{"product_id":"geloo-240-33ohm-12ft-marine-fuel-sending-unit-reliable-tank-sender","title":"Geloo 240-33ohm 12ft Marine Fuel Sending Unit - Reliable Tank Sender","description":"\u003cp\u003eIn this review of the Geloo 240-33ohm 12' Marine Fuel Sending Unit, the bottom line is simple: it is a straightforward, corrosion-resistant replacement sender for vehicles and boats that need a reliable 240-33 ohm signal. The reviewer found it best suited to users who want a durable SUS316 stainless steel arm-type replacement that resists shock and saltwater exposure; the most compelling reason to buy is its rugged construction and wide compatibility across automotive, marine and generator applications.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide application:\u003c\/strong\u003e Works across automobiles, boats, speedboats, engines, generator sets and agricultural or construction machinery, offering one part for many platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel construction:\u003c\/strong\u003e Built from heavy duty SUS316 stainless steel so the sender resists corrosion and delivers longer service life in wet or salty environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e240-33 ohm output:\u003c\/strong\u003e Provides a stable 240 ohm empty to 33 ohm full signal compatible with 240-33 ohm fuel and water level gauges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple sizes:\u003c\/strong\u003e Available in a long list of lengths from 150mm up to 500mm so you can choose the correct travel for your tank depth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy installation:\u003c\/strong\u003e Standard SAE 5-hole flange with gasket and mounting screws included and simple blue\/brown wiring makes fitment straightforward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature rated:\u003c\/strong\u003e Operates between -40C and +85C, maintaining stable output across typical automotive and marine conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis sender is ideal for boat owners, mechanics and fleet operators who need a durable replacement for an arm-type level sender and who use gauges that accept a 240-33 ohm signal. It particularly suits those working in corrosive or wet environments who value the SUS316 stainless steel construction for longevity.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for users who require a different resistance curve or a non-arm style sensor, or for systems that need an electronic CAN or digital level output; if you need a different signal range or a tank-specific custom unit, look for a sender matched to that spec.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDurable SUS316 stainless steel construction for excellent corrosion resistance.\u003c\/li\u003e\n\u003cli\u003eWide compatibility and many length options make it easy to match tank depth.\u003c\/li\u003e\n\u003cli\u003eSimple SAE 5-hole fitment with included gasket and screws speeds installation.\u003c\/li\u003e\n\u003cli\u003eStable 240-33 ohm output works with standard analog fuel and water gauges.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users report mixed accuracy on gauge readings, so calibration or verification may be needed after installation.\u003c\/li\u003e\n\u003cli\u003eNot suitable if you need a non-resistive digital output or a different resistance range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGeloo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput signal\u003c\/td\u003e\n\u003ctd\u003e240-33 ohm (240 empty, 33 full)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSUS316 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting type\u003c\/td\u003e\n\u003ctd\u003eStandard SAE 5-hole flange (gasket and screws included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength options\u003c\/td\u003e\n\u003ctd\u003e150mm to 500mm (multiple sizes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-40C to +85C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Geloo 240-33ohm 12' Marine Fuel Sending Unit is a practical, value-oriented replacement for anyone needing a rugged arm-type sender that tolerates harsh conditions. Its stainless steel build, simple wiring and broad sizing options make it a sensible choice for boats, vehicles and generators, though buyers should confirm gauge compatibility and may wish to verify accuracy after fitment.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this unit work with my existing 240-33 ohm gauge?\u003c\/strong\u003e\u003cbr\u003eYes. The sender outputs a 240-33 ohm signal designed to match standard 240-33 ohm fuel and water level gauges.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat wiring is required?\u003c\/strong\u003e\u003cbr\u003eWiring is simple: blue wire to negative (-) and brown wire is the signal output to the gauge.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the sender suitable for saltwater use?\u003c\/strong\u003e\u003cbr\u003eYes. The sender is made from SUS316 stainless steel and is built for good corrosion and shock resistance in marine environments.\u003c\/p\u003e","brand":"Geloo","offers":[{"title":"Default Title","offer_id":48755344310491,"sku":"B07P8QDPBT","price":34.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51iCmm520zL._AC_SL1500_d2f04fa0-4835-4637-b389-9e4f318ce731.jpg?v=1778790773","url":"https:\/\/gearmusthave.com\/products\/geloo-240-33ohm-12ft-marine-fuel-sending-unit-reliable-tank-sender","provider":"GearMustHave","version":"1.0","type":"link"}