{"id":37778,"date":"2025-11-26T02:23:03","date_gmt":"2025-11-25T18:23:03","guid":{"rendered":"https:\/\/tecolite.com\/?p=37778"},"modified":"2026-05-11T07:40:22","modified_gmt":"2026-05-10T23:40:22","slug":"gu4-vs-gu5-3-led-buyers-guide","status":"publish","type":"post","link":"https:\/\/tecolite.com\/fr\/gu4-vs-gu5-3-led-buyers-guide\/","title":{"rendered":"GU4 vs GU5.3: A Technical and Commercial Guide for LED Buyers and Project Planners"},"content":{"rendered":"<h1><strong>GU4 vs GU5.3: A Technical and Commercial Guide for LED Buyers and Project Planners<\/strong><\/h1>\n<p>Choosing the right low-voltage spotlight base may seem like a small decision in the larger context of lighting design. But for wholesalers, lighting brands, and commercial project planners, selecting between <strong><a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a><\/strong> et <strong><a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a><\/strong> is a choice that carries real implications\u2014affecting installation compatibility, brightness levels, maintenance cycles, procurement costs, and ultimately the experience of the space being illuminated.<\/p>\n<p>While both are 12-volt bi-pin bases used in low-voltage lamps, <a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> et <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> serve very different purposes in today\u2019s lighting market. Their mechanical structure, thermal behavior, brightness capability, and typical applications differ far more than many buyers realize. Because your target customers depend on reliable, consistent lighting that is easy to replace and maintain over time, understanding these differences is essential for avoiding costly mistakes.<\/p>\n<p>This article provides a complete, factory-level perspective on how <a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> et <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> lamps compare\u2014technically, commercially, optically, and operationally. It also explains which fixtures each type is designed for and how lighting professionals should choose between them for real-world projects.<\/p>\n<hr \/>\n<h2><strong>Understanding the Technical Definitions: GU4 and GU5.3 Compared<\/strong><\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/tecolite.com\/wp-content\/uploads\/2025\/11\/GU4-vs-GU5.3-Pin-Spacing-Technical-Diagram.webp\" alt=\"Technical diagram showing GU4 and GU5.3 bulb bases side-by-side with 4.0 mm and 5.3 mm pin spacing measurements.\" \/><\/p>\n<p>The most basic difference is in the pin spacing:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a><\/strong> \u2192 pins spaced <strong>4.0 mm<\/strong> apart<\/li>\n<li><strong><a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a><\/strong> \u2192 pins spaced <strong>5.3 mm<\/strong> apart<\/li>\n<\/ul>\n<p>This spacing is not interchangeable. Lamps using one base cannot be inserted into fixtures meant for the other because:<\/p>\n<ul>\n<li>The socket width is different.<\/li>\n<li>The lamp body depth and diameter are different.<\/li>\n<li>The mechanical retention structure inside the lamp holder differs.<\/li>\n<\/ul>\n<p>In most cases, Typically, <a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> bases are paired with the compact MR11 (35 mm) form factor, while <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> bases are most commonly associated with the larger MR16 (50 mm) form factor.. This dimensional relationship explains nearly every downstream difference\u2014brightness, heat management, optics, and application area.<\/p>\n<p><em>CIE reference for lamp and reflector definitions:<\/em> <a href=\"https:\/\/cie.co.at\">https:\/\/cie.co.at<\/a><\/p>\n<hr \/>\n<h2><strong>Size and Form Factor: Why Physical Dimensions Matter More Than Buyers Expect<\/strong><\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/tecolite.com\/wp-content\/uploads\/2025\/11\/GU4-vs-GU5.3-Size-Structure-Comparison.webp\" alt=\"Side-by-side comparison of GU4 and GU5.3 LED lamps showing their difference in diameter and body size, with the smaller GU4 next to the larger GU5.3.