{"id":8420,"date":"2026-07-26T01:06:35","date_gmt":"2026-07-26T01:06:35","guid":{"rendered":"https:\/\/drakemarine.com\/tank-sender-calculator\/"},"modified":"2026-08-04T10:30:23","modified_gmt":"2026-08-04T10:30:23","slug":"calculateur-de-jauge-de-reservoir","status":"publish","type":"page","link":"https:\/\/drakemarine.com\/fr\/tank-sender-calculator\/","title":{"rendered":"Calculateur de jauge de r\u00e9servoir \u2014 Carburant, eau et d\u00e9chets"},"content":{"rendered":"<p>Measure the tank depth and the calculator returns the exact sender length, with the gauge standard sorted before anything is built.<\/p>\n<style>\n.dm-tool{max-width:880px;margin:0 auto;padding:8px 0 40px;color:#12395e;font-family:'DM Sans',Helvetica,Arial,sans-serif}\n.dm-tool .card{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:26px;margin:18px 0}\n.dm-tool h2{margin:0 0 6px;font-size:1.25rem}\n.dm-tool .hint{color:#5b7186;font-size:.9rem;margin:0 0 18px}\n.dm-tool label{display:block;font-weight:700;font-size:.85rem;letter-spacing:.04em;text-transform:uppercase;color:#41586e;margin:16px 0 6px}\n.dm-tool select,.dm-tool input[type=number]{width:100%;max-width:340px;padding:11px 12px;border:1.5px solid #cbd5e1;border-radius:9px;font-size:1rem;font-family:inherit;background:#fff;color:#12395e}\n.dm-tool .grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:0 24px}\n.dm-tool button.go{background:#00A8FF;color:#04263f;font-weight:800;font-size:1rem;border:0;border-radius:10px;padding:14px 28px;margin-top:22px;cursor:pointer;font-family:inherit}\n.dm-tool button.go:hover{background:#0b8ed4}\n.dm-tool .result{display:none;border-top:4px solid #00A8FF}\n.dm-tool .pick{background:#eef5fb;border:1px solid #cfe0ef;border-radius:10px;padding:16px 18px;margin-bottom:14px}\n.dm-tool .pick .big{font-size:1.3rem;font-weight:800}\n.dm-tool .pick .sku{font-size:.85rem;color:#5b7186}\n.dm-tool table{width:100%;border-collapse:collapse;font-size:.95rem}\n.dm-tool td{padding:9px 10px;border-bottom:1px solid #eef2f6;vertical-align:top}\n.dm-tool td:first-child{font-weight:700;width:38%}\n.dm-tool .note{font-size:.85rem;color:#5b7186;margin-top:14px;line-height:1.5}\n.dm-tool .cta{background:#12395e;border-radius:12px;padding:22px;color:#f6f4ed;margin-top:18px;text-align:center}\n.dm-tool .cta a.b{display:inline-block;background:#00A8FF;color:#04263f;font-weight:800;border-radius:9px;padding:12px 22px;text-decoration:none;margin:8px 6px 0}\n.dm-tool .cta a.w{display:inline-block;background:#f6f4ed;color:#12395e;font-weight:800;border-radius:9px;padding:12px 22px;text-decoration:none;margin:8px 6px 0}\n<\/style>\n<div class=\"dm-tool\" id=\"dm-sender-tool\">\n<div class=\"card\">\n<h2>Measure your tank, we&#8217;ll size the sender<\/h2>\n<p class=\"hint\">Depth is the inside measurement, mounting flange to the bottom of the tank, straight down.