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Description
BTI Z3R03UT-BTI 11.4V 96WHR LI-ION BATTERYMeet the BTI Z3R03UT BTI 11. 4V 96Whr Li Ion Notebook Batterya high capacity replacement designed to power HP ZBook 17 inch mobile workstations with reliability and long run times. Built as a robust plug and play upgrade for HP ZBook 17 G3 and multiple 17 G4 configurations, this battery combines premium Li ion chemistry with smart protection to deliver sustained performance during demanding tasks like engineering, design, and data analysis. Replacing
Meet the BTI Z3R03UT-BTI 11.4V 96Whr Li-Ion Notebook Battery—a high-capacity replacement designed to power HP ZBook 17-inch mobile workstations with reliability and long run times. Built as a robust plug-and-play upgrade for HP ZBook 17 G3 and multiple 17 G4 configurations, this battery combines premium Li-ion chemistry with smart protection to deliver sustained performance during demanding tasks like engineering, design, and data analysis. Replacing the OEM part 852527-24, it offers seamless compatibility with a range of HP ZBook 17 SKUs (including 1JA86AW, 1JA88AW, 1RQ78EA, and 1RQ80EA), making it an ideal choice for professionals who require consistent power without interruptions. Whether you’re in the studio, on-site, or traveling between job sites, this BTI battery is engineered to provide dependable energy density, stable voltage, and reliable cycle life so you can stay focused on your work rather than worrying about battery life.
- Designed for HP ZBook 17 G3 and G4 series and is specifically tuned to deliver optimal compatibility with the HP ZBook 17 lineup. This means fewer compatibility headaches and a smoother user experience when you replace the original battery on supported configurations, including popular SKUs such as 1JA86AW, 1JA88AW, 1RQ78EA, and 1RQ80EA. The BTI Z3R03UT-BTI is engineered to fit precisely within the laptop chassis, ensuring secure mounting, proper connector alignment, and stable performance under load.
- High-capacity 96Wh battery power means longer runtimes between charges. With 11.4V Li-Ion chemistry, you’ll experience extended sessions for tasks that demand sustained power delivery—rendering, large spreadsheet workloads, and design software alike—without sacrificing performance. This makes it an excellent upgrade for users who routinely push their ZBook to the limit and need to maximize productive hours away from a power outlet.
- 6-cell Li-ion design delivers a balanced combination of energy density and thermal management. The 6-cell architecture supports efficient charging and discharging while maintaining a compact footprint suitable for the HP ZBook 17’s internal layout. This configuration helps manage heat generation during heavy workloads and contributes to a longer overall battery life cycle, enabling more consistent performance over time.
- Plug-and-play replacement with OEM compatibility: this BTI battery is a straightforward substitute for the HP OEM part 852527-24. You won’t need to modify or adjust internal components—the battery is designed to slot into the existing battery bay, connect to the same power rails, and work with your notebook’s power management system. This simplifies replacement tasks for technicians and end-users alike and minimizes downtime when upgrading or replacing a worn-out battery.
- Safety, quality testing, and reliability: BTI prioritizes safety with built-in protection circuits that manage overcharge, over-discharge, short circuit, and temperature monitoring. The battery is subjected to rigorous testing to ensure consistent performance across a range of operating temperatures and use conditions. Expect a dependable, stable energy source that aligns with professional expectations for reliability in demanding work environments.
Technical Details of BTI Z3R03UT-BTI 11.4V 96WHR LI-ION BATTERY
- Model: BTI Z3R03UT-BTI
- Battery Type: Li-ion Notebook Battery
- Voltage: 11.4V
- Capacity: 96Wh
- Cells: 6-cell
- Replaces OEM: 852527-24
- Compatibility: HP ZBook 17 G3, 17 G4, and specific G4 SKUs including 1JA86AW, 1JA88AW, 1RQ78EA, 1RQ80EA
- Certification and Safety: Safety-tested with protective circuitry for overcharge, over-discharge, short circuit, and temperature protection
how to install BTI Z3R03UT-BTI 11.4V 96WHR LI-ION BATTERY
- Power off the HP ZBook 17 and unplug any connected power adapters. Ensure the notebook is completely shut down before starting the replacement.
- Close the lid, flip the laptop over, and locate the service panel or bottom battery bay cover. Use the appropriate screwdriver to remove the screws securing the panel or access door. Keep the screws in a safe place for reassembly.
- Disconnect the existing battery by carefully detaching the connector from the motherboard or power rail. If the battery is secured with brackets or screws, remove them and set the old battery aside.
- Align the new BTI Z3R03UT-BTI battery with the bay, ensuring the connectors line up precisely with the motherboard contacts. Gently press into place, then secure with the mounting screws or brackets as required by the notebook’s design.
- Reattach the service panel or bottom cover, reconnect the power adapter, and power on the notebook. Enter the BIOS or OS battery settings to verify recognition and full charge, then perform a full cycle battery calibration by charging to 100% and discharging to a low level before charging again. This helps the system optimize battery gauge accuracy and performance.
