{"product_id":"la-marzocco-solid-state-relay-50a-special-order-item","title":"La Marzocco Solid State Relay - 50A","description":"\u003cp\u003e\u003cstrong\u003eLa Marzocco 50A Solid State Relay\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eThis is a special order item, typically requiring 6-10 business days for processing prior to shipping.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e50A solid state relay (SSR) found in the Linea Classic and Linea PB, used to switch boiler heating power under PID control (La Marzocco part #E.4.029). SSRs handle far more switching cycles than mechanical contactors, which is why La Marzocco uses one here for precise temperature control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eFits: La Marzocco Linea Classic, Linea PB\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALLATION\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA technician-level electrical job; SSRs generate heat under load, so confirm the heat sink is reattached correctly during replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePRO TIPS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eIf the boiler runs hot with no way to shut off, check this relay first, SSRs typically fail closed (stuck on) rather than open, which is a more urgent safety issue than a simple no-heat fault.\u003c\/li\u003e\u003c\/ul\u003e","brand":"La Marzocco","offers":[{"title":"Default Title","offer_id":37555594887355,"sku":"MZ_E4029","price":217.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0511\/8282\/9755\/products\/mz_e4029_4cfe21ec-5705-4967-8e2a-9d3ddbaf83e5.jpg?v=1610103730","url":"https:\/\/www.espressoparts.mom\/products\/la-marzocco-solid-state-relay-50a-special-order-item","provider":"Espresso Parts","version":"1.0","type":"link"}