 0.18		High thermal conductivity Heat cure Thick section cure No solvents or cure byproducts Minimal shrinkage UL94 V1, V0 Color - grey Thermal conductivity (W/m·K) of 1.34		Improved adhesion with PV substrates and junction box materials Fast room temperature or heat cure Thick section cure No solvents or cure byproducts Minimal shrinkage UL pending Color - black Thermal conductivity (W/m·K) of 0.31		Broader compatibility with PV substrates and junction box materials Fast room temperature cure Thick section cure No solvents or cure byproducts Minimal shrinkage UL pending Color - black Thermal conductivity (W/m·K) of 0.41		Fast room temperature or heat cure Minimal shrinkage No solvents or cure byproducts Repairable Thick section cure Low viscosity UL 94 V0 UL RTI 170°C (338°F) Color - dark grey Thermal conductivity (W/m· K) of 0.4

For more information about any of Dow Corning’s Solar products, contact our PV Specialist.

Download the Solar  Product Selection Guide. (PDF= 241KB)