Economy Cluster Blocks TE Connectivity Economy Cluster Blocks are housings used with a pin receptacle to provide a cluster block connections for hermetic compressors. These TE Connectivity housings are offered in glass-filled PBT material. The series includes a version that complies with Glow Wire Test and UL 94 V-0 that can be used outside of compressors. The Economy Cluster Blocks offer low contact insertion for easy assembly. High contact retention force helps assure connection continuity. Applications include refrigerator, freezer, and air conditioner compressors.Learn More