{"product_id":"honeywell-solstice®-454b-refrigerant-r-454b","title":"Honeywell Solstice® 454B Refrigerant (R-454B)","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cstrong\u003eGenuine Honeywell Solstice® 454B (R-454B) — The Low-GWP Drop-In Successor to R-410A\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eTulstar Products supplies genuine, virgin Honeywell Solstice® 454B (R-454B) refrigerant for HVAC\/R contractors, distributors, and OEMs transitioning off R-410A. R-454B is the refrigerant most major residential and light-commercial equipment manufacturers have standardized on for 2025-and-newer systems, giving you a reliable, widely-supported path for new installs and warranty work.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eWith over 35 years distributing refrigerants, industrial chemicals, and specialty gases, Tulstar ships from our Tulsa, OK facility with full EPA Section 608 compliance verification on every order.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\" class=\"mt-2 -mb-1 text-base font-bold\"\u003eWhy R-454B?\u003c\/h3\u003e\n\u003cul dir=\"ltr\" class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3 print:block print:space-y-1\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eClosest match to R-410A performance\u003c\/strong\u003e — R-454B was engineered as a near drop-in replacement for R-410A in new equipment, matching capacity and efficiency closely enough that OEMs can convert designs with minimal re-engineering.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eSignificantly lower GWP\u003c\/strong\u003e — R-454B carries a GWP of approximately 466, a 78% reduction versus R-410A's GWP of ~2,088.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBroad operating envelope\u003c\/strong\u003e — Higher critical temperature and a wider range in low evaporating temperatures mean R-454B performs well across both normal and high-ambient climates.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eZero ozone depletion potential (ODP)\u003c\/strong\u003e — Like other HFO\/HFC blends, R-454B does not contribute to ozone layer depletion.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eIndustry momentum\u003c\/strong\u003e — R-454B is the refrigerant of choice going into most new residential and light-commercial AC and heat pump systems shipping today, so demand for it is not a passing trend.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\" class=\"mt-2 -mb-1 text-base font-bold\"\u003eImportant: Zeotropic Blend\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eUnlike single-component refrigerants (such as R-32), R-454B is a \u003cstrong\u003ezeotropic blend\u003c\/strong\u003e. That means composition can shift slightly between vapor and liquid phases during a leak or improper charging. Always charge as a liquid per manufacturer guidelines to maintain the correct blend ratio.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\" class=\"mt-2 -mb-1 text-base font-bold\"\u003eClassification \u0026amp; Handling\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eR-454B is classified as an \u003cstrong\u003eA2L refrigerant\u003c\/strong\u003e (mildly flammable, lower toxicity) under ASHRAE Standard 34. This requires technicians to follow A2L-specific handling, recovery, and installation practices, and POE oil is the recommended lubricant for R-454B systems. All purchasers must provide valid \u003cstrong\u003eEPA Section 608 certification\u003c\/strong\u003e prior to fulfillment, per federal handling requirements.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\" class=\"mt-2 -mb-1 text-base font-bold\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv dir=\"ltr\" class=\"overflow-x-auto w-full px-2 mb-6 print:overflow-x-visible\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\"\u003eAttribute\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eHoneywell Solstice® 454B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eRefrigerant blend classification\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eZeotropic HFO\/HFC blend\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eASHRAE safety classification\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eA2L (mildly flammable, lower toxicity)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eODP\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGWP\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e~466 (78% lower than R-410A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eRecommended lubricant\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePOE (polyol ester) oil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOzone Depleting Substance\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEPA 608 certification required\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAvailable packaging (per Honeywell)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDisposable 20 lb jugs; returnable 100 lb cylinders; half-ton and one-ton tanks; iso-tanks\/bulk trailers for large orders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003e\u003cem\u003eConfirm which packaging size(s) your Tulsa warehouse stock is actually in before publishing — see notes below.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\" class=\"mt-2 -mb-1 text-base font-bold\"\u003eApplications\u003c\/h3\u003e\n\u003cul dir=\"ltr\" class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3 print:block print:space-y-1\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eNew residential and light-commercial split systems and heat pumps\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eComfort air cooling and reversible heating equipment\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eR-410A system conversions\/redesigns by OEMs\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eWarranty and service work on 2025-and-newer equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\" class=\"mt-2 -mb-1 text-base font-bold\"\u003eOrdering \u0026amp; Compliance\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eAll R-454B orders require submission of valid EPA Section 608 Universal or Type II\/III certification prior to release. Our team verifies certification before your order is handed to fulfillment — a process built to keep your purchase compliant and your delivery on schedule.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eFor bulk or contract pricing, contact our sales team directly.\u003c\/p\u003e","brand":"Tulstar 410A Cylinders","offers":[{"title":"Default Title","offer_id":51443676053750,"sku":null,"price":446.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/8272\/1014\/files\/pmt-am-454b.webp?v=1786129100","url":"https:\/\/tulstarproducts.com\/products\/honeywell-solstice%c2%ae-454b-refrigerant-r-454b","provider":"Tulstar 410A Cylinders","version":"1.0","type":"link"}