\" \/><\/p>\n<p>A GU4 (MR11) lamp is far smaller and lighter than a GU5.3 (MR16) lamp:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/tecolite.com\/fr\/product-category\/mr11\/\">MR11<\/a> \/ GU4<\/strong> \u2192 35 mm face diameter<\/li>\n<li><strong><a href=\"https:\/\/tecolite.com\/fr\/product-category\/mr16-archives\/\">MR16<\/a> \/ GU5.3<\/strong> \u2192 50 mm face diameter<\/li>\n<\/ul>\n<p>The difference of 15 mm may seem minor, but in lighting engineering it dramatically affects:<\/p>\n<h3><strong>\u2022 Heat dissipation capacity<\/strong><\/h3>\n<p>Small lamps have limited surface area to disperse heat. LEDs degrade quickly if the junction temperature is not controlled. This is why GU4 LEDs rarely exceed 3\u20134 watts.<\/p>\n<h3><strong>\u2022 Space available for optics<\/strong><\/h3>\n<p>GU5.3 reflectors and lenses can shape beams more precisely and support wider beam angle ranges.<\/p>\n<h3><strong>\u2022 Driver circuitry space<\/strong><\/h3>\n<p>Larger lamp bodies allow more robust constant-current drivers, improving stability and lifespan.<\/p>\n<h3><strong>\u2022 Compatibility with commercial fixtures<\/strong><\/h3>\n<p>Many architectural downlights, track heads, and accent fixtures are designed specifically around the MR16 form factor.<\/p>\n<p>This is the first major divide between the two systems:<br \/>\n<strong>GU4 is used where space is tight; GU5.3 is used where performance matters.<\/strong><\/p>\n<hr \/>\n<h2><strong>Optical Engineering: Beam Angles, Light Distribution, and Color Rendering<\/strong><\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/tecolite.com\/wp-content\/uploads\/2025\/11\/Beam-Angle-Differences-Between-GU4-and-GU5.3.webp\" alt=\"Side-by-side comparison showing different beam angles and light distribution patterns between GU4 and GU5.3 LED bulbs.\" \/><\/p>\n<p>Optics in GU4 and GU5.3 lamps differ substantially because of their physical geometry.<\/p>\n<h3><strong>GU4 (MR11) Optical Characteristics<\/strong><\/h3>\n<ul>\n<li>Smaller reflector area \u2192 more concentrated beam<\/li>\n<li>Usually offered in <strong>15\u00b0\u201335\u00b0<\/strong> beams<\/li>\n<li>More suitable for small accent points, display cabinets, jewelry lighting<\/li>\n<li>Limited space for advanced diffusers or anti-glare structures<\/li>\n<\/ul>\n<h3><strong>GU5.3 (MR16) Optical Characteristics<\/strong><\/h3>\n<ul>\n<li>Larger reflector \u2192 accommodates <strong>narrow, medium, and wide beams<\/strong> (15\u00b0\/24\u00b0\/36\u00b0\/60\u00b0)<\/li>\n<li>Compatible with advanced TIR lenses and coated reflectors<\/li>\n<li>Better center-beam intensity<\/li>\n<li>More uniform distribution for general commercial lighting<\/li>\n<\/ul>\n<p>For commercial spaces like retail stores or hotel corridors, GU5.3 optics offer a level of visual comfort and distribution uniformity that GU4 cannot match.<\/p>\n<hr \/>\n<h2><strong>Voltage and Driver Considerations: Understanding 12V System Behavior<\/strong><\/h2>\n<p>Both <a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> et <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> lamps operate on <strong>12-volt low-voltage systems<\/strong>, but it is critical for buyers to understand how transformer compatibility affects performance.<\/p>\n<h3><strong>Types of Transformers Used in the Field<\/strong><\/h3>\n<ol>\n<li><strong>Magnetic transformers<\/strong> (compatible with most LEDs)<\/li>\n<li><strong>Electronic halogen transformers<\/strong> (often incompatible with LEDs)<\/li>\n<li><strong>LED constant-voltage drivers<\/strong> (recommended for modern installations)<\/li>\n<\/ol>\n<h3><strong>Common Issues in Real Projects<\/strong><\/h3>\n<ul>\n<li>Flickering due to under-load<\/li>\n<li>Buzzing caused by high-frequency output<\/li>\n<li>Failure to turn on when transformer minimum load is not met<\/li>\n<li>Early LED degradation due to voltage instability<\/li>\n<\/ul>\n<p>For large-scale installations (hotels, restaurants, malls), using <strong>LED-specific drivers<\/strong> dramatically improves reliability.