<\/p>\n<div class=\"grid2\">\n<div><label for=\"ts-depth\">Tank depth (mm)<\/label><input type=\"number\" id=\"ts-depth\" min=\"120\" max=\"2200\" step=\"5\" value=\"400\"><\/div>\n<div><label for=\"ts-fluid\">What&#8217;s in the tank?<\/label><br \/>\n      <select id=\"ts-fluid\"><option value=\"diesel\" selected>Diesel<\/option><option value=\"water\">Fresh water<\/option><option value=\"waste\">Grey \/ black water<\/option><option value=\"oil\">Lube \/ hydraulic oil<\/option><\/select><\/div>\n<div><label for=\"ts-gauge\">Your gauge standard<\/label><br \/>\n      <select id=\"ts-gauge\"><option value=\"240\" selected>US \/ most common \u2014 240\u201333 &Omega;<\/option><option value=\"190\">European \u2014 0\u2013190 &Omega;<\/option><option value=\"unsure\">Not sure \u2014 we&#8217;ll help you check<\/option><\/select><\/div>\n<div><label for=\"ts-res\">Reading resolution<\/label><br \/>\n      <select id=\"ts-res\"><option value=\"std\" selected>Standard (21 mm steps) \u2014 most tanks<\/option><option value=\"hr\">High resolution (10 mm steps) \u2014 shallow tanks, day tanks<\/option><\/select><\/div>\n<\/p><\/div>\n<p>    <button class=\"go\" type=\"button\" onclick=\"dmSenderPick()\">Find my sender<\/button>\n  <\/div>\n<div class=\"card result\" id=\"ts-result\">\n<h2>Your sender<\/h2>\n<div class=\"pick\" id=\"ts-pick\"><\/div>\n<div id=\"ts-diagram\" style=\"background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:12px;margin-bottom:14px;display:none\"><\/div>\n<table>\n<tbody id=\"ts-rows\"><\/tbody>\n<\/table>\n<p class=\"note\">Reed-switch senders in 316 stainless suit diesel, water, waste and oil alike \u2014 one sender family for every tank on board. Mounting options: SAE 5-bolt flange, BSP 1&frac14;&Prime; and NPT 1&frac12;&Prime; \u2014 tell us which your tank has when you order. Senders are cut and built to order (special order, typical lead ~15 days; NPT ~30).<\/p>\n<div class=\"cta\">\n      <strong style=\"font-size:1.05rem\">Ready to order?<\/strong><br \/>\n      <span style=\"color:#c9d6e2;font-size:.92rem\">Pick your length on the product page, or email us the tank details \u2014 depth, fluid, mounting \u2014 and we&#8217;ll confirm the right sender and gauge match before anything is built.<\/span><br \/>\n      <a class=\"b\" id=\"ts-link\" href=\"\/product\/marine-tank-level-sender-standard-resolution\/\">View &amp; order this sender<\/a><br \/>\n      <a class=\"w\" id=\"ts-mail\" href=\"#\">Email us my tank details<\/a>\n    <\/div>\n<\/p><\/div>\n<\/div>\n<p><script>\nfunction dmSenderPick(){\n  var depth=parseFloat(document.getElementById('ts-depth').value)||400;\n  var fluid=document.getElementById('ts-fluid').value;\n  var gauge=document.getElementById('ts-gauge').value;\n  var res=document.getElementById('ts-res').value;\n  var LEN_STD=[150,200,250,300,350,400,450,500,550,600,650,700,750,800,850,900,950,1000,1050,1100,1200,1300,1400,1500,1600,1700,1800,1900,2000];\n  var LEN_HR=[150,200,250,300,350,400,450,500,550,600];\n  var PG_STD='\/product\/marine-tank-level-sender-standard-resolution\/';\n  