{"product_id":"amerex-quick-response-link-500f-5-pack-16446","title":"Amerex Quick Response Link - 500F - 5 Pack - 16446","description":"\u003cbody\u003e\n\n\n\u003cmeta charset=\"UTF-8\"\u003e\n\u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\n\u003ctitle\u003eAmerex Quick Response Link | 500°F | Part No. 16446-P005 | Extreme Heat Series\u003c\/title\u003e\n\u003cstyle\u003e\n  .product-section {\n    max-width: 100%;\n    margin: 2rem 0;\n    font-family: Arial, sans-serif;\n    color: #333;\n  }\n  .accordion-item {\n    border-bottom: 1px solid #ddd;\n  }\n  .accordion-header {\n    display: flex;\n    justify-content: space-between;\n    padding: 2rem 0;\n    cursor: pointer;\n    background: none;\n    border: none;\n    width: 100%;\n    text-align: left;\n    color: #333;\n  }\n  .accordion-header:hover,\n  .accordion-header:focus {\n    color: #333;\n    background: none;\n    outline: none;\n  }\n  .accordion-title {\n    font-size: 1.5rem;\n    font-weight: 500;\n  }\n  .accordion-icon {\n    font-size: 1.5rem;\n  }\n  .accordion-item.active .accordion-icon {\n    transform: rotate(180deg);\n  }\n  .accordion-content {\n    max-height: 0;\n    overflow: hidden;\n  }\n  .accordion-item.active .accordion-content {\n    max-height: none;\n  }\n  .accordion-content-inner {\n    font-size: 1.4rem;\n    line-height: 1.7;\n    color: #555;\n    padding-bottom: 2rem;\n  }\n  .accordion-content-inner p {\n    margin: 0 0 1rem 0;\n  }\n  .accordion-content-inner ul {\n    margin: 0 0 1rem 0;\n    padding-left: 2rem;\n  }\n  .accordion-content-inner h3 {\n    font-size: 1.4rem;\n    font-weight: 600;\n    color: #333;\n    margin: 1.5rem 0 0.5rem 0;\n  }\n  .specs-table {\n    width: 100%;\n    border-collapse: collapse;\n  }\n  .specs-table th,\n  .specs-table td {\n    border: 1px solid #ddd;\n    padding: 0.75rem 1rem;\n    font-size: 1.4rem;\n    text-align: left;\n  }\n  .specs-table th {\n    background-color: #f5f5f5;\n    font-weight: 600;\n    color: #333;\n  }\n\u003c\/style\u003e\n\n\n\n\u003cdiv class=\"product-section\"\u003e\n\n  \u003c!-- Section 1: Product Overview --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eProduct Overview\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003cp\u003eThe Amerex 500°F Quick Response Link (16446-P005) represents the peak of high-temperature thermal detection for the Amerex KP and Industrial (IS) systems. Unlike K-Style links that rely on the melting point of solder, this Job Link thermal detector utilizes a specialized, heat-sensitive glass bulb mechanism. Calibrated to rupture at exactly 500°F (260°C), this link is the primary specified trigger for the most aggressive thermal profiles in a commercial kitchen, acting as an extreme heat sentinel for charbroilers, mesquite grills, and industrial curing ovens.\u003c\/p\u003e\n        \u003cp\u003eBy utilizing the genuine 16446 part number, facility managers ensure their high-BTU appliance defense remains UL 300 compliant and factory-certified. Whether integrated into a new installation or used as a critical replacement part, this 500°F quick response series link ensures that suppression is initiated in the narrow window before a flare-up transitions into a structural disaster.\u003c\/p\u003e\n\n        \u003ch3\u003eLow Response Time Index\u003c\/h3\u003e\n        \u003cp\u003eThe low Response Time Index (RTI) of the 16446-P005 is achieved through thermal mass reduction. Because the glass and liquid interface is smaller and lighter than traditional metal struts, it reaches its activation point significantly faster, providing a critical head-start for the suppression agent in flash-fire scenarios.\u003c\/p\u003e\n\n        \u003ch3\u003eExpansion Dynamics\u003c\/h3\u003e\n        \u003cp\u003eThe bulb contains a specially formulated liquid that expands at a predictable rate. When the ambient temperature hits the 500°F threshold, the internal pressure exceeds the structural limits of the glass. The resulting rupture provides a clean, instantaneous release, dropping the detection cable tension immediately.\u003c\/p\u003e\n\n        \u003ch3\u003eMechanical Actuation Reliability\u003c\/h3\u003e\n        \u003cp\u003eBecause this system relies on the physical properties of liquid expansion and glass fracture, it functions independently of electrical power. This ensures extreme heat zone protection remains fully active during a total building power failure.\u003c\/p\u003e\n\n        \u003ch3\u003eBlack Bulb Color Code Purity\u003c\/h3\u003e\n        \u003cp\u003eThe black bulb color code signifies the 500°F rating, following the international standard for glass bulb color-coding. This high-contrast visual cue allows technicians and fire marshals to verify from the kitchen floor that the correct extreme heat detector is positioned over the high-risk zones.