{"product_id":"rule-40a-rule-a-matic-plus-automatic-bilge-pump-float-switch","title":"Rule 40A Rule-A-Matic Plus Automatic Bilge Pump Float Switch","description":"\u003cp\u003eThe \u003cstrong\u003eRule-A-Matic Plus 40A\u003c\/strong\u003e is a \u003cstrong\u003ehigh capacity marine bilge pump float switch\u003c\/strong\u003e designed for pumps drawing up to \u003cstrong\u003e20 amps\u003c\/strong\u003e. It automatically activates a bilge pump when water reaches \u003cstrong\u003e50 mm\u003c\/strong\u003e and deactivates when water falls to \u003cstrong\u003e19 mm\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis model is suitable for \u003cstrong\u003e12V, 24V and 32V DC bilge pump systems\u003c\/strong\u003e and includes a \u003cstrong\u003eprotective impact-resistant cover\u003c\/strong\u003e and \u003cstrong\u003edebris guard\u003c\/strong\u003e to help reduce switch jamming. The \u003cstrong\u003eRule 40A does not include an in-line fuse holder\u003c\/strong\u003e. For the version with an in-line fuse holder, use the \u003cstrong\u003eRule 40FA\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat is the Rule 40A used for?\u003c\/h3\u003e\n\u003cp\u003eThe Rule 40A is used to automatically control a bilge pump by sensing rising water levels in the bilge. It can also be used to operate compatible \u003cstrong\u003ehigh water alarm systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs the Rule 40A compatible with my bilge pump?\u003c\/h3\u003e\n\u003cp\u003eThe Rule-A-Matic Plus 40A is compatible with DC bilge pump systems operating at \u003cstrong\u003e12V, 24V or 32V\u003c\/strong\u003e, provided the pump draws \u003cstrong\u003e20 amps or less\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Rule\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part Number:\u003c\/strong\u003e 40A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e Marine bilge pump float switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Pump Draw:\u003c\/strong\u003e 20 amps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Compatibility:\u003c\/strong\u003e 12V, 24V and 32V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActivation Level:\u003c\/strong\u003e 50 mm water level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeactivation Level:\u003c\/strong\u003e 19 mm water level\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire:\u003c\/strong\u003e 14 gauge marine-grade blocked wire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Length:\u003c\/strong\u003e 28 in \/ 712 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCover:\u003c\/strong\u003e Fully integrated impact-resistant protective cover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e Debris guard helps reduce switch jamming\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Detachable mounting base for cleaning and inspection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTesting:\u003c\/strong\u003e Built-in test feature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Mercury-free and ignition protected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Holder:\u003c\/strong\u003e Not included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Use:\u003c\/strong\u003e Can operate compatible high water alarm systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Dimensions\u003c\/h3\u003e\n\u003cp\u003eThe Rule 40A measures \u003cstrong\u003e124 mm long x 64 mm wide x 70 mm high\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: Roboto, Arial, sans-serif; background: #ffffff; text-align: center;\" class=\"spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #f5f5f5;\"\u003e\n\u003cth style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; font-weight: 500; width: 35.4204%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; font-weight: 500; width: 64.5796%;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eRule\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eMarine bilge pump float switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eModel Number\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e12V, 24V, 32V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eMaximum Amp Draw\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e20 amps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eActivation Water Level\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eDeactivation Water Level\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e19 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eWire Size\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e14 gauge \/ 1.63 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eWire Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eMarine-grade blocked wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eWire Length\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e28 in \/ 712 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eLength\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e124 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eWidth\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e64 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e70 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eProtective Cover\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eIntegrated impact-resistant cover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eDebris Guard\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eIn-Line Fuse Holder\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eNot included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eBuilt-In Test Feature\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eDetachable Mounting Base\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eMoisture-Tight Seals\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eMercury-Free\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eIgnition Protected\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eHigh Water Alarm Compatibility\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003eCan be used to operate compatible high water alarm systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 35.4204%;\"\u003eDifference from Rule 40FA\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(221, 221, 221); padding: 8px; text-align: center; width: 64.5796%;\"\u003e40A does not include an in-line fuse holder; 40FA includes one\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Rule","offers":[{"title":"Default Title","offer_id":47309867548949,"sku":"ASAP-504798","price":59.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0773\/6151\/2725\/products\/40a.jpg?v=1698136103","url":"https:\/\/marinescene.co.uk\/products\/rule-40a-rule-a-matic-plus-automatic-bilge-pump-float-switch","provider":"Marine Scene","version":"1.0","type":"link"}