Circuit Specialists carries a variety of affordable, high-quality room temperature vulcanizing (RTV) silicone adhesives, primers, and potting compounds. Our handy RTV silicone two-part potting/encapsulating compound is designed to achieve primerless adhesion to a plethora of substrates including metals, plastics, and ceramics — appropriate for low- and high-voltage electrical assemblies. Adhesive sealants are an excellent choice for sealing and bonding your electronic components to PCBs and protecting copper connections on electronic parts assemblies.