Circuitron BD-2 Block Occupancy Detector – Current Sensing
The Circuitron BD-2 is a reliable current-sensing block occupancy detector designed for HO scale and smaller model railroad layouts. Ideal for modelers building automated block detection systems with clean, simple wiring.
Key Features
- Current-sensing detection technology
- Turn-off delay of approximately ½ second to prevent false clears from dirty wheels
- Directly drives LED-type or incandescent 2-color block signals
- Maximum output current capacity: 250 mA
- Standard 3-amp track power capacity — suitable for HO and smaller scales
- Designed for easy daisy-chain wiring of multiple blocks
- Snaps into PCMT (Printed Circuit Mounting Track) for simple installation
- Compact 2" × 3" printed circuit board
- Country of Origin: USA
Compatibility
Compatible with HO scale and smaller model railroad layouts. Works with both LED and incandescent 2-color block signal systems. Designed to integrate seamlessly with Circuitron's PCMT mounting track system.
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