\u003c\/p\u003e\n\n        \u003ch3\u003eImmunity to Solder Creep\u003c\/h3\u003e\n        \u003cp\u003eMetal links can suffer from creep, the microscopic movement of solder under constant tension. Glass bulbs are physically immune to this mechanical fatigue, making the Quick Response Link an ideal choice for high-vibration environments like industrial exhaust plenums where constant fan movement could stress a traditional link.\u003c\/p\u003e\n\n        \u003ch3\u003eBracket Compatibility\u003c\/h3\u003e\n        \u003cp\u003eThe 16446-P005 is designed specifically for the Amerex detector bracket P\/N 12508-P001. Correct seating in the bracket prevents side-loading that could lead to premature rupture.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Section 2: Applications \u0026 Use Cases --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eApplications \u0026amp; Use Cases\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003cul\u003e\n          \u003cli\u003e\n\u003cstrong\u003eIndustrial Charbroilers:\u003c\/strong\u003e Protecting appliances where radiant heat frequently reaches the limits of standard detection.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eMesquite and Wood-Fired Grills:\u003c\/strong\u003e Managing the high-velocity flames and extreme thermal signatures characteristic of solid-fuel cooking.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eIndustrial Curing Ovens:\u003c\/strong\u003e Serving as the thermal trigger in manufacturing environments where processing temperatures exceed standard commercial kitchen limits.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eHigh-BTU Appliance Batteries:\u003c\/strong\u003e Monitoring the cumulative heat load of multi-appliance batteries in stadiums, hotels, and casinos.\u003c\/li\u003e\n          \u003cli\u003e\n\u003cstrong\u003eService Provider Stocks:\u003c\/strong\u003e The 16446-P005 5-pack is an essential inventory item for high-volume service providers specializing in heavy-duty culinary facilities.\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Section 3: Technical Specifications --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eTechnical Specifications\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003ctable class=\"specs-table\"\u003e\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth\u003eFeature\u003c\/th\u003e\n              \u003cth\u003eDetails\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eManufacturer\u003c\/td\u003e\n              \u003ctd\u003eAmerex Corporation\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003ePart Number\u003c\/td\u003e\n              \u003ctd\u003e16446-P005 (5-Pack) \/ 16446 (Single)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eMechanism Type\u003c\/td\u003e\n              \u003ctd\u003eQuick Response Link (Job Link \/ Glass Bulb)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eTemperature Rating\u003c\/td\u003e\n              \u003ctd\u003e500°F (260°C)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eBulb Color Code\u003c\/td\u003e\n              \u003ctd\u003eBlack (Extreme Heat Series)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eMax Ambient Temperature\u003c\/td\u003e\n              \u003ctd\u003e425°F (218°C)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eMechanical Load\u003c\/td\u003e\n              \u003ctd\u003e3 lbs to 50 lbs\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eCompatible Bracket\u003c\/td\u003e\n              \u003ctd\u003eAmerex P\/N 12508-P001\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eCertifications\u003c\/td\u003e\n              \u003ctd\u003eUL Listed, ULC Listed\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Section 4: Installation \u0026 Compliance --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eInstallation \u0026amp; Compliance\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003ch3\u003eGrease-Loading Mitigation\u003c\/h3\u003e\n        \u003cp\u003eWhile glass bulbs are immune to solder creep, they are sensitive to grease-loading. Because the bulb relies on rapid heat transfer to the internal liquid, a thick coating of carbonized grease acts as a thermal insulator. Technicians must ensure the bulb is clear of heavy accumulation during every semi-annual audit.\u003c\/p\u003e\n\n        \u003ch3\u003eVisual Rating Verification\u003c\/h3\u003e\n        \u003cp\u003eAlways verify the black bulb color code before installation. Installing a lower-rated link such as a 360°F or 450°F link over a charbroiler will result in a near-certain nuisance trip during peak operations.