HP CM03XL Laptop Battery is a premium replacement battery designed for HP EliteBook 840 G1, 850 G1, and ZBook 15u G2 series laptops. Featuring a 50Wh capacity and 11.1V output, this 3-cell lithium-polymer battery delivers dependable performance, longer runtime, and safe charging. Built with advanced protection circuitry against overcharge, over-discharge, and overheating, the CM03XL is an ideal solution for replacing a worn-out battery and restoring your laptop’s portability and productivity. Compatible with multiple HP EliteBook and ZBook models and several original HP part numbers, it offers a reliable and cost-effective power replacement.
Features
- Provides stable and efficient power for HP business laptops.
- Built-in protection against overcharging, overheating, and short circuits.
- Lightweight, durable design for daily professional use.
- Helps restore original battery backup and mobility.
Key Specifications
- Battery Model: CM03XL
- Battery Type: Lithium-Polymer (Li-Polymer) / Li-Ion replacement battery
- Cells: 3-cell design
- Voltage: 11.1V–11.4V
- Capacity: 50Wh
- Color: Black
- Rechargeable: Yes
- Condition: Brand new replacement battery
Compatible Laptop Models
- HP EliteBook 840 G1 / G2
- HP EliteBook 850 G1 / G2
- HP EliteBook 740 G1 / G2
- HP EliteBook 745 G1 / G2
- HP EliteBook 750 G1 / G2
- HP EliteBook 845 G1 / G2
- HP EliteBook 855 G1 / G2
- HP ZBook 14
- HP ZBook 14 G2
- HP ZBook 15u G2
Replaces Part Numbers
- CM03XL
- CM03
- CM03050XL
- HSTNN-IB4R
- HSTNN-LB4R
- HSTNN-UB4R
- HSTNN-I11C-4
- HSTNN-I11C-5
- 717376-001
- 716724-421 and other compatible variants





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