{"product_id":"circuitron-5604-er-1-external-relay-with-spdt-relay","title":"Circuitron 5604 ER-1 External Relay Module (SPDT, 2A, 12V Coil)","description":"\u003cp\u003eThe \u003cstrong\u003eCircuitron 5604 ER-1 External Relay with SPDT Relay\u003c\/strong\u003e is a small \u003cstrong\u003eSPDT (single-pole double-throw) relay driver module\u003c\/strong\u003e that interfaces directly with any Circuitron detection circuit output — for switching extra AC or DC loads (turnout machines, layout lighting, fans, etc.).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does:\u003c\/strong\u003e Provides a 2 A SPDT relay with all driver circuitry built in — can be connected straight to the output of any Circuitron Block Occupancy Detector, Grade Crossing Detector, or auto-reverser. Use the relay contacts for automatic train control (power-off on block ahead), layout-lighting automation, or to switch heavier loads than the detection circuit can drive directly.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay type:\u003c\/strong\u003e SPDT (single-pole double-throw)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact rating:\u003c\/strong\u003e 2 A (AC or DC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil:\u003c\/strong\u003e 12 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply voltage:\u003c\/strong\u003e 11–14 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrives from:\u003c\/strong\u003e Any Circuitron detection-circuit output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCircuitron SKU:\u003c\/strong\u003e 5604 (Walthers 800-5604)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eAbout Circuitron:\u003c\/strong\u003e A USA-made model-railroad electronics specialist (Maryville, Illinois) founded in the 1970s. Famous for the industry-standard \u003cstrong\u003eTortoise\u003c\/strong\u003e slow-motion under-table switch machine and its surface-mount cousin the \u003cstrong\u003eSMAIL\u003c\/strong\u003e. The full range covers detection (block detectors, Opto-Sensor grade-crossing logic), automation (auto-reversers, external relays, twin-coil alternators), signal \/ lighting electronics (alternating flashers, ditch-light oscillators, strobe drivers), power supplies, and a complete set of Tortoise \/ SMAIL replacement parts plus the solderless \u003cstrong\u003eZipZ\u003c\/strong\u003e connection system. Most circuits work with AC, DC, or DCC track power unless specifically noted otherwise.\u003c\/p\u003e\u003cp\u003eIn stock at Oakville Model Trains Depot.\u003c\/p\u003e","brand":"Circuitron","offers":[{"title":"Default Title","offer_id":45098473455798,"sku":"800-5604","price":16.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/5131\/1286\/files\/57_91f1dca5-ed92-4344-8b72-be95cf770b97.jpg?v=1779570065","url":"https:\/\/oakvillemodeltrains.com\/products\/circuitron-5604-er-1-external-relay-with-spdt-relay","provider":"Oakville Model Trains Depot","version":"1.0","type":"link"}