{"product_id":"nyi-upgraded-3800mah-7-2v-battery-for-honeywell-lynx-systems","title":"NYI Upgraded 3800mAh 7.2V Battery for Honeywell Lynx Systems","description":"\u003cp\u003eIn this review the NYI upgraded 3800mAh 7.2V battery is evaluated as a direct replacement for Honeywell alarm panels such as the Lynx 5100, 5200 and Lynx Touch 7000. The bottom line: this pack is for homeowners or installers who need a higher-capacity, drop-in replacement with the standard 3-prong connector and safety protections; the single biggest reason to buy is the increased 3800mAh capacity and the battery's PTC and short-circuit protections that help preserve the alarm panel's runtime and safety under real-world conditions.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed to match Honeywell part numbers including 300-03866 and LCP500-4B so users can replace the original pack without modification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigher Capacity:\u003c\/strong\u003e The 3800mAh Ni-MH chemistry offers longer backup runtime compared with many stock packs, helping systems stay powered during extended outages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Protections:\u003c\/strong\u003e Temperature-sensitive design with double short-circuit protection and PTC protection reduces failure risk when installed in alarm enclosures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect Connector:\u003c\/strong\u003e Ships with the required 3-prong battery connector, which ensures a proper fit for Lynx and Lyric controllers without adapter parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested Reliability:\u003c\/strong\u003e Each pack is tested on professional equipment to confirm consistent performance and longer service life for security applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis battery is well suited to homeowners, small business owners, and alarm technicians who maintain Honeywell Lynx series and Lyric control panels and need a dependable replacement with higher capacity. It is particularly useful where longer alarm system runtime is desired during power outages or where the original pack has degraded.\u003c\/p\u003e\n\u003cp\u003eUsers who should look elsewhere include those with alarm models that do not use a 7.2V Ni-MH pack or a 3-prong connector; always check the existing part number and connector type before purchasing to avoid mismatch problems.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigher 3800mAh capacity provides extended backup time compared with lower-capacity replacements.\u003c\/li\u003e\n\u003cli\u003eBuilt-in safety measures such as PTC and short-circuit protection increase installation safety.\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of Honeywell part numbers, making it a convenient drop-in swap for many Lynx and Lyric panels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequires verification of part number and 3-prong connector type before purchase to ensure fit; not universal for all alarm models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Voltage\u003c\/td\u003e\n\u003ctd\u003e7.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e3800mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eNi-MH battery pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003e3-prong\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Part Numbers\u003c\/td\u003e\n\u003ctd\u003e300-03866, LCP500-4B, LYNXRCHKIT-SHA, OSA214\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Models\u003c\/td\u003e\n\u003ctd\u003eLynx 5100, 5200, 5210, Lynx Touch 7000, Lyric Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe NYI 3800mAh 7.2V replacement is a sensible value for anyone maintaining Honeywell Lynx or Lyric alarm systems who needs longer backup runtime and enhanced safety features. It delivers reliable, tested performance when the correct part number and 3-prong connector match the existing installation, making it a practical upgrade over lower-capacity packs.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this battery fit my Lynx 5200?\u003c\/strong\u003e\u003cbr\u003eIt will fit if your existing pack uses a 7.2V Ni-MH battery with a 3-prong connector and matches compatible part numbers such as 300-03866.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat safety features does it include?\u003c\/strong\u003e\u003cbr\u003eThe pack is temperature-sensitive, double short-circuit-proof and includes PTC protection to reduce risk of failure in alarm systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a genuine OEM pack?\u003c\/strong\u003e\u003cbr\u003eThis is an NYI upgraded replacement designed to be compatible with Honeywell part numbers and tested for consistent performance, not an original manufacturer labeled pack.\u003c\/p\u003e","brand":"NYI","offers":[{"title":"Default Title","offer_id":48617680797915,"sku":"B0CQF1TKKL","price":38.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71CEIIQ7a-L._AC_SL1500.jpg?v=1778526121","url":"https:\/\/gearmusthave.com\/products\/nyi-upgraded-3800mah-7-2v-battery-for-honeywell-lynx-systems","provider":"GearMustHave","version":"1.0","type":"link"}