{"id":996,"date":"2026-03-16T06:16:02","date_gmt":"2026-03-16T06:16:02","guid":{"rendered":"https:\/\/gqlamp.com\/?page_id=996"},"modified":"2026-03-16T06:18:36","modified_gmt":"2026-03-16T06:18:36","slug":"wattage-calculator","status":"publish","type":"page","link":"https:\/\/gqlamp.com\/pt\/led-flood-lights\/outdoor\/wattage-calculator\/","title":{"rendered":"calculadora wattagem"},"content":{"rendered":"\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-ca9593a\" data-block-id=\"ca9593a\"><style>.stk-ca9593a {margin-bottom:0px !important;}<\/style><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-ca9593a-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-df42cff\" data-v=\"4\" data-block-id=\"df42cff\"><style>.stk-df42cff-container{margin-top:var(--stk--preset--spacing--60, 2.25rem) !important;margin-right:var(--stk--preset--spacing--60, 2.25rem) !important;margin-bottom:var(--stk--preset--spacing--60, 2.25rem) !important;margin-left:var(--stk--preset--spacing--60, 2.25rem) !important;}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-df42cff-container stk--no-background stk--no-padding\"><div class=\"has-text-align-center stk-block-content stk-inner-blocks stk-df42cff-inner-blocks\"><div class=\"ct-breadcrumbs\" data-source=\"rankmath\" ><nav aria-label=\"breadcrumbs\" class=\"rank-math-breadcrumb\"><p><span class=\"last\">Home<\/span><\/p><\/nav><\/div><\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns alignfull stk-block-columns stk-block stk-116f435\" data-block-id=\"116f435\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-116f435-column alignfull\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-04e8ff2\" data-v=\"4\" data-block-id=\"04e8ff2\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-04e8ff2-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-04e8ff2-inner-blocks\">\n<section id=\"bx-wattage-calc-v1\">\n<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=IBM+Plex+Mono:wght@400;500;600&#038;display=swap\" rel=\"stylesheet\">\n<style>\n#bx-wattage-calc-v1 {\n  --c0: #183090;\n  --c1: #FFFFFF;\n  --c2: #009048;\n  --c3: #F4F5F8;\n  --c4: #DDDFE6;\n  --c5: #8A8FA8;\n  --c6: #303030;\n  --red: #D81818;\n  --fM: 'IBM Plex Mono', 'Courier New', monospace;\n  max-width: 960px;\n  margin: 0 auto;\n  padding: 20px 20px;\n  font-family: inherit;\n  color: var(--c6);\n}\n#bx-wattage-calc-v1 *, #bx-wattage-calc-v1 *::before, #bx-wattage-calc-v1 *::after { box-sizing: border-box; }\n#bx-wattage-calc-v1 h2 { font-family: inherit !important; font-weight: 700 !important; line-height: 1.2 !important; margin: 0 0 8px !important; padding: 0 !important; color: var(--c0); }\n#bx-wattage-calc-v1 h3 { font-family: inherit !important; font-weight: 700 !important; line-height: 1.2 !important; margin: 0 0 10px !important; padding: 0 !important; }\n#bx-wattage-calc-v1 h4 { font-family: inherit !important; font-weight: 600 !important; line-height: 1.2 !important; margin: 0 0 6px !important; padding: 0 !important; font-size: 11px !important; text-transform: uppercase !important; letter-spacing: 0.08em !important; color: var(--c5); }\n#bx-wattage-calc-v1 .wc-sub { font-size: 15px; color: var(--c5); margin: 0 0 28px; line-height: 1.5; }\n#bx-wattage-calc-v1 .wc-unit-row { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }\n#bx-wattage-calc-v1 .wc-unit-label { font-size: 13px; color: var(--c5); }\n#bx-wattage-calc-v1 .wc-toggle { display: flex; border: 1px solid var(--c4); overflow: hidden; }\n#bx-wattage-calc-v1 .wc-tog-btn { height: 34px; padding: 0 18px; font-size: 12px; font-weight: 600; font-family: var(--fM) !important; background: var(--c1); color: var(--c5); border: none !important; cursor: pointer; transition: all 0.18s; letter-spacing: 0.04em; }\n#bx-wattage-calc-v1 .wc-tog-btn.active { background: var(--c0); color: var(--c1); }\n#bx-wattage-calc-v1 .wc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 24px; margin-bottom: 20px; }\n#bx-wattage-calc-v1 .wc-field { display: flex; flex-direction: column; gap: 5px; }\n#bx-wattage-calc-v1 .wc-label { font-size: 13px; font-weight: 600; color: var(--c6); }\n#bx-wattage-calc-v1 .wc-hint { font-size: 11px; color: var(--c5); line-height: 1.4; }\n#bx-wattage-calc-v1 .wc-input {\n  width: 100% !important; height: 44px !important;\n  font-family: var(--fM) !important; font-size: 13px !important;\n  color: var(--c6) !important; background: var(--c1) !important;\n  border: 1px solid var(--c4) !important; padding: 0 12px !important;\n  outline: none !important; border-radius: 0 !important;\n  transition: border-color 0.18s;\n}\n#bx-wattage-calc-v1 .wc-input:focus { border-color: var(--c0) !important; }\n#bx-wattage-calc-v1 .wc-select {\n  width: 100% !important; height: 44px !important;\n  font-family: inherit !important; font-size: 13px !important;\n  color: var(--c6) !important;\n  background: var(--c1) url(\"data:image\/svg+xml,%3Csvg width='10' height='6' fill='none' xmlns='http:\/\/www.w3.org\/2000\/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%238A8FA8' stroke-width='1.5' stroke-linecap='round'\/%3E%3C\/svg%3E\") no-repeat right 12px center !important;\n  border: 1px solid var(--c4) !important; padding: 0 36px 0 12px !important;\n  outline: none !important; border-radius: 0 !important;\n  -webkit-appearance: none !important; appearance: none !important;\n  cursor: pointer; transition: border-color 0.18s;\n}\n#bx-wattage-calc-v1 .wc-select:focus { border-color: var(--c0) !important; }\n#bx-wattage-calc-v1 .wc-select option { color: #000018 !important; background: #FFFFFF !important; font-size: 14px !important; }\n#bx-wattage-calc-v1 .wc-btn {\n  width: 100%; height: 52px; font-size: 15px !important; font-weight: 700 !important;\n  color: var(--c1) !important; background: var(--c0) !important;\n  border: none !important; cursor: pointer !important;\n  border-radius: 0 !important; -webkit-appearance: none !important; appearance: none !important;\n  transition: opacity 0.18s; margin-top: 4px; letter-spacing: 0.02em;\n}\n#bx-wattage-calc-v1 .wc-btn:hover { opacity: 0.88; }\n#bx-wattage-calc-v1 .wc-error { display: none; background: #FFF3F3; border-left: 3px solid var(--red); padding: 10px 14px; font-size: 13px; color: var(--red); margin-bottom: 12px; }\n#bx-wattage-calc-v1 .wc-error.show { display: block; }\n#bx-wattage-calc-v1 .wc-results { display: none; margin-top: 32px; border-top: 3px solid var(--c0); padding-top: 28px; }\n#bx-wattage-calc-v1 .wc-results.show { display: block; }\n#bx-wattage-calc-v1 .wc-kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 24px; }\n#bx-wattage-calc-v1 .wc-kpi { background: var(--c3); padding: 20px 16px; text-align: center; }\n#bx-wattage-calc-v1 .wc-kpi-val { font-family: var(--fM) !important; font-size: 26px; font-weight: 600; color: var(--c0); line-height: 1; margin-bottom: 6px; }\n#bx-wattage-calc-v1 .wc-kpi-lbl { font-size: 11px; color: var(--c5); text-transform: uppercase; letter-spacing: 0.06em; }\n#bx-wattage-calc-v1 .wc-rec { background: var(--c0); color: var(--c1); padding: 24px 28px; margin-bottom: 20px; }\n#bx-wattage-calc-v1 .wc-rec h3 { color: var(--c1) !important; font-size: 17px; margin-bottom: 10px !important; }\n#bx-wattage-calc-v1 .wc-rec p { font-size: 14px; color: rgba(255,255,255,0.82); line-height: 1.65; margin: 0 0 16px; }\n#bx-wattage-calc-v1 .wc-rec-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }\n#bx-wattage-calc-v1 .wc-tag { background: rgba(255,255,255,0.12); color: rgba(255,255,255,0.9); font-size: 12px; font-family: var(--fM) !important; padding: 4px 10px; }\n#bx-wattage-calc-v1 .wc-cta { display: inline-block; padding: 12px 28px; background: var(--c2); color: var(--c1) !important; font-size: 14px; font-weight: 700; text-decoration: none; transition: opacity 0.18s; }\n#bx-wattage-calc-v1 .wc-cta:hover { opacity: 0.88; }\n#bx-wattage-calc-v1 .wc-formula { font-size: 12px; color: var(--c5); border-top: 1px solid var(--c4); padding-top: 16px; margin-top: 8px; line-height: 1.7; }\n#bx-wattage-calc-v1 .wc-formula strong { color: var(--c6); }\n@media (max-width: 860px) {\n  #bx-wattage-calc-v1 .wc-grid { grid-template-columns: 1fr; }\n  #bx-wattage-calc-v1 .wc-kpi-row { grid-template-columns: 1fr 1fr; }\n}\n@media (max-width: 480px) {\n  #bx-wattage-calc-v1 .wc-kpi-row { grid-template-columns: 1fr; }\n}\n<\/style>\n\n<h2>LED Flood Light Area &#038; Wattage Calculator<\/h2>\n<p class=\"wc-sub\">Enter your site dimensions to get a wattage recommendation \u2014 based on IES RP-8 and EN 12464-2 illuminance standards for outdoor commercial and industrial applications.<\/p>\n\n<div class=\"wc-unit-row\">\n  <span class=\"wc-unit-label\">Unit system:<\/span>\n  <div class=\"wc-toggle\">\n    <button type=\"button\" class=\"wc-tog-btn active\" id=\"wc-metric-btn\">Metric (m\u00b2)<\/button>\n    <button type=\"button\" class=\"wc-tog-btn\" id=\"wc-imperial-btn\">Imperial (ft\u00b2)<\/button>\n  <\/div>\n<\/div>\n\n<div class=\"wc-grid\">\n  <div class=\"wc-field\">\n    <label class=\"wc-label\" for=\"wc-app\">Application Type<\/label>\n    <select class=\"wc-select\" id=\"wc-app\">\n      <option value=\"\">\u2014 Select application \u2014<\/option>\n      <option value=\"parking\" data-lux=\"75\" data-ip=\"ip65\">Parking Lot \/ Garage<\/option>\n      <option value=\"security\" data-lux=\"50\" data-ip=\"ip65\">Perimeter Security<\/option>\n      <option value=\"warehouse\" data-lux=\"100\" data-ip=\"ip65\">Warehouse \/ Loading Dock<\/option>\n      <option value=\"sports\" data-lux=\"300\" data-ip=\"ip65\">Outdoor Sports \/ Recreation<\/option>\n      <option value=\"construction\" data-lux=\"100\" data-ip=\"ip65\">Construction Site<\/option>\n      <option value=\"facade\" data-lux=\"150\" data-ip=\"ip65\">Building Facade \/ Billboard<\/option>\n      <option value=\"plaza\" data-lux=\"100\" data-ip=\"ip65\">Commercial Plaza \/ Walkway<\/option>\n      <option value=\"industrial\" data-lux=\"200\" data-ip=\"ip66\">Industrial Yard \/ Port<\/option>\n    <\/select>\n    <span class=\"wc-hint\">Lux target auto-sets per IES RP-8 \/ EN 12464-2<\/span>\n  <\/div>\n  <div class=\"wc-field\">\n    <label class=\"wc-label\" for=\"wc-lux\">Target Illuminance (lux)<\/label>\n    <input type=\"number\" class=\"wc-input\" id=\"wc-lux\" min=\"10\" max=\"2000\" placeholder=\"e.g. 100\">\n    <span class=\"wc-hint\">Editable \u2014 override the application default<\/span>\n  <\/div>\n  <div class=\"wc-field\">\n    <label class=\"wc-label\" for=\"wc-area\">Illuminated Area (<span id=\"wc-area-unit\">m\u00b2<\/span>)<\/label>\n    <input type=\"number\" class=\"wc-input\" id=\"wc-area\" min=\"1\" step=\"10\" placeholder=\"e.g. 500\">\n  <\/div>\n  <div class=\"wc-field\">\n    <label class=\"wc-label\" for=\"wc-height\">Mounting Height (<span id=\"wc-h-unit\">m<\/span>)<\/label>\n    <input type=\"number\" class=\"wc-input\" id=\"wc-height\" min=\"1\" step=\"0.5\" placeholder=\"e.g. 8\">\n    <span class=\"wc-hint\">Higher mounting \u2192 wider beam, more uniform spread<\/span>\n  <\/div>\n<\/div>\n\n<div class=\"wc-error\" id=\"wc-error\">Please complete all fields before calculating.<\/div>\n<button type=\"button\" class=\"wc-btn\" id=\"wc-calc-btn\">Calculate Recommended Wattage \u2192<\/button>\n\n<div class=\"wc-results\" id=\"wc-results\">\n  <div class=\"wc-kpi-row\">\n    <div class=\"wc-kpi\">\n      <div class=\"wc-kpi-val\" id=\"wc-r-lm\">\u2014<\/div>\n      <div class=\"wc-kpi-lbl\">Total Lumens Required<\/div>\n    <\/div>\n    <div class=\"wc-kpi\">\n      <div class=\"wc-kpi-val\" id=\"wc-r-w\">\u2014<\/div>\n      <div class=\"wc-kpi-lbl\">Wattage per Fixture<\/div>\n    <\/div>\n    <div class=\"wc-kpi\">\n      <div class=\"wc-kpi-val\" id=\"wc-r-n\">\u2014<\/div>\n      <div class=\"wc-kpi-lbl\">Fixtures Needed<\/div>\n    <\/div>\n  <\/div>\n  <div class=\"wc-rec\">\n    <h3 id=\"wc-r-title\">Guangqi Lighting Recommendation<\/h3>\n    <p id=\"wc-r-body\"><\/p>\n    <div class=\"wc-rec-tags\" id=\"wc-r-tags\"><\/div>\n    <a class=\"wc-cta\" href=\"#ct-popup-801\">Request a Photometric Layout \u2192<\/a>\n  <\/div>\n  <p class=\"wc-formula\">\n    <strong>Calculation method:<\/strong> Required lumens = Target lux \u00d7 Area \u00f7 (CU \u00d7 MF), where CU = 0.70 (coefficient of utilization) and MF = 0.80 (maintenance factor), per IES RP-8 standard. Guangqi flood lights are rated 130\u2013140 lm\/W at 4000K\u20135000K. Actual performance varies by mounting angle, surface reflectance, and site geometry. This tool provides a sizing estimate \u2014 for precise photometric design, contact our engineering team.