🔲 4″ base with included 6″ diameter trim ring for a finished installation look.
🔌 2-wire or 4-wire terminal options compatible with SmartOne® signaling line circuits.
🛠️ Replaces previous models (70‑400001‑100 and 70‑400001‑101), offering improvements in design and performance.
🧰 Base-mounted wiring access—terminals are available after mounting for easy installation.
🧱 Durable plastic construction, ideal for rugged use in fire system control panels.

🔧 Streamlined installation thanks to plug-in design and top-access wiring.
📏 Clean aesthetics with cover trim ring concealing box edges.
🔄 Flexible wiring compatibility—supports either 2-wire or 4-wire setups.
📦 Simple upgrade path for existing installations using older base models.
✅ UL/CSA listed, ensuring safe and compliant use with Kidde SmartOne systems.

🏢 Mounting Kidde DS or KS series smoke/heat detectors in commercial or industrial settings.
🚨 Retrofitting detector installations where trim ring coverage is required.
🔧 Replacement of older base models for updated fire detection infrastructure.
📡 Use in control panels, signaling line circuits (SLCs), or SmartOne detector networks.
🏗️ Integration with conventional junction boxes in offices, warehouses, and manufacturing plants.