{"product_id":"air-switch-tvm411b","title":"Air Switch, Presair, Momentary, 21A, SPNO, 9\/16\" : TVM411B","description":"\u003csection style=\"width:100%; max-width:960px; margin:0 auto; padding:20px; font-family:Arial, sans-serif; color:#333;\"\u003e \u003ch2 style=\"text-align:center; color:#0064ac; margin-bottom:16px; font-weight:700; font-size:2rem;\"\u003eProduct Details\u003c\/h2\u003e \u003cp style=\"text-align:center; font-size:1rem; line-height:1.5; max-width:700px; margin:0 auto 32px;\"\u003e    The Presair Air Switch is a safe and economical momentary switch designed for complete electrical isolation. It operates by sending a pulse of air through tubing, actuating the switch without any voltage at the point of contact.  \u003c\/p\u003e \u003cdiv style=\"border:2px solid #0064ac; border-radius:6px; padding:24px; background:#f9fbfd;\"\u003e \u003ch3 style=\"color:#0064ac; font-weight:700; font-size:1.5rem; margin-bottom:16px;\"\u003eAir Switch, Presair, Momentary, 21A, SPNO, 9\/16\" : TVM411B\u003c\/h3\u003e \u003cul style=\"list-style-type: disc; padding-left:20px; font-size:1rem; line-height:1.6; color:#222;\"\u003e \u003cli\u003e\n\u003cstrong\u003eSwitch Type:\u003c\/strong\u003e Single Pole Normally Open (SPNO)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAction:\u003c\/strong\u003e Momentary\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmps:\u003c\/strong\u003e 21A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e 9\/16\" - 18UNF Thread Mount with Center Spout\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e Side spout\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Air bellow actuates switch via air pulse through tubing\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAlternate Part Number:\u003c\/strong\u003e 3-20-0019\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003cp style=\"margin-top:32px; font-size:1rem; line-height:1.5; max-width:700px; margin-left:auto; margin-right:auto;\"\u003e    This air switching system is commonly used in pool and spa applications, home appliances, medical devices, and other environments requiring electrical isolation with safe actuation.  \u003c\/p\u003e\u003c\/section\u003e","brand":"PartsForSpas.com","offers":[{"title":"Default Title","offer_id":47262329143465,"sku":"TVM411B","price":17.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/7584\/4521\/files\/17950.jpg?v=1784017267","url":"https:\/\/partsforspas.com\/products\/air-switch-tvm411b","provider":"PartsForSpas.com","version":"1.0","type":"link"}