Thomas & Betts HA-203 Chase Nipple For 1-Inch Rigid Metal Conduit

The Thomas & Betts (ABB) – Steel City HA-203 Chase Nipple provides a secure threaded termination for 1-inch rigid metal conduit (RMC) or IMC through electrical enclosure knockouts, delivering a reliable conduit-to-enclosure connection. Constructed from zinc die-cast alloy with a hex-head design and a male NPT thread, it installs through a knockout with a locknut to maintain mechanical continuity. Its non-insulated throat and compact footprint measure approximately 0.8 in L × 1.5 in W, making it suitable for junction boxes, panelboards, switchgear, control panels, industrial machinery, and other commercial or industrial electrical installations. The HA-203 is UL Listed (File E23018) and CSA Certified, and serves as a durable termination for 1-inch conduit into electrical enclosures, compatible with HA-202, HA-204, and HA203-1 as common replacements.