This fob is compatible with CASI 125kHz Proximity Technology. Fob includes human-readible number on each fob.

The RAPIDPROX Key Fob for Casi/GE Security systems, comparable to the CXKEY, is a compact and durable solution designed for seamless compatibility with legacy Casi, Interlogix, and GE Security access control platforms. Built to match the original credential formats developed under the Casi-Rusco system and carried through GE Security and Interlogix, these 125kHz proximity key fobs provide consistent read range and dependable performance in demanding environments. Manufactured in the USA and backed by a Lifetime Warranty and same-day shipment, RapidPROX delivers a reliable, cost-effective alternative to CXKEY fobs—helping extend the life of your access control system while improving lead times and overall value.