{"product_id":"armstrong-110223b-245-astro-225ssu-t-union-stainless-steel-timer","title":"Armstrong 110223B-245 Astro 225SSU-T Union Stainless Steel Timer","description":"\u003cp\u003eA reliable timer built for hydronic boiler systems ensures precise start‑stop cycles and protects equipment from overheating. The \u003cstrong\u003e110223B-245\u003c\/strong\u003e Armstrong Astro 225SSU‑T provides a stainless‑steel union body with integrated timing control for seamless installation and long‑term durability.\u003c\/p\u003e\u003cp\u003eThe timer operates via an adjustable mechanical clock mechanism that can be set to the required on\/off intervals. When the programmed time elapses, the internal switch opens or closes the union connection, delivering accurate cycle control without the need for external controllers.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTimer Accuracy:\u003c\/strong\u003e Maintains ±1 second per hour for dependable cycle timing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Resistance:\u003c\/strong\u003e Full stainless‑steel construction resists moisture and chemical exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Union fitting simplifies pipe connections and reduces labor time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Operates safely from –20 °F to 250 °F.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Commercial hot‑water boilers, residential hydronic heating loops, steam‑trap timing, and industrial process heating applications.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43123915423838,"sku":"110223B-245","price":758.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/110223B_245_image_31125752-e08c-4af3-bea4-73dde9b437b5.png?v=1786022458","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-110223b-245-astro-225ssu-t-union-stainless-steel-timer","provider":"National Boiler Supply","version":"1.0","type":"link"}