{"id":7833,"date":"2026-09-16T01:38:55","date_gmt":"2026-09-16T01:38:55","guid":{"rendered":"https:\/\/farhd.com\/?p=7833"},"modified":"2026-09-16T01:38:55","modified_gmt":"2026-09-16T01:38:55","slug":"from-freezing-22c-to-scorching-76c-our-video-intercom-keeps-working-flawlessly-reliable-in-every-climate-built-for-the-real-world","status":"publish","type":"post","link":"https:\/\/farhd.com\/nl\/from-freezing-22c-to-scorching-76c-our-video-intercom-keeps-working-flawlessly-reliable-in-every-climate-built-for-the-real-world\/","title":{"rendered":"From freezing -22\u00b0C to scorching +76\u00b0C, our video intercom keeps working flawlessly. Reliable in every climate. Built for the real world."},"content":{"rendered":"<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"FARHD strict quality management &amp; full QC system,We are equipped with professional testing equipment\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/eHpImRUoRIs?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\">In the video intercom industry, specifications on a datasheet are just the beginning. The real test of a product is how it performs when the environment turns hostile\u2014when winter temperatures plunge below freezing, or when summer heat pushes surface temperatures to scorching levels. For property developers, system integrators, and distributors, choosing a video intercom that can survive these extremes is not just a technical decision; it is a business-critical one.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">At FARHD, we don&#8217;t guess. We test. Our video intercom systems undergo rigorous <strong>high and low temperature testing<\/strong> in our in-house environmental chamber, cycling from <strong>-22\u00b0C to +76\u00b0C<\/strong> to prove they can handle the real world.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In this article, we explain why this test matters, how we conduct it, what we verify, and why FARHD video intercoms are the reliable choice for projects in any climate.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"why-temperature-testing-is-essential-for-video-intercoms\" class=\"wp-block-heading\">Why Temperature Testing Is Essential for Video Intercoms<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A video intercom is not a smartphone. It doesn&#8217;t live in a climate-controlled pocket. It is mounted at the building entrance, exposed to the elements 24 hours a day, 365 days a year.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Consider what an outdoor station faces:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Winter nights<\/strong> \u2013 Temperatures can plunge well below freezing, especially in Russia, Northern Europe, Canada, and parts of China.<\/li>\n\n\n\n<li><strong>Summer afternoons<\/strong> \u2013 Direct sunlight can push surface temperatures far beyond ambient air temperature, particularly in the Middle East, Africa, and desert regions.<\/li>\n\n\n\n<li><strong>Day-night cycles<\/strong> \u2013 Rapid temperature swings cause thermal expansion and contraction, stressing materials, seals, and solder joints.<\/li>\n\n\n\n<li><strong>Humidity and condensation<\/strong> \u2013 Temperature changes can cause condensation inside sealed enclosures if the design is not robust.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A product that isn&#8217;t tested for these conditions may work perfectly on day one\u2014and fail on day one hundred. For B2B partners, that means warranty claims, service calls, and damaged reputations.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"the-farhd-high-low-temperature-test-22-c-to-76-c\" class=\"wp-block-heading\">The FARHD High &amp; Low Temperature Test: -22\u00b0C to +76\u00b0C<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Our high and low temperature test is conducted in a programmable environmental chamber that precisely controls temperature over time. Products are powered on and operating throughout the test, so we observe real-world performance\u2014not 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\">Specificatie<\/th><\/tr><\/thead><tbody><tr><td><strong>Low temperature<\/strong><\/td><td>-22\u00b0C<\/td><\/tr><tr><td><strong>High temperature<\/strong><\/td><td>+76\u00b0C<\/td><\/tr><tr><td><strong>Cycles<\/strong><\/td><td>Multiple transitions between extremes<\/td><\/tr><tr><td><strong>Dwell time<\/strong><\/td><td>Sustained exposure at each extreme<\/td><\/tr><tr><td><strong>Power state<\/strong><\/td><td>Powered on and fully operational<\/td><\/tr><tr><td><strong>Bewaking<\/strong><\/td><td>Continuous, with periodic functional checks<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The test simulates the rapid temperature changes that occur in real-world installations\u2014from a warm indoor environment to a freezing outdoor night, or from a cool evening to a scorching desert noon.<\/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\">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 both extremes.<\/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>Tweeweg 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-flawless-operation-from-22-c-to-76-c\" class=\"wp-block-heading\">The Results: Flawless Operation from -22\u00b0C to +76\u00b0C<\/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\">Resultaat<\/th><\/tr><\/thead><tbody><tr><td><strong>-22\u00b0C<\/strong><\/td><td>Powers on, display readable, touch responsive, camera and audio functional<\/td><\/tr><tr><td><strong>+76\u00b0C<\/strong><\/td><td>No black screen, no flickering, stable performance<\/td><\/tr><tr><td><strong>Rapid transitions<\/strong><\/td><td>No cracking, no condensation, no seal failure<\/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>Moscow, Helsinki, Toronto, Dubai, Riyadh, or Singapore<\/strong>, FARHD products are engineered to perform.