Frequently asked questions
- What devices is this BTI battery compatible with? This battery is designed as a replacement for HP ZBook 17 G3 and 17 G4 series notebooks, including specific G4 SKUs such as 1JA86AW, 1JA88AW, 1RQ78EA, and 1RQ80EA. It replaces OEM part 852527-24 and is intended for HP ZBook 17-inch workstations used in professional environments.
- What are the key specifications? The BTI Z3R03UT-BTI battery provides 11.4V output with a capacity of 96Wh across a 6-cell Li-Ion configuration. This combination yields extended runtimes for demanding workloads while maintaining a compact form factor suitable for the ZBook 17 family.
- Is this a safe and reliable replacement? Yes. The battery features protective circuitry for overcharge, over-discharge, short circuit, and temperature monitoring. It undergoes testing to ensure compatibility and reliability with supported HP ZBook models, delivering consistent performance in professional settings.
- How do I know if it’s the right replacement for my model? Check the model and SKU compatibility: HP ZBook 17 G3 or G4 series, including variants 1JA86AW, 1JA88AW, 1RQ78EA, 1RQ80EA. If your device uses OEM 852527-24, this BTI battery is designed to fit and replace that part.
- Do I need to calibrate the battery after installation? It’s recommended to perform a full charge-discharge cycle to calibrate the battery gauge. This helps ensure the system correctly reports remaining runtime and protects against inaccurate battery readings during future use.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 15 reviews
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Product Reviews
★★★★★ 4
Heavy linen character, but a beautifully tailored suit!
Color: Beige, Size: 4, Color: Beige, Size: 4
This is a really nice linen suit! The jacket is beautifully made and well-tailored, with a fun speckled texture that has lots of pretty color variation (we ordered the beige). When I placed it side by side with a similar linen suit from another brand, the difference in the linen texture was really noticeable — this had a much stronger linen character that stands out!
It has three useful pockets on the outside of the jacket, which is great for little hands. The only downside is that one of the inside pockets is just for show (faux), which was a bit surprising and somewhat disappointing for my little guy.
The pants have pockets too, but they aren’t very deep — perfect for small treasures, but not much more. The pants are made from a lighter, thinner single-layer linen compared to the fully lined, double-layer jacket, which makes sense for comfort and easy movement.
The pants didn’t come with a front crease ironed in, so you’ll want to press one yourself. The linen did pick up some creases from being folded in the package, but it doesn’t seem quite as wrinkly as some other linen fabrics I’ve tried. Still, like most linen clothes, especially for boys, the pants will need occasional ironing to keep them looking neat and crisp, especially after a day of play and general wear. The structured, lined jacket stays looking smoother and more put-together with less effort.
It also came with a bow tie, a neck tie, and a tuxedo-style white shirt as extras. The ties aren’t great quality — they’d work fine for quick photos but probably won’t hold up to much actual wear. The formal white shirt feels a bit funny paired with the casual linen suit, but I don’t mind at all. We already have white shirts that we prefer, so we’ll use those instead. For us, the extras are really just bonus items we won’t plan on using.
Overall, it’s a handsome little suit that’s perfect for special occasions like weddings, family photos, or holiday events. My kid looked adorable in it! The stronger linen texture on the jacket gives it a premium feel that I really like. Just be ready for a bit of extra care with the pants to keep everything sharp.
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Reviewed in the United States on April 8, 2026
★★★★★ 5
Great suit set
Color: Light Grey, Size: 4
It is incredibly attractive and includes everything a young child needs for a special occasion.
The material is a 75% polyester and 25% linen blend, and the outer fabric feels remarkably smooth. Its unstructured design allows for an attractive, natural drape, and the blend conveniently allows for machine washing at home.
As is typical with linen-based materials, the fabric can be naturally stiff and prone to wrinkling, so I recommend ironing or steaming it before use. The lightweight feel makes it an excellent choice for the spring, summer, and fall months.
Overall, this suit offers exceptional value for the price.
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Reviewed in the United States on April 12, 2026
★★★★★ 5
Awesome quality for the price
Color: Black, Size: 8
Ordered size 8 for my son first communion great fit for the price was excellent
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Reviewed in the United States on May 4, 2026
★★★★★ 5
Perfect fit and great quality for the price
This suit was perfect for my son. The fit was exactly as expected. The quality is excellent for the price—it feels well made and durable enough to last through multiple wears. It doesn’t feel cheap or flimsy at all.
It also looks really good on him. Clean, polished, and great for formal events like weddings or parties.
Overall, a fantastic value with great quality and a great fit.
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Reviewed in the United States on May 9, 2026
★★★★★ 3
Missing items
Color: Sky Blue, Size: 16
Was missing the tie that is supposed to come with it and it looked like it was tried on and thrown back in the bag. The sleeve to the jacket were rolled up.
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Reviewed in the United States on December 7, 2025
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