{"product_id":"armstrong-s-55-1-std-inline-circulating-pump","title":"Armstrong S-55-1 STD Inline Circulating Pump","description":"\u003cdiv\u003e\u003cp\u003eArmstrong S-55-1 STD Cast Iron In-Line Circulating Pump delivers up to 121 GPM at 24 ft of head in a compact inline package designed for hydronic heating, cooling, and domestic water service in commercial systems. It features 3-inch NPT flanges and a 1\/2 HP, single-phase motor compatible with 115\/230 V at 60 Hz and runs at 1,800 RPM. The cast-iron body and inline configuration support installation in circulating loops and multi-zone systems. Common applications include hydronic heating and cooling circuits, domestic water distribution, multi-zone systems, and general industrial service where reliable circulation is required.\u003c\/p\u003e\u003c\/div\u003e","brand":"Armstrong","offers":[{"title":"New","offer_id":51660111479086,"sku":null,"price":1711.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_ddb29911-c047-4438-8d6a-7e5aabf90a22.jpg?v=1769533104","url":"https:\/\/plgautomation.com\/products\/armstrong-s-55-1-std-inline-circulating-pump","provider":"PLG Automation ","version":"1.0","type":"link"}