{"product_id":"trane-american-standard-6400-0514-01-control-circuit-board-6400-0515-12-v42","title":"Trane American Standard 6400-0514-01 Control Circuit Board 6400-0515-12  V42","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eThis product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you!\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e· Compatible with Trane and American Standard HVAC systems\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e· Controls key HVAC functions: fan speed, compressor, temperature regulation, and defrost cycle · Incorporates a microcontroller unit (MCU) as the main processor for system commands and logic · Sensor inputs for temperature monitoring via thermistors or RTDs · Output relays or transistor drivers for switching HVAC components on\/off · Includes EEPROM\/Flash memory for storing firmware, system settings, and error logs · Diagnostic LED indicators for fault detection and troubleshooting · Designed for low voltage DC control circuits, typically around 5V operation for MCU · Built-in protections for EMI\/RFI and power stability to ensure reliable operation · Connectors and terminals for easy integration with HVAC wiring harnesses and sensors · Supports communication protocols for interfacing with thermostats and remote controls · Tested to meet regulatory and safety standards for HVAC electronics applications\u003c\/p\u003e","brand":"American Standard","offers":[{"title":"Default Title","offer_id":43672978161773,"sku":"13387","price":165.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_a4868c80-22be-428c-9dd1-46d5998a90db.jpg?v=1763345339","url":"https:\/\/willardshvacsupply.com\/products\/trane-american-standard-6400-0514-01-control-circuit-board-6400-0515-12-v42","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}