Professional Power for High-End Workstations
The HP EliteBook and ZBook series are built for performance, and their power source should be no different. Our CM03XL replacement doesn’t just “fit”, it integrates. Designed with advanced 0-cycle technology, each cell is brand new and chemically optimized to provide stable voltage throughout its life cycle. Whether you’re running complex spreadsheets on an 840 G1 or rendering on a ZBook 15u, this battery provides the heavy-duty support you require.
Technical Performance Matrix
- Battery Chemistry: Advanced Lithium-ion (Li-ion)
- Capacity Specs: 49Wh / 4400mAh (High-Density)
- Voltage Consistency: 1V (Fully compatible with 11.4V systems)
- Safety Standards: Certified CE/FCC/RoHS with multi-layer circuit protection against overcharging and thermal spikes.
Comprehensive Compatibility & Part Index
This battery is a universal replacement for a massive array of HP hardware.
Note: This list serves as a technical reference. For a 100% guarantee that this part matches your chassis interface, please consult our technicians before finalizing your purchase.
Primary Compatible Models:
- EliteBook 800 Series: 840 G1, 840 G2, 845 G1, 845 G2, 850 G1, 850 G2, 855 G2.
- EliteBook 700 Series: 740 G1, 740 G2, 745 G1, 745 G2, 750 G1, 750 G2, 755 G1, 755 G2.
- Mobile Workstations: ZBook 14 G2, ZBook 15u G2.
Replaces These Specific Codes (Non-Exhaustive):
CM03, CM03XL, CM03024XL, CM03050XL, CO06, CO06XL, HSTNN-IB4R, HSTNN-DB4R, HSTNN-LB4R, HSTNN-UB4R, HSTNN-I11C, HSTNN-I11C-4, HSTNN-I11C-5, 716723-271, 716724-171, 716724-421, 716724-541, 717375-001, 717376-001, 719320-271, E7U24AA, E7U24UT, D8R80AV.
No-Risk Purchase Guarantee
We remove the stress from technical shopping.
If you find this battery is not compatible with your device, a 7-day return is available (subject to policy), for a full exchange.
However, you can avoid the return wait entirely: hit the “Confirm Compatibility” button to chat with a specialist. We will cross-reference your specific HP part number to give you a perfect compatible purchase on your first try.
Installation & Longevity FAQ
Is it easy to install the CM03XL battery?
Yes. For most EliteBook G1 and G2 models, this is a “user-replaceable” internal part. Once the bottom cover is removed, the battery typically secures with a few standard screws.
Why does my laptop not show the full 100% charge immediately?
New Li-ion cells often need to “sync” with the laptop’s BIOS. We recommend three full charge-discharge cycles (down to 5%, then up to 100%) to calibrate the software to your new hardware.
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