{"product_id":"12-mpt-flow-switch-q12ds","title":"1\/2\" MPT Flow Switch Q12DS","description":"\u003cp\u003eThe Harwil Q12DS Flow Switch with 1\/2\" male pipe thread connection is a critical safety sensor designed for hot tubs and spas that require reliable water flow monitoring. This OEM-quality flow switch helps prevent equipment damage by detecting when water flow drops below safe operating levels, protecting your spa's heater and other components from overheating conditions.\u003c\/p\u003e\u003cp\u003eBuilt to Harwil's exacting standards, this flow switch features a durable 1\/2\" MPT connection that integrates seamlessly into your spa's plumbing system. At Bubbles Supply, we guarantee this is the exact replacement part your spa needs, backed by our comprehensive 1-year warranty and same-day shipping on orders placed before our cutoff time. Professional installation is recommended to ensure proper threading and optimal water flow detection in your spa's circulation system.\u003c\/p\u003e\n\u003c!-- p11:start --\u003e\u003cdiv class=\"related-links\"\u003e\n\u003ch2\u003eRelated parts \u0026amp; guides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/product\/12-mpt-flow-switch-q12ds-3-3-4s-1\"\u003e1\/2\" MPT Flow Switch Q12DS-3-3-4S-1\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/product\/1-mpt-19gpm-flow-switch-q8dsa\"\u003e1\" MPT 19GPM Flow Switch Q8DSA\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/product\/12-mpt-flow-switch-q-12ds-c2-beach\"\u003e1\/2\" MPT Flow Switch Q-12DS-C2-BEACH\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collection\/sensors-1\"\u003eSee all Sensors\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/knowledge\/how-to-test-a-spa-flow-switch\"\u003eHow to test a spa flow switch\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c!-- p11:end --\u003e","brand":"Harwil","offers":[{"title":"Default Title","offer_id":50249004319077,"sku":"Q12DS","price":85.48,"currency_code":"USD","in_stock":true}],"url":"https:\/\/checkout.bubblessupply.com\/products\/12-mpt-flow-switch-q12ds","provider":"Bubbles Supply","version":"1.0","type":"link"}