\n  <\/p>\n<\/div>\n\n<script>\n(function() {\n  var scope = document.getElementById('bx-wattage-calc-v1');\n  var isMetric = true;\n\n  var MODELS = [\n    { w: 50,   lm: 6500,   label: 'GQ-FL50',   app: 'small accent \/ security perimeter' },\n    { w: 100,  lm: 13000,  label: 'GQ-FL100',  app: 'parking bay \/ loading dock' },\n    { w: 150,  lm: 19500,  label: 'GQ-FL150',  app: 'mid-size parking \/ facade' },\n    { w: 200,  lm: 26000,  label: 'GQ-FL200',  app: 'commercial plaza \/ warehouse' },\n    { w: 300,  lm: 39000,  label: 'GQ-FL300',  app: 'large industrial yard \/ sports' },\n    { w: 400,  lm: 52000,  label: 'GQ-FL400',  app: 'port \/ construction site' },\n    { w: 500,  lm: 65000,  label: 'GQ-FL500',  app: 'large area \/ high-mast' },\n    { w: 1000, lm: 140000, label: 'GQ-FL1000', app: 'stadium \/ large industrial' }\n  ];\n\n  var APP_NAMES = {\n    parking: 'Parking Lot', security: 'Perimeter Security',\n    warehouse: 'Warehouse \/ Loading Dock', sports: 'Outdoor Sports',\n    construction: 'Construction Site', facade: 'Building Facade',\n    plaza: 'Commercial Plaza', industrial: 'Industrial Yard \/ Port'\n  };\n\n  var APP_IP = {\n    parking: 'IP65', security: 'IP65', warehouse: 'IP65',\n    sports: 'IP65', construction: 'IP65', facade: 'IP65',\n    plaza: 'IP65', industrial: 'IP66'\n  };\n\n  function setUnit(metric) {\n    isMetric = metric;\n    scope.querySelector('#wc-metric-btn').classList.toggle('active', metric);\n    scope.querySelector('#wc-imperial-btn').classList.toggle('active', !metric);\n    scope.querySelector('#wc-area-unit').textContent = metric ? 'm\u00b2' : 'ft\u00b2';\n    scope.querySelector('#wc-h-unit').textContent = metric ? 'm' : 'ft';\n    scope.querySelector('#wc-area').placeholder = metric ? 'e.g. 500' : 'e.g. 5000';\n    scope.querySelector('#wc-height').placeholder = metric ? 'e.g. 8' : 'e.g. 25';\n  }\n\n  scope.querySelector('#wc-metric-btn').addEventListener('click', function() { setUnit(true); });\n  scope.querySelector('#wc-imperial-btn').addEventListener('click', function() { setUnit(false); });\n\n  scope.querySelector('#wc-app').addEventListener('change', function() {\n    var opt = this.options[this.selectedIndex];\n    var lux = opt.getAttribute('data-lux');\n    if (lux) scope.querySelector('#wc-lux').value = lux;\n  });\n\n  scope.querySelector('#wc-calc-btn').addEventListener('click', function() {\n    var app   = scope.querySelector('#wc-app').value;\n    var lux   = parseFloat(scope.querySelector('#wc-lux').value);\n    var area  = parseFloat(scope.querySelector('#wc-area').value);\n    var errEl = scope.querySelector('#wc-error');\n\n    if (!app || !lux || !area || lux <= 0 || area <= 0) {\n      errEl.classList.add('show'); return;\n    }\n    errEl.classList.remove('show');\n\n    var areaSqM = isMetric ? area : area * 0.0929;\n    var CU = 0.70, MF = 0.80;\n    var totalLm = Math.round(lux * areaSqM \/ (CU * MF));\n\n    \/\/ Find model: prefer fewest fixtures \u22646; step up if needed\n    var chosen = MODELS[MODELS.length - 1];\n    var fixCount = 1;\n    for (var i = 0; i < MODELS.length; i++) {\n      var n = Math.ceil(totalLm \/ MODELS[i].lm);\n      if (n >= 1 && n <= 6) { chosen = MODELS[i]; fixCount = n; break; }\n    }\n    if (fixCount > 6) { chosen = MODELS[MODELS.length - 1]; fixCount = Math.ceil(totalLm \/ chosen.lm); }\n\n    var ip = APP_IP[app] || 'IP65';\n    var appName = APP_NAMES[app] || 'your site';\n    var totalW = chosen.w * fixCount;\n    var areaLabel = isMetric ? area + ' m\u00b2' : area + ' ft\u00b2';\n\n    scope.querySelector('#wc-r-lm').textContent = totalLm.toLocaleString() + ' lm';\n    scope.querySelector('#wc-r-w').textContent = chosen.w + 'W';\n    scope.querySelector('#wc-r-n').textContent = fixCount + (fixCount === 1 ? ' unit' : ' units');\n    scope.querySelector('#wc-r-title').textContent = 'Recommended: ' + fixCount + ' \u00d7 Guangqi ' + chosen.label + ' LED Flood Light';\n    scope.querySelector('#wc-r-body').textContent =\n      'For a ' + areaLabel + ' ' + appName + ' at ' + lux + ' lux, you need approximately ' +\n      totalLm.toLocaleString() + ' total lumens. ' + fixCount + ' \u00d7 ' + chosen.w + 'W unit' +\n      (fixCount > 1 ? 's' : '') + ' (' + totalW + 'W total installed load) achieves your target illuminance. ' +\n      (ip === 'IP66'\n        ? 'IP66 rating is recommended for industrial environments \u2014 rated for high-pressure water jets and heavy dust exposure.'\n        : 'IP65 rating is standard for this application \u2014 sealed against dust ingress and water jets from any direction.');\n\n    var tagsEl = scope.querySelector('#wc-r-tags');\n    tagsEl.innerHTML = '';\n    var tags = [chosen.w + 'W \/ ' + chosen.lm.toLocaleString() + ' lm', ip + ' Rated', 'CE + RoHS', '130 lm\/W Efficacy', '50,000 hr Lifespan', '5-Year Warranty'];\n    tags.forEach(function(t) {\n      var s = document.createElement('span');\n      s.className = 'wc-tag'; s.textContent = t;\n      tagsEl.appendChild(s);\n    });\n\n    scope.querySelector('#wc-results').classList.add('show');\n    scope.querySelector('#wc-results').scrollIntoView({ behavior: 'smooth', block: 'nearest' });\n  });\n})();\n<\/script>\n<\/section>\n\n<\/div><\/div><\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>LED Flood Light Area &#038; Wattage Calculator Enter your site dimensions to get a wattage recommendation \u2014 based on IES RP-8 and EN 12464-2 illuminance standards for outdoor commercial and industrial applications. Unit system: Metric (m\u00b2) Imperial (ft\u00b2) Application Type \u2014 Select application \u2014Parking Lot \/ GaragePerimeter SecurityWarehouse \/ Loading DockOutdoor Sports \/ RecreationConstruction SiteBuilding [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":824,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_gspb_post_css":"","footnotes":""},"class_list":["post-996","page","type-page","status-publish","hentry"],"blocksy_meta":{"has_hero_section":"disabled","styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_links":{"self":[{"href":"https:\/\/gqlamp.com\/pt\/wp-json\/wp\/v2\/pages\/996","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gqlamp.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/gqlamp.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/gqlamp.com\/pt\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/gqlamp.com\/pt\/wp-json\/wp\/v2\/comments?post=996"}],"version-history":[{"count":0,"href":"https:\/\/gqlamp.com\/pt\/wp-json\/wp\/v2\/pages\/996\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/gqlamp.com\/pt\/wp-json\/wp\/v2\/pages\/824"}],"wp:attachment":[{"href":"https:\/\/gqlamp.com\/pt\/wp-json\/wp\/v2\/media?parent=996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}