<\/p>\n<p><em>IEC standards for low-voltage lighting systems:<\/em> <a href=\"https:\/\/www.iec.ch\">https:\/\/www.iec.ch<\/a><\/p>\n<hr \/>\n<h2><strong>Thermal Engineering: Heat Determines Lifespan and Stability<\/strong><\/h2>\n<p>Heat management is one of the most critical engineering challenges in LED bulbs. <a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> et <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> differ strongly here:<\/p>\n<h3><strong>GU4<\/strong><\/h3>\n<ul>\n<li>Tiny heat sink<\/li>\n<li>Limited airflow in small fixtures<\/li>\n<li>Heat accumulates quickly<\/li>\n<li>Typical power: <strong>1.5W\u20133.5W<\/strong><\/li>\n<li>Higher risk of color shift over time<\/li>\n<\/ul>\n<h3><strong>GU5.3<\/strong><\/h3>\n<ul>\n<li>Larger aluminum or composite heat sinks<\/li>\n<li>Better airflow in most fixtures<\/li>\n<li>Supports <strong>5W\u20137W<\/strong> or more<\/li>\n<li>Far longer stable lifespan (when properly designed)<\/li>\n<\/ul>\n<p>This is why most lighting designers choose <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> for general illumination in commercial spaces.<\/p>\n<p><em>ENERGY STAR data on LED thermal performance:<\/em> <a href=\"https:\/\/www.energystar.gov\">https:\/\/www.energystar.gov<\/a><\/p>\n<hr \/>\n<h2><strong>Brightness and Efficiency: GU5.3 Is the Clear Winner<\/strong><\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/tecolite.com\/wp-content\/uploads\/2025\/11\/Brightness-Efficiency-Comparison-GU4-MR11-vs-GU5.3-MR16.webp\" alt=\"Side-by-side comparison of GU4 (MR11) and GU5.3 (MR16) LED bulbs with a table showing lumen output (150\u2013300 lm vs 350\u2013650 lm) and efficiency ratings (45\u201370 lm\/W vs 70\u201395 lm\/W).\" \/><\/p>\n<p>Because GU5.3 lamps support higher wattage and better thermal design, they deliver significantly higher brightness.<\/p>\n<p>Typical commercial LED lumen outputs:<\/p>\n<table>\n<thead>\n<tr>\n<th>Type<\/th>\n<th>Typical Lumen Output<\/th>\n<th>Efficacit\u00e9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>GU4 (MR11)<\/td>\n<td>150\u2013300 lm<\/td>\n<td>45\u201370 lm\/W<\/td>\n<\/tr>\n<tr>\n<td>GU5.3 (MR16)<\/td>\n<td>350\u2013650 lm<\/td>\n<td>70\u201395 lm\/W<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The difference is not minor. It determines whether a fixture can serve as:<\/p>\n<ul>\n<li>General illumination<\/li>\n<li>Accent lighting<\/li>\n<li>High-intensity spot lighting<\/li>\n<li>Retail product highlighting<\/li>\n<\/ul>\n<p>For most commercial applications, <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> provides the necessary visual performance.<\/p>\n<hr \/>\n<h2><strong>GU4 vs GU5.3: Comparison of Compatible Fixtures\uff09<\/strong><\/h2>\n<p>Different lamp bases require different fixture types. This is a <strong>critical difference<\/strong> often overlooked by buyers.<\/p>\n<h3><strong>GU4-Compatible Fixtures<\/strong><\/h3>\n<p>Because <a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> lamps are smaller, they are used in fixtures requiring compact design:<\/p>\n<ul>\n<li><strong>Display cabinets<\/strong> (museum displays, jewelry stores)<\/li>\n<li><strong>Under-cabinet lights<\/strong><\/li>\n<li><strong>Mini spotlight fixtures<\/strong><\/li>\n<li><strong>Micro track lights<\/strong><\/li>\n<li><strong>Furniture-integrated lighting<\/strong><\/li>\n<li><strong>Small showcase downlights<\/strong><\/li>\n<\/ul>\n<p>Characteristics of GU4 fixtures:<\/p>\n<ul>\n<li>Very small beam focus<\/li>\n<li>Lightweight and compact<\/li>\n<li>Limited heat dissipation space<\/li>\n<li>Usually used at eye-level or close-range illumination<\/li>\n<li>Low installation depth<\/li>\n<\/ul>\n<h3><strong>GU5.3-Compatible Fixtures<\/strong><\/h3>\n<p><a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> lamps are compatible with significantly more fixture categories:<\/p>\n<ul>\n<li><strong>Architectural