{"id":26071,"date":"2025-09-04T16:46:44","date_gmt":"2025-09-04T14:46:44","guid":{"rendered":"https:\/\/neeskens.nl\/product\/hkf4f-fit-series-4-coaxiale-autospeaker-zonder-grille\/"},"modified":"2026-09-25T11:44:55","modified_gmt":"2026-09-25T09:44:55","slug":"hkf4f-fit-series-4-coaxial-car-speaker-without-grille","status":"publish","type":"product","link":"https:\/\/neeskens.nl\/en\/product\/hkf4f-fit-series-4-coaxial-car-speaker-without-grille\/","title":{"rendered":"HKF4F \u2013 Fit Series &#8211; 4&#8243; Coaxial Car Speaker without Grille"},"content":{"rendered":"<p>The Harman Kardon FIT4F is a 4-inch grille-less coaxial speaker designed for vehicle audio systems. This speaker delivers clear and powerful sound reproduction, ideal for enhancing your audio experience, even at high volumes.<\/p>\n<h3>Benefits:<\/h3>\n<ul>\n<li><b>Optimal sound reproduction<\/b> With 30W RMS and 240W peak power, the FIT4F delivers powerful sound performance, suitable for both low and high volumes.<\/li>\n<li><b>Wide frequency response<\/b> The system has a frequency response of 70Hz to 40kHz, which ensures detailed audio reproduction across the entire frequency range.<\/li>\n<li><b>Advanced Thiele-Small parameters<\/b> The FIT4F features advanced parameters such as a low Qts of 0.675, which ensures controlled performance and superior sound quality.<\/li>\n<\/ul>\n<h3>What&#8217;s in the box:<\/h3>\n<ul>\n<li>2x Harman Kardon FIT4F speakers<\/li>\n<li>8x Screws<\/li>\n<li>8x Speed clips<\/li>\n<li>1x EVA foam gasket<\/li>\n<li>1x User manual<\/li>\n<li>2x Threaded flush-mount adapters<\/li>\n<\/ul>\n<h3>Specifications:<\/h3>\n<ul>\n<li>Dimensions: 4 inches (100 mm)<\/li>\n<li>Power: 30W RMS, 240W peak<\/li>\n<li>Sensitivity (@ 2.83V): 90dB<\/li>\n<li>Frequency response: 70Hz \u2013 40kHz<\/li>\n<li>Impedance: 4 ohms<\/li>\n<li>Crossover point: 8100 Hz<\/li>\n<li>Gross weight: 1.03 kg<\/li>\n<\/ul>\n<p><!-- APLUS_START --><\/p>\n<h2 class=\"aplus-section-title\">From the manufacturer<\/h2>\n<div class=\"aplus-v2\" data-asin=\"B0FJYG2RFT\" data-content-reference-key=\"c75499c8-d9b4-40e0-8177-a691847eff96\">\n<section class=\"aplus-module aplus-header-image-text\"><img decoding=\"async\" class=\"aplus-hero-image\" src=\"https:\/\/neeskens.nl\/aplus\/en\/images\/B0FJYG2RFT_banner_01.webp\" alt=\"Text reads &apos;harman kardon&apos; and &apos;Engineered to Fit. Designed to Impress.&apos; Advertisement shows luxury car with audio system components against sunset cityscape backdrop.\" loading=\"lazy\"><\/p>\n<div class=\"aplus-copy\">\n<h2>Harman Kardon FIT 4F \u2013 Compact 100 mm (4&quot;) coaxial speakers for luxurious premium sound<\/h2>\n<p>The Harman Kardon FIT 4F coaxial speakers bring High-Resolution sound directly to the original flush-mounted openings of your vehicle. Developed for invisible factory integration, this extremely compact model is deliberately delivered without a protective grille. In addition to excellent audio quality, Harman Kardon attaches great importance to sustainability: the speakers are made from recycled post-consumer materials (PCR) to perfectly combine premium sound and environmental awareness.<\/p>\n<\/div>\n<\/section>\n<section class=\"aplus-module\">\n<div class=\"aplus-grid aplus-grid-3\">\n<div class=\"aplus-card\"><img decoding=\"async\" class=\"aplus-card-image\" src=\"https:\/\/neeskens.nl\/aplus\/en\/images\/B0FJYG2RFT_card_02.webp\" alt=\"Text reads &apos;Image 5&apos;. Black circular speaker or audio component with spiral grille pattern, shown from multiple angles.\" loading=\"lazy\"><\/p>\n<h3>Plus One fiberglass membrane<\/h3>\n<p>The extremely light and rigid fiberglass membranes use the patented Plus One technology. It offers a larger overall surface area than conventional speakers of the same size, leading to higher sensitivity and a more powerful, dynamic bass response with excellent musical character.<\/p>\n<\/div>\n<div class=\"aplus-card\"><img decoding=\"async\" class=\"aplus-card-image\" src=\"https:\/\/neeskens.nl\/aplus\/en\/images\/B0FJYG2RFT_card_03.webp\" alt=\"Multiple angles of a black circular device with ventilation slots and adjustable components, showing different perspectives of what appears to be camera or lighting equipment.\" loading=\"lazy\"><\/p>\n<h3>Compact &amp; invisible integrated<\/h3>\n<p>As a 4-inch coaxial system, the FIT 4F combines the woofer and tweeter into a single, extremely compact housing. Because the system comes without a surface grate, it fits seamlessly behind your car&#039;s original door or dashboard panels \u2013 for a perfect audio upgrade that you hear in all its glory but don&#039;t see.<\/p>\n<\/div>\n<div class=\"aplus-card\"><img decoding=\"async\" class=\"aplus-card-image\" src=\"https:\/\/neeskens.nl\/aplus\/en\/images\/B0FJYG2RFT_card_04.webp\" alt=\"Text: &apos;Image 7&apos;. Pair of black circular car speakers or audio drivers with spiral-pattern grilles and mounting brackets.