{"product_id":"allied-pressure-switch-only-1-8-npt-millivolt-spst-800140-3","title":"Allied Pressure Switch Only [1\/8\" NPT] [Millivolt] [SPST] (800140-3)","description":"\u003cdiv\u003e\n\u003ch1\u003eAllied\/Len Gordon Pressure Switch [Millivolt] [SPST] (800140-3)\u003c\/h1\u003e\n\u003cp\u003eUniversal pressure switch designed for pool and spa applications, this Allied Innovations\/Len Gordon part provides reliable, chatter-free operation with a 2-1\/2 lb differential. It’s a proven replacement option for spa systems requiring millivolt compatibility and SPST control.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThread size\u003c\/b\u003e: 1\/8\" NPT connection for straightforward installation in standard spa plumbing\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eElectrical rating\u003c\/b\u003e: 24–240 VAC, 1–25 A (millivolt-compatible SPST switch) for broad compatibility with spa controls\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSwitch type\u003c\/b\u003e: SPST (Single Pole, Single Throw) for simple on\/off control of the spa system\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDifferential\u003c\/b\u003e: 2-1\/2 lb differential to minimize relay chatter and provide stable pressure sensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePan material\u003c\/b\u003e: Stainless steel pan for corrosion resistance in wet pool\/spa environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBrand lineage\u003c\/b\u003e: From Allied Innovations \/ Len Gordon, a trusted name in replacement spa parts with a long history in the pool and spa industry\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis pressure switch functions as a dependable replacement part for Len Gordon spa systems, helping keep heater and pump cycles steady while reducing false starts. Its robust construction and stainless pan are designed for challenging spa environments, making it a practical choice for service professionals and DIY enthusiasts alike who work with gas millivolt heaters and standard spa controllers. With its 1\/8\" NPT fitting and proven differential, you’ll install with confidence and enjoy continued, reliable operation across a wide range of spa configurations.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"bspotext8b\"\u003e Allied\/Len Gordon Pressure Switch Only [1\/8\" NPT] [Millivolt] [SPST] (800140-3) \u003c\/span\u003e \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cb\u003eUniversal Pressure Switch\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003eIntroduced in 1993 specifically for the pool and spa industry, this pressure switch is designed with a\u003c\/p\u003e\n\u003cp\u003e2-1\/2 lb differential to completely eliminate oscillating or chattering relays.\u003c\/p\u003e\n\u003cp\u003eThis uses a stainless pan material. \u003c\/p\u003e\n\u003cp\u003eElectrical rating 1-25 amps at 24-240 VAC\u003cspan class=\"bspotext8n\"\u003e\u003cspan class=\"bspotext9b\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Allied Innovations","offers":[{"title":"Default Title","offer_id":40241213931562,"sku":"800140-3","price":34.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/4014\/1354\/files\/0E1B5492-2B9B-43E2-AE9A-AB33FEB1898E.png?v=1769976058","url":"https:\/\/bathparts.com\/en-um\/products\/allied-pressure-switch-only-1-8-npt-millivolt-spst-800140-3","provider":"Bath \u0026 Spa Superstore","version":"1.0","type":"link"}