var PG_HR='\/product\/marine-tank-level-sender-high-resolution\/';\n  if(res==='hr' && depth>620){res='std';}\n  var lens=res==='hr'?LEN_HR:LEN_STD;\n  \/\/ tip should sit clear of the tank bottom: longest length <= depth - 10 mm\n  var target=depth-10, len=null;\n  for(var i=0;i<lens.length;i++){if(lens[i]<=target)len=lens[i];}\n  var tooShallow=false, tooDeep=false;\n  if(!len){len=lens[0];tooShallow=true;}\n  if(depth-10>lens[lens.length-1]+60){tooDeep=true;}\n  var deadband=depth-len;\n  var sku='DM-TLS-316-'+len+(res==='hr'?'-HR':'');\n  var gaugeTxt = gauge==='240' ? '240\u201333 &Omega; (US standard \u2014 matches most gauges sold in Asia &amp; the Americas)'\n    : gauge==='190' ? '0\u2013190 &Omega; (European standard \u2014 WEMA-style gauges)'\n    : 'Send us a photo of your gauge dial or its part number \u2014 we\\'ll confirm 240\u201333 &Omega; vs 0\u2013190 &Omega; before build';\n  var pick=document.getElementById('ts-pick');\n  if(tooShallow){\n    pick.innerHTML='<\/p>\n<div class=\"big\">Your tank is shallower than our shortest sender ('+lens[0]+' mm)<\/div>\n<div class=\"sku\">Email us the exact depth \u2014 short customs are often possible on a factory order.<\/div>\n<p>';\n  }else{\n    pick.innerHTML='<\/p>\n<div class=\"big\">'+len+' mm '+(res==='hr'?'high-resolution (10 mm)':'standard-resolution (21 mm)')+' sender<\/div>\n<div class=\"sku\">Part '+sku+' &middot; 316 stainless, reed switch, built to length<\/div>\n<p>'+(tooDeep?'<\/p>\n<div class=\"sku\" style=\"margin-top:6px\">Deep tank: a '+len+' mm sender leaves '+deadband+' mm unread at the bottom \u2014 fine for most tanks, or ask us about a longer custom.<\/div>\n<p>':'');\n  }\n  var rows=[\n    ['Tank depth',depth+' mm \u2014 sender tip sits ~'+deadband+' mm clear of the bottom'],\n    ['Fluid',fluid.charAt(0).toUpperCase()+fluid.slice(1)+' \u2014 316 stainless reed sender is suitable'],\n    ['Gauge output',gaugeTxt],\n    ['Mounting','SAE 5-bolt \/ BSP 1&frac14;&Prime; \/ NPT 1&frac12;&Prime; \u2014 choose at order']\n  ];\n  var tb=document.getElementById('ts-rows');tb.innerHTML='';\n  rows.forEach(function(r){tb.innerHTML+='<\/p>\n<tr>\n<td>'+r[0]+'<\/td>\n<td>'+r[1]+'<\/td>\n<\/tr>\n<p>';});\n  dmSenderDiagram(depth,len,fluid,tooShallow,res);\n  document.getElementById('ts-link').href=res==='hr'?PG_HR:PG_STD;\n  var body='Tank sender enquiry from drakemarine.com%0D%0A%0D%0ABoat: (name \/ model)%0D%0ATank depth: '+depth+' mm%0D%0AFluid: '+fluid+'%0D%0ASuggested: '+(tooShallow?'custom short (below '+lens[0]+' mm)':sku)+'%0D%0AGauge standard: '+(gauge==='unsure'?'please help me check':gauge==='240'?'240-33 ohm':'0-190 ohm')+'%0D%0AMounting: (SAE \/ BSP \/ NPT)';\n  document.getElementById('ts-mail').href='mailto:hello@drakemarine.com?subject=Tank sender \u2014 from the calculator&body='+body;\n  var r=document.getElementById('ts-result');r.style.display='block';r.scrollIntoView({behavior:'smooth',block:'start'});\n}\nfunction