{"id":7874,"date":"2026-09-18T01:41:59","date_gmt":"2026-09-18T01:41:59","guid":{"rendered":"https:\/\/farhd.com\/?p=7874"},"modified":"2026-09-18T01:41:59","modified_gmt":"2026-09-18T01:41:59","slug":"high-temperature-test-how-farhd-video-intercoms-stay-reliable-in-extreme-heat","status":"publish","type":"post","link":"https:\/\/farhd.com\/ru\/high-temperature-test-how-farhd-video-intercoms-stay-reliable-in-extreme-heat\/","title":{"rendered":"High-Temperature Test: How FARHD Video Intercoms Stay Reliable in Extreme Heat"},"content":{"rendered":"\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-9-16 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\ud83d\udd25 High-Temperature Test | Screen Still Running Smoothly Inside the heat chamber, it keeps working\" width=\"563\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/pVOGDpPm-nE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Inside the heat chamber, it keeps working \u2014 normal display, no black screen, no shutdown. Real quality isn\u2019t just about lab data; it\u2019s about staying reliable in extreme conditions. A video intercom that withstands high heat \u2014 because your door security can\u2019t take a day off.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When you install a video intercom at a building entrance, it faces everything nature throws at it. Rain, snow, dust, and \u2014 in many parts of the world \u2014 relentless, punishing heat. In the Middle East, Africa, Southeast Asia, and parts of the Americas, outdoor temperatures can soar past 50\u00b0C, and direct sunlight can push surface temperatures even higher. For a video intercom, that kind of heat is not just uncomfortable \u2014 it can be fatal.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Screens go black. Components overheat. Systems shut down without warning. And when your door security fails, so does your peace of mind.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">At FARHD, we don\u2019t leave reliability to chance. That\u2019s why every video intercom we manufacture undergoes rigorous <strong>high-temperature testing<\/strong> in our in-house environmental chamber. In this article, we take you inside the heat chamber, show you what we test, and explain why this matters for your projects.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"why-high-temperature-testing-matters\" class=\"wp-block-heading\">Why High-Temperature Testing Matters<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A video intercom is not a smartphone. It doesn\u2019t live in a climate-controlled pocket. It is mounted outdoors, exposed to the elements 24 hours a day, 365 days a year. In hot climates, that means:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Direct sunlight<\/strong> \u2013 Surface temperatures on dark housings can exceed 70\u00b0C, even when the air temperature is lower.<\/li>\n\n\n\n<li><strong>Heat soak<\/strong> \u2013 Enclosed outdoor stations can trap heat, causing internal temperatures to rise well above ambient.<\/li>\n\n\n\n<li><strong>Component stress<\/strong> \u2013 LCD screens, camera sensors, power supplies, and batteries all have temperature limits. Exceed them, and performance degrades \u2014 or fails entirely.<\/li>\n\n\n\n<li><strong>Rapid temperature swings<\/strong> \u2013 Day-night cycles cause thermal expansion and contraction, stressing solder joints and seals.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">For distributors, system integrators, and property developers, a product that fails in the heat means warranty claims, service calls, and unhappy residents. For end users, it means a security system that cannot be trusted.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">That\u2019s why we test.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"inside-the-farhd-high-temperature-test\" class=\"wp-block-heading\">Inside the FARHD High-Temperature Test<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Our high-temperature test is conducted in a programmable environmental chamber that precisely controls temperature over time. Products are powered on and fully operational throughout the test, so we observe real-world performance \u2014 not just passive survival.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Test parameters:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Parameter<\/th><th class=\"has-text-align-left\" data-align=\"left\">Specification<\/th><\/tr><\/thead><tbody><tr><td><strong>High temperature<\/strong><\/td><td>Up to +76\u00b0C<\/td><\/tr><tr><td><strong>Duration<\/strong><\/td><td>Sustained exposure at the set point<\/td><\/tr><tr><td><strong>Power state<\/strong><\/td><td>Powered on and fully operational<\/td><\/tr><tr><td><strong>Monitoring<\/strong><\/td><td>Continuous, with periodic functional checks<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The chamber simulates the most extreme conditions a video intercom might face \u2014 a sun-baked entrance in the Gulf, a factory gate in the tropics, or a glass-fronted lobby in a desert city.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"what-we-verify-during-the-test\" class=\"wp-block-heading\">What We Verify During the Test<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">High-temperature testing is not just about whether a product turns on. We verify that every critical function continues to perform.<\/p>\n\n\n\n<h4 id=\"display-and-touch\" class=\"wp-block-heading\">Display and Touch<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>No black screen<\/strong> \u2013 The display remains powered and visible at high temperatures.