Potter SB-46 Conventional Smoke Detector Base – 24V Polarized Fire Alarm Detector Base with Annunciator Output

About this product

The Potter SB-46 Conventional Smoke Detector Base is a reliable and durable 6-inch mounting base designed for use with Potter’s conventional smoke detector series. Engineered for stable 24V DC polarized operation, the SB-46 provides dependable performance for commercial, industrial, and residential fire alarm installations. This base features built-in current-limiting circuitry and a blocking diode to support annunciator outputs, ensuring consistent signaling for remote LEDs and indicators. Compatible with standard electrical back boxes, the SB-46 offers easy installation, secure detector locking, and long-term reliability in demanding fire protection environments.

Key features

• Built-In Current Limiting Resistor – Enhances annunciator performance and protects components
• 24V DC Polarized Base – Ensures stable and safe operation within conventional fire alarm circuits
• Compatible with Potter Detectors – Works with IS-24, PS-24, and PS-24H smoke detector heads
• Secure Detector Locking Mechanism – Twist-lock mount with optional tamper-resistant screw
• Annunciator Output Support – Provides 15 mA @ 24V DC for remote indicator LED modules
• Blocking Diode Included – Improves electrical stability and prevents back-feeding
• 6-Inch Detector Base – Standard size suitable for a wide range of installations