{"id":7836,"date":"2026-09-16T01:45:00","date_gmt":"2026-09-16T01:45:00","guid":{"rendered":"https:\/\/farhd.com\/?p=7836"},"modified":"2026-09-16T01:45:00","modified_gmt":"2026-09-16T01:45:00","slug":"follow-me-to-see-our-high-low-temperature-test-chamber-%f0%9f%8c%a1%ef%b8%8f%e2%9d%84%ef%b8%8f","status":"publish","type":"post","link":"https:\/\/farhd.com\/ar\/follow-me-to-see-our-high-low-temperature-test-chamber-%f0%9f%8c%a1%ef%b8%8f%e2%9d%84%ef%b8%8f\/","title":{"rendered":"Follow Me to See Our High &#038; Low Temperature Test Chamber \ud83c\udf21\ufe0f\u2744\ufe0f"},"content":{"rendered":"<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=\"High &amp; Low Temperature Test \u2013 Video Intercom  From freezing -22\u00b0C to scorching +76\u00b0C\" width=\"563\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/KDAzvl0GASM?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>Behind every reliable video intercom is a testing process that pushes products to their limits. Today, I\u2019m taking you inside FARHD\u2019s High &amp; Low Temperature Test Chamber\u2014the machine that proves our intercoms can survive the world\u2019s harshest climates.<\/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: freezing winter nights, scorching summer afternoons, and rapid day-night temperature swings. A product that works perfectly in a showroom might fail on day one hundred if it hasn\u2019t been tested for these extremes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">At FARHD, we don\u2019t guess. We test. And the centerpiece of our environmental testing is the <strong>High &amp; Low Temperature Test Chamber<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"what-is-a-high-low-temperature-test-chamber\" class=\"wp-block-heading\">What Is a High &amp; Low Temperature Test Chamber?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">It\u2019s a programmable environmental chamber that precisely controls temperature over a wide range. Inside, products are powered on and fully operational while the chamber cycles between extreme cold and extreme heat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Our chamber specifications:<\/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\">\u0627\u0644\u0646\u0637\u0627\u0642<\/th><\/tr><\/thead><tbody><tr><td><strong>Low temperature<\/strong><\/td><td>Down to -40\u00b0C (for wired models) \/ -22\u00b0C (for battery-powered models)<\/td><\/tr><tr><td><strong>High temperature<\/strong><\/td><td>Up to +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 set point<\/td><\/tr><tr><td><strong>Power state<\/strong><\/td><td>Devices powered on and operating<\/td><\/tr><tr><td><strong>\u0627\u0644\u0645\u0631\u0627\u0642\u0628\u0629<\/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 real-world conditions\u2014from a freezing outdoor night to a sun-baked afternoon\u2014so we can observe exactly how our products perform.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"why-we-test-at-these-extremes\" class=\"wp-block-heading\">Why We Test at These Extremes<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Different regions present different challenges. Our test parameters are designed to cover the most demanding environments where FARHD products are installed.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>-40\u00b0C<\/strong>: Covers prolonged sub-zero winters in Russia, Northern Europe, Canada, and parts of China. Wired intercoms draw power from mains electricity and can operate at these temperatures.<\/li>\n\n\n\n<li><strong>-22\u00b0C<\/strong>: The practical limit for battery-powered wireless intercoms, where lithium-ion chemistry sets a safe operating floor.<\/li>\n\n\n\n<li><strong>+76\u00b0C<\/strong>: Simulates direct sunlight on an outdoor station in the Middle East, Africa, or desert regions, where surface temperatures can far exceed ambient air temperature.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">By testing beyond typical operating ranges, we ensure our products have a margin of safety and reliability in any climate.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"what-happens-inside-the-chamber\" class=\"wp-block-heading\">What Happens Inside the Chamber?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">During the test, products are powered on and running normally. We monitor every critical function:<\/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 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\">\u0627\u0644\u0635\u0648\u062a<\/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>\u0635\u0648\u062a \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0627\u062a\u062c\u0627\u0647<\/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-performance-in-any-climate\" class=\"wp-block-heading\">The Results: Flawless Performance in Any Climate<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">After completing the full high-low temperature cycle, FARHD video intercoms demonstrate:<\/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\">\u0627\u0644\u0646\u062a\u064a\u062c\u0629<\/th><\/tr><\/thead><tbody><tr><td><strong>-40\u00b0C \/ -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=\"why-this-matters-for-your-projects\" class=\"wp-block-heading\">Why This Matters for Your Projects<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">For distributors, system integrators, and property developers, temperature reliability is not just a technical specification\u2014it\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\">\u0627\u0644\u062a\u062d\u062f\u064a<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u0645\u064a\u0632\u0629 FARHD<\/th><\/tr><\/thead><tbody><tr><td><strong>Harsh winters<\/strong><\/td><td>Tested to -40\u00b0C for wired models; -22\u00b0C for wireless<\/td><\/tr><tr><td><strong>Extreme summer heat<\/strong><\/td><td>Stable operation at +76\u00b0C<\/td><\/tr><tr><td><strong>Rapid temperature swings<\/strong><\/td><td>No cracking, no condensation, no seal failure<\/td><\/tr><tr><td><strong>Coastal environments<\/strong><\/td><td>Corrosion-resistant materials and sealed construction<\/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 Russia, Northern Europe, the Middle East, Canada, and other harsh-climate regions, specifying a temperature-tested product is not optional\u2014it\u2019s essential.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"beyond-temperature-farhd-s-full-quality-management-system\" class=\"wp-block-heading\">Beyond Temperature: FARHD\u2019s Full Quality Management System<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The High &amp; Low Temperature Test Chamber is just one part of our comprehensive quality assurance. Every FARHD 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<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 id=\"follow-me-and-see-for-yourself\" class=\"wp-block-heading\">Follow Me\u2014And See for Yourself<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">If you\u2019re sourcing video intercoms for a project in a challenging climate, ask your supplier one simple question: <em>\u201cCan your product survive this?\u201d<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If the answer isn\u2019t backed by a documented temperature test, you\u2019re taking a risk.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FARHD products are tested. FARHD products are proven. And we\u2019re ready to support your next project\u2014whether it\u2019s a single villa in Siberia or a thousand-unit development in the Gulf.<\/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\/ar\/\" 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>","protected":false},"excerpt":{"rendered":"<p>Behind every reliable video intercom is a testing process that pushes products to their limits. Today, I\u2019m taking you inside FARHD\u2019s High &amp; Low Temperature Test Chamber\u2014the machine that proves our intercoms can survive the world\u2019s harshest climates. When you install a video intercom at a building entrance, it faces everything nature throws at it:&#8230;<\/p>","protected":false},"author":2,"featured_media":7837,"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-7836","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\/27-1-640x1024.jpg",640,1024,true],"author_info":{"display_name":"Kevin","author_link":"https:\/\/farhd.com\/ar\/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\/ar\/wp-json\/wp\/v2\/posts\/7836","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/comments?post=7836"}],"version-history":[{"count":1,"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/posts\/7836\/revisions"}],"predecessor-version":[{"id":7839,"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/posts\/7836\/revisions\/7839"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/media\/7837"}],"wp:attachment":[{"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/media?parent=7836"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/categories?post=7836"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/farhd.com\/ar\/wp-json\/wp\/v2\/tags?post=7836"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}