{"product_id":"kus-usa-sss-fuel-water-level-sensor-reliable-reed-switch-sender","title":"KUS USA SSS Fuel \u0026 Water Level Sensor - Reliable Reed Switch Sender","description":"\u003cp\u003eIn this review of the KUS USA SSS Fuel \u0026amp; Water Level Sensor, the bottom line is clear: this sender is best for boaters, fleet operators, and equipment owners who need a rugged, low-maintenance replacement for traditional lever-style units. The review finds the sender delivers dependable readings thanks to reed switch and magnetic sensing, and its non-contact design means there are no wear parts to fail. Included hardware and a standard American 240-30 ohm output make it a straightforward swap for many installations, and the unit's saltwater compatibility and sturdy construction are repeatedly praised by users.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Output:\u003c\/strong\u003e The 240 ohm - 30 ohm (Empty - Full) American output makes this sender compatible with common gauges and simple to replace without gauge reprogramming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReed Switch Technology:\u003c\/strong\u003e Non-contact reed switch sensing reduces mechanical wear and improves long-term reliability compared with swing-arm senders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Rated from -40 F to +185 F, it holds up to harsh engine bay and marine temperature swings without degrading performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Mounting:\u003c\/strong\u003e The SAE 5 hole mounting pattern and included NBR gasket and screws provide a secure, waterproof installation for tanks in boats and equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Fluids:\u003c\/strong\u003e Specified for diesel, fuel, gasoline and water, it works as an OEM replacement in many marine and industrial applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep Resolution:\u003c\/strong\u003e Non-linear 18-21 mm steps give repeatable readings with very good shock resistance for rough conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis sender suits boat owners, marine mechanics, and fleet maintainers who want a durable, plug-in replacement for worn or failing level senders. It is especially useful for applications where saltwater exposure or vibration has shortened the life of lever-type senders, because the reed switch design eliminates a moving contact that commonly fails.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users requiring a linear, custom-calibrated output or digital communication protocols; this unit uses a standard non-linear 240-30 ohm stepped output and is intended for analog gauges or controllers that expect that curve.\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\u003eReliable reed switch sensing with no mechanical wear parts leads to long service life and good repeatability.\u003c\/li\u003e\n\u003cli\u003eIncluded mounting gasket and screws simplify installation and offer a snug, sealed fit for marine use.\u003c\/li\u003e\n\u003cli\u003eStandard American output and common mounting pattern make it a practical OEM replacement for many gauges.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOutput is non-linear with 18-21 mm steps, so it may not match systems that expect a strictly linear reading.\u003c\/li\u003e\n\u003cli\u003eFive-hole SAE pattern is not equidistant, so installers must confirm fitment before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e240 ohm - 30 ohm (Empty - Full)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensing Type\u003c\/td\u003e\n\u003ctd\u003eReed switch \/ magnetic field\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStep Resolution\u003c\/td\u003e\n\u003ctd\u003eNon-linear, 18-21 mm per step\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eSAE 5 hole mounting pattern (not equidistant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e12V\/24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e-40 F to +185 F (-40 C to +85 C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003eSending unit, NBR mounting gasket, 10-24 hex screws (5), instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe KUS USA SSS Fuel \u0026amp; Water Level Sensor is a practical, cost-effective choice for marine and industrial users who need a durable, low-maintenance replacement that fits common gauges. Its reed switch design and supplied hardware make installation straightforward, and its robust temperature and fluid compatibility deliver reliable readings in demanding environments.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this sender work with my analog gauge?\u003c\/strong\u003e\u003cbr\u003eYes, it uses the standard American 240 ohm - 30 ohm output expected by many analog gauges, making it compatible with most common setups.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be used in saltwater applications?\u003c\/strong\u003e\u003cbr\u003eCustomers report successful use in saltwater conditions and the unit includes an NBR gasket and stainless hardware to help resist corrosion when installed correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it require a specific voltage?\u003c\/strong\u003e\u003cbr\u003eThe sender is rated for 12V or 24V systems, so it is suitable for typical marine and industrial electrical systems.\u003c\/p\u003e","brand":"KUS","offers":[{"title":"Default Title","offer_id":48189258957019,"sku":"B00Y831JUU","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51WdxYA_99L._AC_SL1500.jpg?v=1769399089","url":"https:\/\/gearmusthave.com\/products\/kus-usa-sss-fuel-water-level-sensor-reliable-reed-switch-sender","provider":"GearMustHave","version":"1.0","type":"link"}