--- product_id: 176077043 title: "CS03XL Laptop Battery for HP EliteBook 840 850 755 745 G3 G4 ZBook 15u G3" brand: "dmkaollk" price: "166.58 DT" currency: TND in_stock: true category: "Dmkaollk" url: https://www.desertcart.tn/products/176077043-cs03xl-laptop-battery-for-hp-elitebook-840-850-755-745 store_origin: TN region: Tunisia --- # 11.4V Stable Voltage 48WH Capacity Powerhouse Smart Chip Safety Guard CS03XL Laptop Battery for HP EliteBook 840 850 755 745 G3 G4 ZBook 15u G3 **Brand:** dmkaollk **Price:** 166.58 DT **Availability:** ✅ In Stock ## Summary > 🔋 Power your productivity with confidence—never miss a beat! ## Quick Answers - **What is this?** CS03XL Laptop Battery for HP EliteBook 840 850 755 745 G3 G4 ZBook 15u G3 by dmkaollk - **How much does it cost?** 166.58 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/176077043-cs03xl-laptop-battery-for-hp-elitebook-840-850-755-745) ## Best For - dmkaollk enthusiasts ## Why This Product - Trusted dmkaollk brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready Out of the Box:** Includes two precision screwdrivers and user manual—everything you need for a quick, hassle-free battery swap. - • **Safety First, Always:** Built-in smart chip protects against overcharge, overheating, and short circuits for worry-free use. - • **Peace of Mind Warranty:** Backed by a 12-month warranty and 24/7 support, ensuring your investment is protected and reliable. - • **Seamless Compatibility:** Perfectly engineered for HP EliteBook 745/755/840/850 G3 & G4 and ZBook 15u G3/G4 models—plug and play confidence. - • **Power Through Your Workday:** 48WH high-capacity Li-polymer cells keep your EliteBook running longer without compromise. ## Overview The CS03XL Laptop Battery is a high-performance 4-cell Li-polymer replacement battery designed for select HP EliteBook and ZBook models. Delivering 48WH capacity at 11.4 volts, it features a smart chip for advanced safety protections and comes with essential tools and a 12-month warranty, making it the ultimate upgrade for professionals seeking reliable, long-lasting power on the go. ## Description desertcart.com: CS03XL Laptop Battery for HP EliteBook 840 850 755 745 G3 G4 ZBook 15u G3 | ZBook 15u G4 Series 800513-001 800231-1C1 800513-001 CS03 CS03046XL HSTNN-IB6Y HSTNN-UB6S HSTNN-I33C-4 : Electronics ## Features - Battery Name:CS03XL, Battery Type: Li-polymer Voltage: 11.4V Capacity: 48WH ; Cells: 4-cell; Color: Black with Two Screwdrivers - Compatible Mode: CS03XL Battery for HP Elitebook 745 G3; HP EliteBook 745 G4; HP EliteBook 755 G3; HP EliteBook 755 G4; HP EliteBook 840 G3; HP EliteBook 840 G4; HP EliteBook 850 G3; HP ZBook 15u G3; HP ZBook 15u G4; - Compatible P/N: CS03 CSO3 CS03XL CSO3XL HSTNN-I33C-4 HSTNN-I33C-5 HSTNN-I41C-4 HSTNN-I41C-5 HSTNN-IB6Y HSTNN-UB6S 3ICP6/65/79 800231-141 800513-0 - Our CS03XL Battery is compatible with HP CS03XL Battery HP Elitebook 840 G3 Battery replacement , uses Grade A cells and meets CE/FCC/ROHS certified standards. Its smart chip guards against overcharge, overheat, and short circuits, ensuring zero damage to your laptop. it offers long-term, reliable performance. With a 12-month warranty and 24/7 support, you can buy with total confidence - What You Get: CS03XL Battery, 2 Screwdrivers, User Manual for HP Elitebook 840 G3 Battery，Elitebook 840 G3 Battery ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0833ZXF8N | | Antenna Location | Laptop | | Battery Cell Type | Lithium Polymer | | Battery Weight | 10 ounces | | Best Sellers Rank | #5,936 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #255 in Laptop Batteries | | Brand | DMKAOLLK | | Compatible Phone Models | CS03XL 800513-001 Battery for HP EliteBook 840 G3,HP EliteBook 840 G4,HP EliteBook 850 G3,HP EliteBook 850 G4,HP Elitebook 745 G3,HP EliteBook 745 G4,HP EliteBook 755 G3,HP EliteBook 755 G4,HP ZBook 15u G3,HP ZBook 15u G3,HP ZBook 15u G4 Series Laptop Battery | | Customer Reviews | 4.6 4.6 out of 5 stars (283) | | Item Dimensions | 7.7 x 4 x 0.25 inches | | Manufacturer | DONG GUAN BOYU ELECTRONICS CO., LTD | | Model Name | M5Y1K | | Model Number | M5Y1K | | Number of Batteries | 1 A batteries required. | | Reusability | Rechargeable | | UPC | 751565178986 | | Unit Count | 1 Count | | Voltage | 11.4 volts | | Warranty Description | 12 Months Warranty from the Purchase of date and 60 days Money Back guarrantee,the return window will be closed a month after you received the the product,Please don't worry about it. Please contact us through the your orders page or from the seller detail page that is available by clicking on the seller's name in the"sold by" section of the product page. | ## Product Details - **Battery Cell Composition:** Lithium Polymer - **Brand:** DMKAOLLK - **Number of Batteries:** 1 A batteries required. - **Recommended Uses For Product:** Laptop - **Unit Count:** 1 Count ## Images ![CS03XL Laptop Battery for HP EliteBook 840 850 755 745 G3 G4 ZBook 15u G3 - Image 1](https://m.media-amazon.com/images/I/61JREdncJ3L.jpg) ## Questions & Answers **Q: 1.What do we need to pay attention to using batteries for the first time?** A: 1.The battery must be full charged before first use 2.You need to turn off your laptop and disconnect the power when you install a new battery 2.Do Discharge the new battery use to 5%/7%(not to 0%) and then charge to 95%, and cycle 3-4 times **Q: How should I do if the battery is not recognised?** A: When the computer is turned on, if it is not recognised, it is recommended to update the BIOS settings or please disconnecting the old battery, and holding down the power button for 20 seconds, then connect the new battery **Q: How should I do if we received the item doesn't work?** A: Our itme have 12 months replace a new one and 60 days moeny back guarrante. please Contact DMKAOLLK .we will replace it with a new one for free. **Q: How should I charge my laptop battery?** A: It is suggested to charge the battery before the power runs out completely. It is best to charge when the remaining power is about 5-10%, and the battery should be charged in a relatively dry place. **Q: How should I preserve my laptop battery when I don’t use it?** A: The ideal preservation method is to charge the battery to about 40%.the battery should be used once a month, which can not only good preservation of the battery but also prevent the battery from being damaged by the complete loss of power ## Frequently Bought Together - DMKAOLLK CS03XL Laptop Battery for HP EliteBook 840 850 755 745 G3 G4 ZBook 15u G3 G4 Series 800513-001 800231-1C1 800513-001 CS03 CS03046XL HSTNN-IB6Y HSTNN-UB6S HSTNN-I33C-4 - 65W Laptop Charger for HP EliteBook Charger 840 850 845 830 820 G9 G8 G7 G6 G5 G4 G3 / ProBook 640 650 450 430 440 446 455 470 745 735 725 755 Power Cord - ASUNCELL 933321-855 SS03XL Battery for Hp EliteBook 840 g5, EliteBook g6 730 735 740 745 830 840 846 ZBOOK 14U G5 HSN-I12C HSN-I13C-4 Series Notebook 932823-421 50Wh 11.55V --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/176077043-cs03xl-laptop-battery-for-hp-elitebook-840-850-755-745](https://www.desertcart.tn/products/176077043-cs03xl-laptop-battery-for-hp-elitebook-840-850-755-745) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-25*