\" loading=\"lazy\"><\/p>\n<h3>Hi-res textile domes (40 kHz)<\/h3>\n<p>The edge-driven textile dome design ensures flawless and smooth reproduction of the treble up to 40 kHz. This allows you to enjoy detailed, High-Resolution sound that, thanks to an extra-large voice coil, even at high volumes, always remains distortion-free and absolutely free of unpleasant hardness.<\/p>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"aplus-module aplus-highlights\">\n<div><img decoding=\"async\" class=\"aplus-feature-image\" src=\"https:\/\/neeskens.nl\/aplus\/en\/images\/B0FJYG2RFT_feature_05.webp\" alt=\"Black and white product photo showing a retail box containing two circular speaker or audio components against dark background.\" loading=\"lazy\"><\/div>\n<div class=\"aplus-copy\">\n<h2>Harman Kardon FIT 4F<\/h2>\n<div class=\"aplus-text-block\">\n<h3>Technical details at a glance<\/h3>\n<p>Speaker Type: 100 mm (4&quot;) coaxial car speaker without protective grilleLoad capacity (RMS): 30 WBelastability(Peak \/ Peak): 240 WSensitivity(@ 2.83V): 90 dBFrequency range: 70 Hz \u2013 40 kHzNominal impedance: 4 Ohms<\/p>\n<\/div>\n<div class=\"aplus-text-block\">\n<h3>What&#039;s in the box?<\/h3>\n<ul>\n<li>2x Speakers (woofers)<\/li>\n<li>8x Clips<\/li>\n<li>1x Foam Seal (Foam Gasket)<\/li>\n<li>2 x Harman Kardon logo emblems<\/li>\n<li>1x User Manual (OM)<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"aplus-module aplus-header-image-text\"><img decoding=\"async\" class=\"aplus-hero-image\" src=\"https:\/\/neeskens.nl\/aplus\/en\/images\/B0FJYG2RFT_banner_06.webp\" alt=\"Text reads &apos;harman\/kardon&apos;. Dramatic black and white photography of luxury vehicle in rain-slicked environment, shown from multiple angles.\" loading=\"lazy\"><\/p>\n<div class=\"aplus-copy\">\n<h2>Discover the ultimate soundstage: Compare the Harman Kardon component systems<\/h2>\n<p>Compare our premium 2-way component speaker systems. Whether it&#039;s the durable and flush-mountable FIT series or the uncompromising premium performance of the Flow series with special aluminium-ceramic membrane \u2013 here you will find the perfect upgrade for breathtaking, spacious audio reproduction in your vehicle.<\/p>\n<\/div>\n<\/section>\n<\/div>\n<p><!-- APLUS_END --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Harman Kardon FIT4F is a 4-inch grille-less coaxial speaker designed for vehicle audio systems. This speaker delivers clear and powerful sound reproduction, ideal for enhancing your audio experience, even at high volumes.<\/p>\n<h3>Benefits:<\/h3>\n<ul>\n<li><b>Optimal sound reproduction<\/b> With 30W RMS and 240W peak power, the FIT4F delivers powerful sound performance, suitable for both low and high volumes.<\/li>\n<li><b>Wide frequency response<\/b> The system has a frequency response of 70Hz to 40kHz, which ensures detailed audio reproduction across the entire frequency range.<\/li>\n<li><b>Advanced Thiele-Small parameters<\/b> The FIT4F features advanced parameters such as a low Qts of 0.675, which ensures controlled performance and superior sound quality.<\/li>\n<\/ul>\n<h3>What&#8217;s in the box:<\/h3>\n<ul>\n<li>2x Harman Kardon FIT4F speakers<\/li>\n<li>8x Screws<\/li>\n<li>8x Speed clips<\/li>\n<li>1x EVA foam gasket<\/li>\n<li>1x User manual<\/li>\n<li>2x Threaded flush-mount adapters<\/li>\n<\/ul>\n<h3>Specifications:<\/h3>\n<ul>\n<li>Dimensions: 4 inches (100 mm)<\/li>\n<li>Power: 30W RMS, 240W peak<\/li>\n<li>Sensitivity (@ 2.83V): 90dB<\/li>\n<li>Frequency response: 70Hz \u2013 40kHz<\/li>\n<li>Impedance: 4 ohms<\/li>\n<li>Crossover point: 8100 Hz<\/li>\n<li>Gross weight: 1.03 kg<\/li>\n<\/ul>\n","protected":false},"featured_media":42090,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false,"content-type":"","_members_access_role":[],"_members_access_error":""},"brands":[674],"productgroep":[],"specs":[],"spotlight":[],"product_brand":[],"product_cat":[331],"product_tag":[],"class_list":["post-26071","product","type-product","status-publish","has-post-thumbnail","brands-harman-kardon","product_cat-all-producs","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/product\/26071","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/comments?post=26071"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/media\/42090"}],"wp:attachment":[{"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/media?parent=26071"}],"wp:term":[{"taxonomy":"brands","embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/brands?post=26071"},{"taxonomy":"productgroep","embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/productgroep?post=26071"},{"taxonomy":"specs","embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/specs?post=26071"},{"taxonomy":"spotlight","embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/spotlight?post=26071"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/product_brand?post=26071"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/product_cat?post=26071"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/neeskens.nl\/en\/wp-json\/wp\/v2\/product_tag?post=26071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}