<\/li>\n\n\n\n<li><strong>No flickering<\/strong> \u2013 Backlight stability is maintained.<\/li>\n\n\n\n<li><strong>No distortion<\/strong> \u2013 Colours remain accurate; no warping or lag.<\/li>\n\n\n\n<li><strong>Touch response<\/strong> \u2013 Capacitive touch continues to register input correctly.<\/li>\n<\/ul>\n\n\n\n<h4 id=\"camera-and-night-vision\" class=\"wp-block-heading\">Camera and Night Vision<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Image clarity<\/strong> \u2013 Video remains sharp with no ghosting or noise.<\/li>\n\n\n\n<li><strong>Night vision activation<\/strong> \u2013 IR LEDs and the IR cut filter switch correctly.<\/li>\n\n\n\n<li><strong>Lens clarity<\/strong> \u2013 No fogging or condensation inside the lens assembly.<\/li>\n<\/ul>\n\n\n\n<h4 id=\"audio\" class=\"wp-block-heading\">Audio<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Microphone sensitivity<\/strong> \u2013 Voice pickup remains clear.<\/li>\n\n\n\n<li><strong>Speaker output<\/strong> \u2013 Volume and clarity are maintained.<\/li>\n\n\n\n<li><strong>Two-way audio<\/strong> \u2013 Full-duplex conversation works without echo or dropout.<\/li>\n<\/ul>\n\n\n\n<h4 id=\"power-and-connectivity\" class=\"wp-block-heading\">Power and Connectivity<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Power stability<\/strong> \u2013 No unexpected shutdowns or reboots.<\/li>\n\n\n\n<li><strong>Wireless performance<\/strong> \u2013 RF range and stability remain within specification.<\/li>\n\n\n\n<li><strong>Network connection<\/strong> \u2013 IP models maintain stable communication.<\/li>\n<\/ul>\n\n\n\n<h4 id=\"physical-integrity\" class=\"wp-block-heading\">Physical Integrity<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>No cracking<\/strong> \u2013 Housings and glass lenses remain intact.<\/li>\n\n\n\n<li><strong>No delamination<\/strong> \u2013 Screen bonding holds.<\/li>\n\n\n\n<li><strong>No seal failure<\/strong> \u2013 IP65 weatherproofing is preserved.<\/li>\n\n\n\n<li><strong>No condensation<\/strong> \u2013 Internal electronics stay dry.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"the-results-normal-display-no-shutdown-smooth-operation\" class=\"wp-block-heading\">The Results: Normal Display, No Shutdown, Smooth Operation<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">After extensive testing, FARHD video intercoms have demonstrated:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Condition<\/th><th class=\"has-text-align-left\" data-align=\"left\">Result<\/th><\/tr><\/thead><tbody><tr><td><strong>+76\u00b0C<\/strong><\/td><td>No black screen, no flickering, stable performance<\/td><\/tr><tr><td><strong>Sustained heat<\/strong><\/td><td>No shutdowns, no reboots, no performance degradation<\/td><\/tr><tr><td><strong>Post-test function<\/strong><\/td><td>All features work normally after returning to room temperature<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">This means that whether your project is in <strong>Dubai, Riyadh, Cairo, Bangkok, or Phoenix<\/strong>, FARHD products are engineered to perform. The screen keeps running smoothly. The system stays online. Your security never takes a day off.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"beyond-high-temperature-a-complete-quality-system\" class=\"wp-block-heading\">Beyond High Temperature: A Complete Quality System<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The high-temperature test is just one part of FARHD\u2019s comprehensive quality management system. Every product also undergoes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Low-temperature testing<\/strong> \u2013 Down to -40\u00b0C for wired models, -22\u00b0C for battery-powered models.<\/li>\n\n\n\n<li><strong>Aging room testing<\/strong> \u2013 12+ hours of continuous operation under elevated temperature and humidity.<\/li>\n\n\n\n<li><strong>Waterproof testing<\/strong> \u2013 IP65 verification on every outdoor station.<\/li>\n\n\n\n<li><strong>Salt spray testing<\/strong> \u2013 For corrosion resistance in coastal environments.<\/li>\n\n\n\n<li><strong>Functional testing<\/strong> \u2013 Display, touch, camera, audio, calling, and unlocking on every unit.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">All FARHD products carry <strong>CE, FCC, RoHS, IP65, and EMC certifications<\/strong>, and our factory has completed over <strong>10,000 large-scale projects<\/strong> across more than <strong>90 countries<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"what-this-means-for-your-projects\" class=\"wp-block-heading\">What This Means for Your Projects<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">For B2B partners, high-temperature reliability is not just a technical specification \u2014 it\u2019s a business-critical factor.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Challenge<\/th><th class=\"has-text-align-left\" data-align=\"left\">FARHD Advantage<\/th><\/tr><\/thead><tbody><tr><td><strong>Extreme summer heat<\/strong><\/td><td>Stable operation at +76\u00b0C<\/td><\/tr><tr><td><strong>Direct sunlight<\/strong><\/td><td>UV-resistant housings and sealed construction<\/td><\/tr><tr><td><strong>Rapid temperature swings<\/strong><\/td><td>No cracking, no condensation, no seal failure<\/td><\/tr><tr><td><strong>Reduced service calls<\/strong><\/td><td>Fewer warranty claims and maintenance visits<\/td><\/tr><tr><td><strong>Higher resident satisfaction<\/strong><\/td><td>A video intercom that works in any weather builds trust<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For projects in hot climates, specifying a temperature-tested product is not optional \u2014 it\u2019s essential.