{"product_id":"tecmark-pressure-switch-3902","title":"Tecmark Pressure Switch 3902","description":"\u003cp\u003eThe Tecmark 3902 pressure switch is a reliable SPST (single pole, single throw) replacement component designed for spa and hot tub chemical feed systems. This precision switch operates at 1-5 PSI pressure range with 1 amp capacity, making it ideal for controlling chemical pumps and related equipment in residential and commercial spa installations.\u003c\/p\u003e\u003cp\u003eBuilt to Tecmark's exacting OEM standards, this pressure switch delivers the exact fit and performance your spa system requires. At Bubbles Supply, we guarantee precise fitment and back every Tecmark 3902 with our comprehensive 1-year warranty. Most orders ship same-day, getting your spa back to optimal operation quickly. Before installation, verify your existing switch's pressure range and electrical specifications match the 1-5 PSI operating parameters and 1 amp rating to ensure proper system function.\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\/tecmark-pressure-switch-3010\"\u003eTecmark Pressure Switch 3010\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/product\/tecmark-pressure-switch-3015\"\u003eTecmark Pressure Switch 3015\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/product\/tecmark-pressure-switch-3029\"\u003eTecmark Pressure Switch 3029\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collection\/all-parts\"\u003eSee all All Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c!-- p11:end --\u003e","brand":"Tecmark","offers":[{"title":"Default Title","offer_id":50249012216165,"sku":"3902","price":46.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0883\/2162\/2373\/files\/tecmark-pressure-switch-3902-3902-1.jpg?v=1779740485","url":"https:\/\/checkout.bubblessupply.com\/products\/tecmark-pressure-switch-3902","provider":"Bubbles Supply","version":"1.0","type":"link"}