164408-025 QuickCable Heat Shrink Ring Terminal 12-10 GA 1/2" Stud Yellow (25 Count) - Gardian terminals are rated 600V, +167° F (75° C). These solderless terminals are the highest quality heat shrink solderless terminals for use in demanding auto, truck, bus, agriculture, construction or industrial applications. The polyolefin heat-shrink insulation provides long lasting strain relief from vibration. Integral meltable sealant helps lock out moisture, corrosive salts, and fumes.