The SKU 96.051.4154.3 appears to be a marking tag product from Wieland Electric's comprehensive interconnect solutions portfolio. Based on the available specification context, this product is designed for circuit identification applications on Wieland DIN rail mount terminal blocks, rectangular multiple connectors, and WEBAWEG electronic housings. The marking tags are available in multiple material versions including polyvinylchloride (PVC) in black and ivory, as well as special photostable plastic with transparent construction and white marking cards. Standard dimensions range from 30 mm to 140 mm in length with corresponding height and width specifications. These unassembled marking tags are supplied in standard packs and support custom printing through Wieland's wiemarc plotter software system, enabling flexible circuit identification for complex electrical installations.