\u003c\/p\u003e\n\n        \u003ch3\u003eBracket Seating Protocol\u003c\/h3\u003e\n        \u003cp\u003eThe 16446-P005 must be seated correctly in the Amerex detector bracket P\/N 12508-P001. Incorrect seating can cause side-loading on the glass bulb, which can lead to premature rupture and an unintended system discharge.\u003c\/p\u003e\n\n        \u003ch3\u003eThe 6-Month Visual Audit\u003c\/h3\u003e\n        \u003cp\u003eEven though glass bulbs do not age like solder, NFPA guidelines require visual verification and possible replacement if the bulb shows signs of damage, discoloration, or fluid loss. Any bulb with visible grease caking should be replaced rather than cleaned, as the risk of thermal delay or accidental mechanical damage during cleaning is higher than the cost of a fresh link.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Section 5: FAQ --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\"\u003e\n      \u003cspan class=\"accordion-title\"\u003eFAQ\u003c\/span\u003e\n      \u003cspan class=\"accordion-icon\"\u003e⌄\u003c\/span\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003ch3\u003eHow does the Response Time Index (RTI) differ from standard links?\u003c\/h3\u003e\n        \u003cp\u003eThe low RTI of a glass bulb Job Link is generally lower than solder-style links because the glass-and-liquid interface has less thermal mass to overcome. In a flash-fire scenario, the 16446-P005 will actuate several seconds faster than a metal link of the same rating.\u003c\/p\u003e\n\n        \u003ch3\u003eWhy is the 500°F rating specific to a black bulb?\u003c\/h3\u003e\n        \u003cp\u003eThe color code is an international standard to prevent mixed-rating errors in complex systems. Black is reserved for the 500°F range, allowing for high-visibility field identification during fire safety inspections.\u003c\/p\u003e\n\n        \u003ch3\u003eCan I clean a grease-caked glass bulb?\u003c\/h3\u003e\n        \u003cp\u003eWhile you can gently wipe the bulb with a non-abrasive cloth, any sign of carbonized or baked-on grease generally necessitates replacement. The risk of thermal delay or accidental mechanical damage during cleaning is higher than the cost of installing a fresh Amerex 500°F link.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function() {\n  const headers = document.querySelectorAll('.accordion-header');\n  headers.forEach(header =\u003e {\n    header.addEventListener('click', function() {\n      this.parentElement.classList.toggle('active');\n    });\n  });\n});\n\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"Product\",\n  \"name\": \"Amerex Quick Response Link | 500°F Extreme Heat Series\",\n  \"description\": \"Glass bulb Quick Response Job Link rated at 500 degrees F (260 degrees C) for Amerex KP and Industrial (IS) fire suppression systems. Black color-coded bulb. Max ambient temperature 425 degrees F (218 degrees C). 3 to 50 lb mechanical load. Low Response Time Index for faster actuation than solder-type links. Immune to solder creep. Available as 5-pack (16446-P005) or single (16446). UL Listed, ULC Listed.\",\n  \"sku\": \"16446-P005\",\n  \"mpn\": \"16446-P005\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Amerex\"\n  },\n  \"manufacturer\": {\n    \"@type\": \"Organization\",\n    \"name\": \"Amerex Corporation\"\n  },\n  \"category\": \"Fire Suppression Equipment\",\n  \"additionalProperty\": [\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Part Number\",\n      \"value\": \"16446-P005 (5-Pack) \/ 16446 (Single)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Mechanism Type\",\n      \"value\": \"Quick Response Link (Job Link \/ Glass Bulb)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Temperature Rating\",\n      \"value\": \"500 degrees F (260 degrees C)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Bulb Color Code\",\n      \"value\": \"Black (Extreme Heat Series)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Max Ambient Temperature\",\n      \"value\": \"425 degrees F (218 degrees C)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Mechanical Load\",\n      \"value\": \"3 lbs to 50 lbs\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Compatible Bracket\",\n      \"value\": \"Amerex P\/N 12508-P001\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Certifications\",\n      \"value\": \"UL Listed, ULC Listed\"\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\n\u003c\/body\u003e","brand":"Amerex","offers":[{"title":"Default Title","offer_id":47476033618085,"sku":null,"price":56.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/5605\/8021\/files\/AmerexQuickResponseLink-500F-5Pack-16446_999fb251-5164-4b91-a212-54933d4499ea.webp?v=1771286435","url":"https:\/\/profireandsafety.com\/products\/amerex-quick-response-link-500f-5-pack-16446","provider":"Pro Fire and Safety","version":"1.0","type":"link"}