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"real-world-applications-where-this-matters-most\" class=\"wp-block-heading\">Real-World Applications: Where This Matters Most<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Temperature reliability is not a theoretical concern. It directly affects project outcomes in specific regions and applications.<\/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\">Region \/ Application<\/th><th class=\"has-text-align-left\" data-align=\"left\">Uitdaging<\/th><th class=\"has-text-align-left\" data-align=\"left\">FARHD Voordeel<\/th><\/tr><\/thead><tbody><tr><td><strong>Russia &amp; CIS<\/strong><\/td><td>Prolonged sub-zero winters<\/td><td>Tested to -22\u00b0C, with wired models tested even lower<\/td><\/tr><tr><td><strong>Northern Europe<\/strong><\/td><td>Cold, humid winters<\/td><td>Sealed housings prevent condensation<\/td><\/tr><tr><td><strong>Midden-Oosten<\/strong><\/td><td>Extreme summer heat, direct sun<\/td><td>Stable operation at +76\u00b0C<\/td><\/tr><tr><td><strong>Canada<\/strong><\/td><td>Freezing winters, hot summers<\/td><td>Full-cycle reliability<\/td><\/tr><tr><td><strong>Desert regions<\/strong><\/td><td>Rapid day-night temperature swings<\/td><td>No cracking or distortion after cycling<\/td><\/tr><tr><td><strong>Coastal areas<\/strong><\/td><td>Salt air plus temperature variation<\/td><td>Corrosion-resistant materials and sealed construction<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For distributors and integrators, specifying a product that has been temperature-tested means fewer warranty claims and happier customers. For developers, it means a system that won&#8217;t generate maintenance calls in the first year.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"why-farhd-quality-you-can-trust\" class=\"wp-block-heading\">Why FARHD? Quality You Can Trust<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The high and low temperature test is just one part of FARHD&#8217;s comprehensive quality management system. Every product also undergoes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Functional testing<\/strong> \u2013 display, touch, camera, audio, calling, and unlocking<\/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<\/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<p class=\"wp-block-paragraph\"><strong>Why global partners choose FARHD:<\/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\">Voordeel<\/th><th class=\"has-text-align-left\" data-align=\"left\">Wat het voor u betekent<\/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>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>Wereldwijd bereik<\/strong><\/td><td>Serving clients in over 90 countries<\/td><\/tr><tr><td><strong>Full product range<\/strong><\/td><td>IP, 2-wire, 4-wire, SIP, wireless, and audio intercoms<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"built-for-the-real-world\" class=\"wp-block-heading\">Built for the Real World<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Your video intercom system is the first line of defence for your building. It needs to work when it&#8217;s freezing, when it&#8217;s scorching, and when the weather can&#8217;t make up its mind. FARHD video intercoms are tested to survive all of it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Reliable in every climate. Built for the real world.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udce9 <strong>Contact us for catalog, pricing, or to request a temperature test report.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83c\udf10 <strong>Website:<\/strong> <a href=\"https:\/\/farhd.com\/nl\/\" target=\"_blank\" rel=\"noopener\">www.farhd.com<\/a><br>\ud83d\udce7 <strong>Email:<\/strong> info@farhd.com<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><em>FARHD \u2013 Video Intercom Manufacturer Since 1998.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>#VideoIntercom #IntercomSystem #HighLowTemperatureTest #QualityTesting #Reliability #SmartHome #SecuritySystem #DoorPhone #ExtremeWeather #TechThatLasts<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>In the video intercom industry, specifications on a datasheet are just the beginning. The real test of a product is how it performs when the environment turns hostile\u2014when winter temperatures plunge below freezing, or when summer heat pushes surface temperatures to scorching levels. For property developers, system integrators, and distributors, choosing a video intercom that&#8230;<\/p>","protected":false},"author":2,"featured_media":7823,"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-7833","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\/27-640x1024.jpg",640,1024,true],"author_info":{"display_name":"Kevin","author_link":"https:\/\/farhd.com\/nl\/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":511,"filter":"raw","term_order":"0","cat_ID":1,"category_count":511,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/posts\/7833","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/comments?post=7833"}],"version-history":[{"count":1,"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/posts\/7833\/revisions"}],"predecessor-version":[{"id":7835,"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/posts\/7833\/revisions\/7835"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/media\/7823"}],"wp:attachment":[{"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/media?parent=7833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/categories?post=7833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/farhd.com\/nl\/wp-json\/wp\/v2\/tags?post=7833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}