{"id":1026,"date":"2024-12-04T09:34:52","date_gmt":"2024-12-04T02:34:52","guid":{"rendered":"https:\/\/www.grand-elite-supplies.com\/product\/hd-503\/"},"modified":"2025-06-12T13:07:06","modified_gmt":"2025-06-12T06:07:06","slug":"hd-503","status":"publish","type":"product","link":"https:\/\/www.grand-elite-supplies.com\/en\/product\/hd-503\/","title":{"rendered":"HD-503"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":859,"template":"","meta":[],"product_cat":[186,105],"product_tag":[],"class_list":{"0":"post-1026","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-heat-detector-en","7":"product_cat-nw-en","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>HD-503 Heat Detector | High-Performance Fire Alarm System Sensor<\/title>\n<meta name=\"description\" content=\"The HD-503 heat detector for fire alarm systems is designed to detect high temperatures and rapid heat rise rates. Featuring dual-sensor technology for accurate detection and reduced false alarms, it includes clear LED status indicators. This detector is resistant to environments with dust, steam, or smoke, making it ideal for kitchens, industrial factories, and areas requiring high reliability.&quot;RetryClaude can make mistakes. Please double-check responses.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.grand-elite-supplies.com\/en\/product\/hd-503\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HD-503 Heat Detector | High-Performance Fire Alarm System Sensor\" \/>\n<meta property=\"og:description\" content=\"The HD-503 heat detector for fire alarm systems is designed to detect high temperatures and rapid heat rise rates. Featuring dual-sensor technology for accurate detection and reduced false alarms, it includes clear LED status indicators. This detector is resistant to environments with dust, steam, or smoke, making it ideal for kitchens, industrial factories, and areas requiring high reliability.&quot;RetryClaude can make mistakes. 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