{"product_id":"100tech-high-resolution-fuel-sending-unit-and-gauge-kit-7in-smooth","title":"100TECH High Resolution Fuel Sending Unit and Gauge Kit 7in - Smooth","description":"\u003cp\u003eIn this review of the 100TECH High Resolution Fuel Sending Unit and Gauge Kit, the bottom line is clear: this kit is aimed at boat and RV owners who need a durable, higher-sensitivity sender that reduces slosh and delivers steady readings. The reviewer found the combination of a 316 stainless steel sender and a smooth-sweeping stepper motor gauge especially valuable for marine use, since the unit's 10mm resolution and 240-33 ohm output give more continuous, dependable level information than coarser senders.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiner Resolution:\u003c\/strong\u003e The 10mm resolution is designed for short tanks and gives more continuous, readable increments than 21mm alternatives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Output:\u003c\/strong\u003e The sender uses a 240-33 ohm non-linear output so it pairs with compatible gauges for correct empty-to-full indication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Construction:\u003c\/strong\u003e The sender body and mounting screws are made from 316 stainless steel for superior corrosion resistance in marine environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Swingarm Design:\u003c\/strong\u003e Magnetic reed switch operation eliminates a swingarm float, reducing slosh-induced fluctuations and moving parts failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth Gauge Sweep:\u003c\/strong\u003e The gauge uses a stepper motor for a smooth, non-swinging needle and selectable backlight colors to match dashboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e SAE 5-hole flange, NBR gasket, 5 M5 316 screws and quick wiring terminals are included for straightforward installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis kit is best for boaters, RV owners and light truck drivers who want a replacement sender with improved sensitivity and corrosion resistance. It particularly suits tanks where a short sender length and higher resolution are needed to avoid blind spots and to get steady readings underway.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere are users who require a linear output sender for an uncommon gauge type or systems that expect a different resistance curve; the 100TECH unit has a non-linear 240-33 ohm output and must be paired with compatible gauges.\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\u003eSolid build with 316 stainless steel body and hardware for long service life in corrosive conditions.\u003c\/li\u003e\n\u003cli\u003eSmooth, stepper-motor gauge sweep that resists slosh and stays readable in rough water.\u003c\/li\u003e\n\u003cli\u003eHigher 10mm resolution gives more continuous level reporting in shorter tanks.\u003c\/li\u003e\n\u003cli\u003eEasy to install kit with gasket, screws and clear wiring instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNon-linear 240-33 ohm output limits compatibility to gauges expecting that resistance curve.\u003c\/li\u003e\n\u003cli\u003eFloat diameter and recommended cutout size require checking tank clearance before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSender material\u003c\/td\u003e\n\u003ctd\u003e316 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGauge size\u003c\/td\u003e\n\u003ctd\u003e7in (180mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal output\u003c\/td\u003e\n\u003ctd\u003e240-33 ohm (240 empty, 33 full)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e10mm increments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e9-32V DC (fits 12V-24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress rating\u003c\/td\u003e\n\u003ctd\u003eIP67 waterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eSAE 5-hole pattern with NBR gasket and M5 screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 100TECH kit is a sensible choice for marine and RV owners who want improved sensitivity, corrosion-resistant hardware and a stable, smooth gauge needle that resists slosh. It represents good value for situations where the non-linear 240-33 ohm output matches the gauge system; confirm compatibility and tank clearance and this kit will likely outlast cheaper senders.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this sender work on water tanks as well as fuel?\u003c\/strong\u003e\u003cbr\u003eYes, the manufacturer states the unit can be used for fuel or water tanks but you must ensure the 240-33 ohm non-linear output is compatible with your gauge.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat hole size is required if drilling the tank?\u003c\/strong\u003e\u003cbr\u003eThe float diameter is 35mm and a 1-1\/2in (38mm) hole is recommended for installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much tank depth should be left when choosing sender length?\u003c\/strong\u003e\u003cbr\u003eChoose a sender about 1in shorter than the tank depth so the float does not hit the tank bottom.\u003c\/p\u003e","brand":"100TECH","offers":[{"title":"Default Title","offer_id":48250393952475,"sku":"B0BQ3RGHDV","price":77.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61bqiCtrHNL._AC_SL1500_d7ffe1fb-0c25-4feb-9576-53affe1c9520.jpg?v=1776268022","url":"https:\/\/gearmusthave.com\/products\/100tech-high-resolution-fuel-sending-unit-and-gauge-kit-7in-smooth","provider":"GearMustHave","version":"1.0","type":"link"}