Kidde 21028270 KA-F2 Quick Convert Adapter, AC Plug-In Adapter for Retro Fit from Firex to Kidde (Previous Model KA-F)

Streamline smoke alarm upgrades and preserve your interconnected life‑safety network with the Kidde Residential KA‑F2 Quick Convert Adapter. This smoke detector wiring adapter lets technicians replace specified Firex models (FADC, ADC, AD) using the existing competitive wiring harness, avoiding time‑consuming rewiring and reducing installation labor. The KA‑F2 is compatible with Kidde AC/DC smoke and combination alarms and has been tested for interconnect compatibility with a broad range of Kidde models, ensuring continuous monitoring and alarm signaling across systems. With a compact white housing (approx. 4.5" x 1" x 5.5") and featherweight construction, it installs cleanly behind the alarm and keeps residential security and detection aesthetics intact. Ideal for contractors, facility managers, and integrators, the adapter helps maintain compliance and minimizes downtime during retrofits. Backed by a 5‑year limited warranty, the KA‑F2 is a cost‑effective accessory for detector upgrades in security, surveillance, and building monitoring applications. Order the Kidde KA‑F2 today to simplify Firex-to-Kidde conversions and keep your interconnected alarm systems fully operational.

• Simplifies retrofits: install a new Kidde alarm on an existing Firex wiring harness without rewiring
• Saves time and labor on site with a plug‑in adapter designed for quick replacement of FADC, ADC, AD models
• Maintains full interconnectivity with Kidde AC/DC alarms so monitoring and life‑safety signaling stay intact
• Compact, low‑profile white design blends with residential detectors and fits the included 4.5" x 1" x 5.5" footprint
• Durable solution backed by a 5‑year limited warranty for reliable performance in security and detection systems
• Reduces truck rolls and service calls by eliminating the need to replace or rewire existing detector bases