downlights<\/strong><\/li>\n<li><strong>Office spotlights<\/strong><\/li>\n<li><strong>Hotel ceiling fixtures<\/strong><\/li>\n<li><strong>Retail track lighting<\/strong><\/li>\n<li><strong>Restaurant general illumination<\/strong><\/li>\n<li><strong>Recessed ceiling fixtures<\/strong><\/li>\n<li><strong>Landscape lighting (12V)<\/strong><\/li>\n<\/ul>\n<p>Characteristics of GU5.3 fixtures:<\/p>\n<ul>\n<li>Larger housings allow robust heat management<\/li>\n<li>Better anti-glare design (baffles, reflectors)<\/li>\n<li>Wider range of beam angles<\/li>\n<li>Designed for long operating hours<\/li>\n<li>\n<p>Compatible with dimming systems used in commercial lighting<\/p>\n<p><strong>Key Insight for B2B Buyers:<\/strong><br \/>\nFixture availability strongly favors <strong>GU5.3<\/strong>, making it easier to use for new construction, renovations, and large-scale commercial upgrades.<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h2><strong>Real-World Applications: When to Choose GU4 vs GU5.3<\/strong><\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/tecolite.com\/wp-content\/uploads\/2025\/11\/When-to-Use-GU4-vs-GU5.3-\u2014-Real-World-Application-Comparison.webp\" alt=\"Comparison chart showing GU4 recommended for small display and close-range lighting, and GU5.3 recommended for ceiling, track, and commercial long-distance lighting, with real examples of a jewelry display and a retail store.\" \/><\/p>\n<h3><strong>Choose GU4 when:<\/strong><\/h3>\n<ul>\n<li>Space is extremely limited<\/li>\n<li>Precision accent lighting is required<\/li>\n<li>Light must be integrated into furniture or displays<\/li>\n<li>Illumination distance is short<\/li>\n<li>Brightness requirements are modest<\/li>\n<\/ul>\n<h3><strong>Choose GU5.3 when:<\/strong><\/h3>\n<ul>\n<li>The installation involves ceilings or track lights<\/li>\n<li>Light must reach medium to long distances<\/li>\n<li>Brightness is important<\/li>\n<li>Dimming performance matters<\/li>\n<li>Fixtures require heat management<\/li>\n<li>Project scale is large (hotel, retail chain, office renovation)<\/li>\n<\/ul>\n<hr \/>\n<h2><strong>Commercial Buyer Considerations: Cost, Availability, and Supply Chain<\/strong><\/h2>\n<h3><strong>Market Demand<\/strong><\/h3>\n<ul>\n<li><a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> is far more common globally.<\/li>\n<li><a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> is niche and produced in smaller quantities.<\/li>\n<\/ul>\n<h3><strong>Supply Chain Stability<\/strong><\/h3>\n<ul>\n<li><a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> has more mature tooling, higher-volume chip matching, and optimized production lines.<\/li>\n<li><a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> often requires semi-custom assembly.<\/li>\n<\/ul>\n<h3><strong>Cost Factors<\/strong><\/h3>\n<ul>\n<li><a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> is cheaper due to economies of scale.<\/li>\n<li><a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> costs more per lumen and per unit due to smaller market size.<\/li>\n<\/ul>\n<h3><strong>Inventory Risk<\/strong><\/h3>\n<ul>\n<li>Wholesalers stocking <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> move units faster.<\/li>\n<li><a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> sells more slowly but has steady demand in specialty markets.<\/li>\n<\/ul>\n<hr \/>\n<h2><strong>Common Mistakes Buyers Make (and How to Avoid Them)<\/strong><\/h2>\n<ul>\n<li>Assuming <a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> et <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> are interchangeable<\/li>\n<li>Using halogen electronic transformers with LED replacements<\/li>\n<li>Ignoring fixture size or heat constraints<\/li>\n<li>Choosing too small a lamp (GU4) for general illumination<\/li>\n<li>Only comparing wattage rather than lumen output<\/li>\n<li>Not confirming compatibility with existing dimmers<\/li>\n<li>Buying non-branded drivers to save cost (reduces lifespan)<\/li>\n<\/ul>\n<hr \/>\n<h2><strong>Practical Recommendation: Which Base Should You Choose?