{"product_id":"reliance-electric-0-51831-7-cvth-current-voltage-transductor-circuit-board-card-0226-554","title":"Reliance Electric 0-51831-7 CVTH Current Voltage Transductor Circuit Board Card","description":"\u003cp\u003eThis listing is for one used Reliance Electric 0-51831-7 CVTH Current Voltage Transductor circuit board card. The board number 0-51831-7 is silkscreened on the PCB and also identified via a sticker label reading 7053290003R visible on the brass heatsink cover. The assembly includes a metal front faceplate with a four-position screw terminal strip and a connected PCB mounted behind it. The faceplate left side carries labeled connections for arm current, shunt, and field current shunt signals, with the user caution to properly set range taps upon replacement. The PCB is populated with two yellow potted transformers marked 6743-13A and 9743-13A, a 2N3055 NPN power transistor mounted to the brass heatsink plate, Dale wirewound resistors marked 63481-22E, LM307 and LM301AN op-amp ICs, electrolytic capacitors, and a bridge rectifier arrangement. A gold-fingered edge connector at the board rear allows plug-in installation into compatible Reliance MaxPak Plus or equivalent drive rack slots. This product has been discontinued by the original manufacturer and is available as a surplus replacement. Buyers are responsible for confirming compatibility with their specific drive system configuration prior to purchase.\u003c\/p\u003e\n\n\u003cp\u003eStock # 0226-554\u003c\/p\u003e","brand":"Reliance Electric","offers":[{"title":"Default Title","offer_id":48856902467824,"sku":"m00554","price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/6648\/7280\/files\/ABA4C031-1ED4-472B-887D-E5966372E185.jpg?v=1771631728","url":"https:\/\/mroexchange.com\/products\/reliance-electric-0-51831-7-cvth-current-voltage-transductor-circuit-board-card-0226-554","provider":"MRO Exchange","version":"1.0","type":"link"}