{"product_id":"11-1v-50wh-4500mah-li-ion-batterij-voor-hp-zbook-14-e7u24aa-elitebook-840-850-g1-hstnn-ib4r-hstnn-db4q-cm03xl","title":"CM03XL battery 50Wh for HP ZBook 14 \/ HP EliteBook 840 G1","description":"\u003cp\u003eIf your HP ZBook 14, HP EliteBook 840 G1, HP EliteBook 840 G2 (2013-2016) drains its battery in minutes or shuts down without warning, this 4500mAh 50Wh 11.1V replacement pack gives it a fresh runtime. You just unscrew the bottom plate and you're done in fifteen minutes.\u003c\/p\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\u003cli\u003eCapacity: 4500mAh\u003c\/li\u003e\u003cli\u003eEnergy: 50Wh\u003c\/li\u003e\u003cli\u003eVoltage: 11.1V\u003c\/li\u003e\u003cli\u003eType: Li-ion\u003c\/li\u003e\u003cli\u003eCells: 3-cell\u003c\/li\u003e\u003cli\u003eOEM numbers: CM03XL, HSTNN-IB4R, HSTNN-DB4Q, E7U24AA\u003c\/li\u003e\u003cli\u003eCompatible models: HP ZBook 14, HP EliteBook 840 G1, HP EliteBook 840 G2, HP EliteBook 850 G1, HP EliteBook 850 G2\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eSymptoms of a defective part\u003c\/h4\u003e\u003cul\u003e\u003cli\u003eBattery drains within minutes\u003c\/li\u003e\u003cli\u003ePercentage jumps around or freezes\u003c\/li\u003e\u003cli\u003eLaptop shuts down instantly without the charger\u003c\/li\u003e\u003cli\u003eCasing bulges from swollen cells\u003c\/li\u003e\u003cli\u003eWindows says \u0026#x27;consider replacing your battery\u0026#x27;\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eInstallation\u003c\/h4\u003e\u003cp\u003e🟢 \u003cstrong\u003eDifficulty:\u003c\/strong\u003e easy. Plan around \u003cstrong\u003e15 minutes\u003c\/strong\u003e. Tools you need: Phillips PH00\/PH0\/PH1, T6\/T8 Torx, plastic spudger, anti-static wristband.\u003c\/p\u003e\u003ch4\u003eFrequently asked questions\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eWill this battery really fit my model?\u003c\/strong\u003e\u003cbr\u003eFirst check the OEM number on your old battery — for this pack those are CM03XL, HSTNN-IB4R, HSTNN-DB4Q. If one matches, it fits models such as HP ZBook 14.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo I need to charge or calibrate it first?\u003c\/strong\u003e\u003cbr\u003eBefore first use, charge the battery to 100% in one cycle, then let it drain to 5%. After that the percentage readout will line up with the real capacity again.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow do I replace the battery?\u003c\/strong\u003e\u003cbr\u003e🟢 easy: unscrew the bottom cover, unplug the battery connector, remove the battery screws and drop in the new one — about 15 minutes.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this battery really fit my model?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"First check the OEM number on your old battery — for this pack those are CM03XL, HSTNN-IB4R, HSTNN-DB4Q. If one matches, it fits models such as HP ZBook 14.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to charge or calibrate it first?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Before first use, charge the battery to 100% in one cycle, then let it drain to 5%. After that the percentage readout will line up with the real capacity again.\"}}, {\"@type\": \"Question\", \"name\": \"How do I replace the battery?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"🟢 easy: unscrew the bottom cover, unplug the battery connector, remove the battery screws and drop in the new one — about 15 minutes.\"}}]}\u003c\/script\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"HowTo\", \"name\": \"Replace part\", \"totalTime\": \"PT15M\", \"tool\": [{\"@type\": \"HowToTool\", \"name\": \"Phillips PH00\/PH0\/PH1, T6\/T8 Torx, plastic spudger, anti-static wristband\"}], \"step\": [{\"@type\": \"HowToStep\", \"name\": \"Prep\", \"text\": \"Power the laptop off and unplug the charger. Lay it on a soft cloth.\"}, {\"@type\": \"HowToStep\", \"name\": \"Bottom cover\", \"text\": \"Unscrew the bottom plate with a PH00 and gently release the plastic clips.\"}, {\"@type\": \"HowToStep\", \"name\": \"Unhook battery\", \"text\": \"Disconnect the battery cable and remove the 3-5 screws holding the old pack.\"}, {\"@type\": \"HowToStep\", \"name\": \"Fit the new pack\", \"text\": \"Drop in the new battery, tighten the screws, reconnect the cable and close the bottom.\"}]}\u003c\/script\u003e","brand":"Sunsky","offers":[{"title":"Default Title","offer_id":54472815739203,"sku":"SPS8855","price":34.64,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0567\/6256\/4706\/files\/SPS8855_1.jpg?v=1778435159","url":"https:\/\/mackenners.com\/en-uk\/products\/11-1v-50wh-4500mah-li-ion-batterij-voor-hp-zbook-14-e7u24aa-elitebook-840-850-g1-hstnn-ib4r-hstnn-db4q-cm03xl","provider":"Mackenners","version":"1.0","type":"link"}