dmSenderDiagram(depth,len,fluid,tooShallow,res){\n  var el=document.getElementById('ts-diagram');\n  if(tooShallow){el.style.display='none';el.innerHTML='';return;}\n  \/\/ side cross-section: tank drawn 240 units tall regardless of depth; sender scales within it\n  var TH=240, T0=52, TW=250, TX=95;               \/\/ tank height px, top y, width, left x\n  var senderLen=TH*len\/depth;\n  var tipY=T0+senderLen, botY=T0+TH;\n  var fluidCol = fluid==='diesel'?'#e8c15a' : fluid==='oil'?'#c9a24b' : fluid==='waste'?'#b9c4a8' : '#9fd0ee';\n  var fY=T0+TH*0.3;\n  var cx=TX+TW\/2;\n  var s='<svg viewBox=\"0 0 520 330\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"Tank and sender cross-section\">';\n  \/\/ fluid + tank\n  s+='<rect x=\"'+TX+'\" y=\"'+fY+'\" width=\"'+TW+'\" height=\"'+(botY-fY)+'\" fill=\"'+fluidCol+'\" opacity=\"0.55\"\/>';\n  s+='<path d=\"M '+TX+' '+fY+' q 31 -9 62 0 t 63 0 t 63 0 t 62 0\" fill=\"none\" stroke=\"'+fluidCol+'\" stroke-width=\"5\" opacity=\"0.9\"\/>';\n  s+='<rect x=\"'+TX+'\" y=\"'+T0+'\" width=\"'+TW+'\" height=\"'+TH+'\" fill=\"none\" stroke=\"#12395e\" stroke-width=\"4\" rx=\"10\"\/>';\n  \/\/ flange + sender tube\n  s+='<rect x=\"'+(cx-34)+'\" y=\"'+(T0-12)+'\" width=\"68\" height=\"12\" rx=\"3\" fill=\"#41586e\"\/>';\n  s+='<rect x=\"'+(cx-26)+'\" y=\"'+(T0-30)+'\" width=\"52\" height=\"18\" rx=\"4\" fill=\"#5b7186\"\/>';\n  s+='<rect x=\"'+(cx-7)+'\" y=\"'+T0+'\" width=\"14\" height=\"'+senderLen+'\" rx=\"6\" fill=\"#c9d6e2\" stroke=\"#41586e\" stroke-width=\"2.5\"\/>';\n  s+='<circle cx=\"'+cx+'\" cy=\"'+(tipY-8)+'\" r=\"5\" fill=\"#41586e\"\/>';\n  \/\/ sender length arrow (left of tube)\n  var ax=cx-40;\n  s+='<line x1=\"'+ax+'\" y1=\"'+T0+'\" x2=\"'+ax+'\" y2=\"'+tipY+'\" stroke=\"#0b76c4\" stroke-width=\"2.5\"\/>';\n  s+='<line x1=\"'+(ax-6)+'\" y1=\"'+T0+'\" x2=\"'+(ax+6)+'\" y2=\"'+T0+'\" stroke=\"#0b76c4\" stroke-width=\"2.5\"\/>';\n  s+='<line x1=\"'+(ax-6)+'\" y1=\"'+tipY+'\" x2=\"'+(ax+6)+'\" y2=\"'+tipY+'\" stroke=\"#0b76c4\" stroke-width=\"2.5\"\/>';\n  s+='<text x=\"'+(ax-10)+'\" y=\"'+(T0+senderLen\/2)+'\" text-anchor=\"middle\" font-size=\"15\" font-weight=\"700\" fill=\"#0b76c4\" transform=\"rotate(-90 '+(ax-10)+' '+(T0+senderLen\/2)+')\">'+len+' mm sender<\/text>';\n  \/\/ depth arrow (right of tank)\n  var dx=TX+TW+26;\n  s+='<line x1=\"'+dx+'\" y1=\"'+T0+'\" x2=\"'+dx+'\" y2=\"'+botY+'\" stroke=\"#8aa2b5\" stroke-width=\"2.5\"\/>';\n  s+='<line x1=\"'+(dx-6)+'\" y1=\"'+T0+'\" x2=\"'+(dx+6)+'\" y2=\"'+T0+'\" stroke=\"#8aa2b5\" stroke-width=\"2.5\"\/>';\n  s+='<line x1=\"'+(dx-6)+'\" y1=\"'+botY+'\" x2=\"'+(dx+6)+'\" y2=\"'+botY+'\" stroke=\"#8aa2b5\" stroke-width=\"2.5\"\/>';\n  s+='<text x=\"'+(dx+14)+'\" y=\"'+(T0+TH\/2)+'\" text-anchor=\"middle\" font-size=\"15\" fill=\"#41586e\" transform=\"rotate(90 '+(dx+14)+' '+(T0+TH\/2)+')\">tank depth '+depth+' mm<\/text>';\n  \/\/ clearance bracket\n  var gap=depth-len;\n  s+='<line