{"product_id":"2x-pack-hnn9628-battery-for-motorola-gp300-cp450-gtx-two-way-radio","title":"2X Pack HNN9628 Battery for Motorola GP300 CP450 GTX Two-Way Radio","description":"\u003cp\u003eIn this review the UpStart Battery 2X Pack HNN9628 replacement batteries are examined for users who need reliable, budget-friendly power for legacy Motorola two-way radios. The bottom line: these 7.5 V, 1200mAh Ni-CD replacements are best for field crews, security teams, or hobbyists who own models like GP300 or CP450 and want a cost-effective way to restore runtime without buying expensive originals. The review focuses on fit, capacity, and real-world usability over a full workday.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eDirect replacement compatibility:\u003c\/strong\u003e Designed to replace Motorola HNN8133C and HNN9628 style batteries to restore power for a wide range of handheld radios without modification.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTwo-pack convenience:\u003c\/strong\u003e Supplied as a pair so users can keep one battery charging while the other is in use, reducing downtime in continuous-coverage situations.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReliable chemistry:\u003c\/strong\u003e Nickel-cadmium construction delivers stable output and tolerance for heavy charge\/discharge cycles typical in professional radio use.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePractical capacity:\u003c\/strong\u003e The 1200mAh rating gives predictable runtime for older radios, making shift planning and rotation easier for teams using multiple units.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCost-effective alternative:\u003c\/strong\u003e Offers a lower-cost replacement option compared with factory parts while matching the required 7.5 V specification for supported models.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWide model support:\u003c\/strong\u003e Works with many Motorola part numbers and models including GP300, CP450, GTX series, Radius and other listed legacy radios.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis pack is aimed at professionals and enthusiasts who operate legacy Motorola portable radios and need a dependable replacement without paying a premium for OEM-branded cells. It suits security teams, event staff, construction crews, and radio hobbyists who manage multiple units and require extra batteries to maintain continuous operation.\u003c\/p\u003e\n\n\u003cp\u003eIt is not ideal for users who require the very latest battery chemistry like Li-ion for lighter weight or higher energy density, or for radios that specifically require factory-trimmed packs with proprietary connectors not listed among the supported models. Buyers should confirm model compatibility before purchase.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eAffordable two-pack reduces per-battery cost and keeps a spare ready for long shifts.\u003c\/li\u003e\n \u003cli\u003eMatches the 7.5 V and 1200mAh specs expected by many Motorola legacy portables for predictable performance.\u003c\/li\u003e\n \u003cli\u003eNi-CD chemistry tolerates repeated charge cycles common in daily professional use.\u003c\/li\u003e\n \u003cli\u003eBroad compatibility across many OEM model numbers and radio series simplifies inventory.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eNi-CD batteries are heavier and have lower energy density than modern Li-ion alternatives, so runtime per weight is limited.\u003c\/li\u003e\n \u003cli\u003eNot suitable for radios requiring newer proprietary packs or different voltage\/capacity specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eTwo batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eChemistry\u003c\/td\u003e\n\u003ctd\u003eNI-CD\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e7.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e1200 mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eUpStart Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCompatible Models\u003c\/td\u003e\n\u003ctd\u003eMotorola GP300, CP450, GTX series and listed OEM numbers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe UpStart Battery 2X Pack HNN9628 is a practical, value-oriented replacement for users maintaining legacy Motorola handsets who prioritize cost and dependable, proven Ni-CD performance. It restores expected voltage and capacity for many GP300 and CP450 style radios, and the two-pack format is especially useful for those who need continuous operation with minimal downtime.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these batteries fit my GP300?\u003c\/strong\u003e\u003cbr\u003eYes, the pack is designed to replace HNN9628 style batteries used in GP300 models, but confirm the exact battery housing in your radio matches the listed replacements.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow long will the 1200mAh battery last?\u003c\/strong\u003e\u003cbr\u003eRuntime depends on radio transmit duty cycle and power settings; 1200mAh provides predictable, modest runtime suitable for normal professional use but less energy per weight than modern Li-ion cells.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre chargers included?\u003c\/strong\u003e\u003cbr\u003eChargers are not included; these are replacement battery packs only and will use the original or compatible charger for the radio model.\u003c\/p\u003e","brand":"Upstart Battery","offers":[{"title":"Default Title","offer_id":48189128278235,"sku":"B00IPNJKG4","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71_V_DWSWBL._AC_SL1500.jpg?v=1769698543","url":"https:\/\/gearmusthave.com\/products\/2x-pack-hnn9628-battery-for-motorola-gp300-cp450-gtx-two-way-radio","provider":"GearMustHave","version":"1.0","type":"link"}