<\/strong><\/h2>\n<p>For <strong>most commercial projects<\/strong>, GU5.3 is the reliable, versatile, cost-efficient choice.<\/p>\n<p>For <strong>small-scale, precision, cabinet, or furniture lighting<\/strong>, GU4 is the right choice.<\/p>\n<p>For wholesalers and lighting brands:<\/p>\n<ul>\n<li><strong>Primary inventory<\/strong> \u2192 GU5.3<\/li>\n<li><strong>Supplementary inventory<\/strong> \u2192 GU4 for professional\/retail niche markets<\/li>\n<\/ul>\n<p>For contractors and project planners:<\/p>\n<ul>\n<li>Always verify the original fixture type<\/li>\n<li>Ensure transformer\/driver compatibility<\/li>\n<li>Choose GU5.3 when in doubt<\/li>\n<\/ul>\n<hr \/>\n<h2><strong>Conclusion<\/strong><\/h2>\n<p><a href=\"https:\/\/tecolite.com\/fr\/product\/teco-premium-mr11-12v-gu4-dimmable-led-bulb-spotlight\/\">GU4<\/a> et <a href=\"https:\/\/tecolite.com\/fr\/product\/essential-mr16-dimmable-3-cct-led-bubls\/\">GU5.3<\/a> both serve important roles in modern lighting, but they are designed for entirely different environments. GU4 excels in compact, close-range accent lighting where space is limited. GU5.3 dominates commercial architectural lighting because of its superior brightness, optics, thermal stability, and compatibility with a wide range of fixtures.<\/p>\n<p>Understanding these distinctions helps lighting brands plan better product assortments, helps wholesalers maintain more efficient inventory, and helps contractors avoid installation headaches that slow down projects.<\/p>\n<hr \/>\n<p>If you\u2019re looking for reliable, high-quality GU4 or GU5.3 LED solutions\u2014custom branding, dimmable options, high-CRI models, or specialized commercial beam angles\u2014I can help.<\/p>\n<p><strong>Contact:<\/strong><br \/>\n<strong>sales@tecolite.com<\/strong><br \/>\n<strong><a href=\"https:\/\/tecolite.com\/fr\/\">https:\/\/www.tecolite.com<\/a><\/strong><\/p>\n<p>Let\u2019s build a product lineup and supply chain that supports your business growth across every lighting application.<\/p>","protected":false},"excerpt":{"rendered":"<p>GU4 vs GU5.3: A Technical and Commercial Guide for LED Buyers and Project Planners Choosing the right low-voltage spotlight base may seem like a small decision in the larger context of lighting design. But for wholesalers, lighting brands, and commercial project planners, selecting between GU4 and GU5.3 is a choice that carries real implications\u2014affecting installation [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":37785,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_titles_title":"GU4 vs GU5.3: Technical Differences for LED Buyers","_seopress_titles_desc":"A complete technical and commercial guide comparing GU4 and GU5.3 lamps, covering size, optics, wattage, fixtures, applications, and recommendations for B2B buyers.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"https:\/\/tecolite.com\/gu4-vs-gu5-3-led-buyers-guide\/","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[{"url":"","title":"","desc":"","thumbnail":"","duration":"","rating":"","view_count":"","tag":""}],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":""},"categories":[12],"tags":[],"class_list":["post-37778","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/posts\/37778","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/comments?post=37778"}],"version-history":[{"count":1,"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/posts\/37778\/revisions"}],"predecessor-version":[{"id":51977,"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/posts\/37778\/revisions\/51977"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/media\/37785"}],"wp:attachment":[{"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/media?parent=37778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/categories?post=37778"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tecolite.com\/fr\/wp-json\/wp\/v2\/tags?post=37778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}