x1=\"'+(cx+26)+'\" y1=\"'+tipY+'\" x2=\"'+(cx+26)+'\" y2=\"'+botY+'\" stroke=\"#c0392b\" stroke-width=\"2.5\" stroke-dasharray=\"5 4\"\/>';\n  s+='<text x=\"'+(cx+34)+'\" y=\"'+((tipY+botY)\/2+5)+'\" font-size=\"13.5\" font-weight=\"700\" fill=\"#c0392b\">'+gap+' mm clear<\/text>';\n  s+='<\/svg>';\n  el.innerHTML=s+'<\/p>\n<p style=\"font-size:.82rem;color:#5b7186;margin:8px 2px 2px;line-height:1.45\">Cross-section of your tank: the '+len+' mm '+(res==='hr'?'high-resolution':'standard')+' sender drops through the top flange and reads to '+gap+' mm above the bottom \u2014 clear of sludge and the tank floor.<\/p>\n<p>';\n  el.style.display='block';\n}\n<\/script><\/p>\n<div class=\"card\" style=\"margin-top:18px;\">\n<h2>Get the right sender for your tank<\/h2>\n<p>Measured your depth with the calculator? We supply the matching <a href=\"\/product\/marine-tank-level-sender-standard-resolution\/\"><strong>316 stainless marine tank level sender \/ sensor<\/strong><\/a> in lengths from 150 to 2000&nbsp;mm, and a <a href=\"\/product\/marine-tank-level-sender-high-resolution\/\"><strong>high-resolution 10&nbsp;mm-step sender<\/strong><\/a> for shallow fuel, water and holding tanks. Reed-switch, IP67, 0&ndash;190&nbsp;&Omega; or 240&ndash;33&nbsp;&Omega; output &mdash; compatible with most marine gauges. Browse the full <a href=\"\/product-category\/electrical\/tank-gauges-senders\/\">tank gauges &amp; senders range<\/a> &mdash; shipped from Thailand, delivered worldwide. New to senders? Read our <a href=\"\/how-to-choose-boat-tank-level-sensor\/\">guide to measuring and choosing a tank level sensor<\/a>.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Mesurez la profondeur du r\u00e9servoir et le calculateur vous indiquera la longueur exacte de la sonde, l&#039;\u00e9talon de niveau \u00e9tant d\u00e9j\u00e0 d\u00e9fini avant toute fabrication. Mesurez votre r\u00e9servoir, nous dimensionnerons la sonde. La profondeur correspond \u00e0 la mesure int\u00e9rieure, de la bride de fixation au fond du r\u00e9servoir, verticalement. Profondeur du r\u00e9servoir (mm) Que contient le r\u00e9servoir\u00a0? Diesel Eau douce Eaux grises\/noires Lubrifiant\u2026<\/p>","protected":false},"author":9,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"class_list":["post-8420","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/drakemarine.com\/fr\/wp-json\/wp\/v2\/pages\/8420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/drakemarine.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/drakemarine.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/drakemarine.com\/fr\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/drakemarine.com\/fr\/wp-json\/wp\/v2\/comments?post=8420"}],"version-history":[{"count":0,"href":"https:\/\/drakemarine.com\/fr\/wp-json\/wp\/v2\/pages\/8420\/revisions"}],"wp:attachment":[{"href":"https:\/\/drakemarine.com\/fr\/wp-json\/wp\/v2\/media?parent=8420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}