The Daikin-McQuay 117269J Silicon Grease is a specialized thermal interface compound designed for use with compatible HVAC inverter boards. It is applied between electronic components and heat sinks to improve thermal contact and facilitate efficient heat dissipation. This grease helps manage operating temperatures in inverter-driven air conditioning systems, chillers, and heat pump e... https://www.partshnc.com/117269j-daikin-mcquay-silicon-grease-for-inv-board