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"watch-the-test-in-action\" class=\"wp-block-heading\">Watch the Test in Action<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Seeing is believing. Watch our high-temperature test video to see the video intercom running smoothly inside the heat chamber \u2014 normal display, no black screen, no shutdown. This is what real reliability looks like.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 <strong>[Watch the Test Video]<\/strong> (embed link)<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"why-choose-farhd\" class=\"wp-block-heading\">Why Choose FARHD?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">FARHD has been designing and manufacturing video intercom systems since <strong>1998<\/strong>, with over <strong>28 years of industry experience<\/strong>. As a professional source factory based in Shenzhen, China, we deliver complete solutions for residential and commercial projects worldwide.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>What sets FARHD apart:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Advantage<\/th><th class=\"has-text-align-left\" data-align=\"left\">What It Means for You<\/th><\/tr><\/thead><tbody><tr><td><strong>28+ years of experience<\/strong><\/td><td>Proven expertise, mature processes<\/td><\/tr><tr><td><strong>Source factory<\/strong><\/td><td>Factory-direct pricing, full quality control<\/td><\/tr><tr><td><strong>Full product range<\/strong><\/td><td>IP, 2-wire, 4-wire, SIP, wireless, and audio intercoms<\/td><\/tr><tr><td><strong>OEM \/ ODM ready<\/strong><\/td><td>Custom branding, packaging, and software<\/td><\/tr><tr><td><strong>No MOQ for trial orders<\/strong><\/td><td>Start with a sample; scale as you grow<\/td><\/tr><tr><td><strong>Global reach<\/strong><\/td><td>Serving clients in over 90 countries<\/td><\/tr><tr><td><strong>Certified quality<\/strong><\/td><td>CE, FCC, RoHS, IP65, EMC<\/td><\/tr><tr><td><strong>Rigorous testing<\/strong><\/td><td>High-temp, low-temp, aging, waterproof, salt spray<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Our products are trusted in thousands of homes, villas, and apartment buildings worldwide.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"conclusion-reliable-in-extreme-heat-because-your-security-can-t-take-a-day-off\" class=\"wp-block-heading\">Conclusion: Reliable in Extreme Heat, Because Your Security Can\u2019t Take a Day Off<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">High temperatures are a fact of life in many regions. But a video intercom that fails in the heat is not a security system \u2014 it\u2019s a liability. FARHD video intercoms are tested to withstand extreme heat, ensuring normal display, no black screen, and no shutdown. Real quality isn\u2019t just about lab data; it\u2019s about staying reliable in the real world.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ready to equip your project with heat-resistant video intercoms?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udce9 <strong>Contact us for catalog, pricing, or to request a sample.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83c\udf10 <strong>Website:<\/strong> <a href=\"https:\/\/www.farhd.com\/\" target=\"_blank\" rel=\"noopener\">www.farhd.com<\/a><br>\ud83d\udce7 <strong>Email:<\/strong> info@farhd.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Inside the heat chamber, it keeps working \u2014 normal display, no black screen, no shutdown. Real quality isn\u2019t just about lab data; it\u2019s about staying reliable in extreme conditions. A video intercom that withstands high heat \u2014 because your door security can\u2019t take a day off. When you install a video intercom at a building&#8230;<\/p>","protected":false},"author":2,"featured_media":7875,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_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":""},"categories":[1],"tags":[],"class_list":["post-7874","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"acf":[],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}]},"featured_image_src_large":["https:\/\/farhd.com\/wp-content\/uploads\/2026\/09\/26-2-640x1024.jpg",640,1024,true],"author_info":{"display_name":"Kevin","author_link":"https:\/\/farhd.com\/ru\/author\/kevin\/"},"comment_info":0,"category_info":[{"term_id":1,"name":"Uncategorized","slug":"uncategorized","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":510,"filter":"raw","term_order":"0","cat_ID":1,"category_count":510,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/posts\/7874","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/comments?post=7874"}],"version-history":[{"count":2,"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/posts\/7874\/revisions"}],"predecessor-version":[{"id":7878,"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/posts\/7874\/revisions\/7878"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/media\/7875"}],"wp:attachment":[{"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/media?parent=7874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/categories?post=7874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/farhd.com\/ru\/wp-json\/wp\/v2\/tags?post=7874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}