Silent Knight SD505-4AB-RC
Silent Knight SD505-4AB-RC
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The Silent Knight SD505-4AB is a 4-inch mounting base built for Silent Knight's SD505 series addressable detector heads, including the SD505-APS, SD505-AIS, and SD505-AHS. It uses a four-wire terminal configuration for flexible wiring topologies, and its twist-and-lock mechanism lets the detector head snap in and lock without extra hardware, speeding installation and later servicing.
Key Features
- Twist-and-lock design for fast detector head installation and removal
- Four-wire terminal configuration supports flexible wiring layouts
- Clearly marked terminals to reduce field wiring errors
- Compatible with SD505-APS, SD505-AIS, and SD505-AHS detector heads
Technical Specifications
- Base Size: 4 inches
- Wiring: Four-wire configuration
- Compatibility: Silent Knight SD505-APS, SD505-AIS, SD505-AHS detectors

