BTI RO04-BTI 14.4V 40WHr Li-Ion Battery for HP ProBook 430 G3 & 440 G3

Power the HP ProBook 430 G3 and ProBook 440 G3 with confidence using the BTI RO04-BTI 14.4V 40Wh Li-Ion Battery. This premium replacement battery is engineered to match the performance, feel, and reliability of the original battery—delivering steady, dependable energy for daily work, travel, and on-the-go productivity. Built with high-quality cells and advanced protection circuitry, the RO04-BTI is designed to minimize voltage sag, maximize runtime, and maintain safe operation across a wide temperature range. Whether you’re finishing a report, streaming content, or designing on the go, this battery is a practical upgrade that helps you stay unplugged longer without sacrificing performance or safety.

• The RO04-BTI is a purpose-built replacement that restores your ProBook’s essential mobility. It’s specifically compatible with HP ProBook 430 G3 and ProBook 440 G3 models, ensuring a snug fit, reliable contact, and consistent power delivery identical to the original battery. With the included part numbers—805292-001, RO04, L4U39AV, RO04044-CL, L4Z23AV, and P3G13AA—you can be confident in a precise match to your laptop’s internal power architecture.
• High-energy Li-ion chemistry provides a robust 14.4V nominal output and 40Wh capacity, enabling longer periods away from the wall outlet between charges. This translates to extended work sessions, fewer interruptions, and increased flexibility when you’re traveling or working remotely. The 40Wh rating is optimized to balance runtime with manageable weight, helping you keep the laptop balanced and portable without adding unnecessary bulk.
• Engineered for safety and reliability, the BTI RO04-BTI battery integrates smart protection features that safeguard against overcharge, deep discharge, short circuits, and temperature extremes. Built-in protection circuits help prevent damage to both the battery and the host laptop, preserving battery life and reducing the risk of unexpected shutdowns during critical tasks.
• Durable construction and cell quality are paired with precise manufacturing tolerances to ensure consistent performance across a wide range of operating conditions. The battery is designed to deliver stable voltage under load, minimizing abrupt drops that can affect performance. This reliability is especially valuable for professional use, where power consistency is essential for staying productive without frequent recharging pauses.
• Easy replacement and broad compatibility make this battery a practical upgrade for users who want a dependable, factory-grade feel without the cost of a brand-new unit. The RO04-BTI is suitable for a wide range of environments—from quiet home offices to busy corporate settings—and is backed by BTI’s commitment to quality and compatibility with HP ProBook devices.

Technical Details of BTI RO04-BTI 14.4V 40WHR Li-Ion Battery

• Model: BTI RO04-BTI
• Battery type: Li-Ion rechargeable
• Voltage: 14.4V
• Capacity: 40Wh (approximately 2.78Ah)
• Compatibility: HP ProBook 430 G3, HP ProBook 440 G3
• Part numbers: 805292-001, RO04, L4U39AV, RO04044-CL, L4Z23AV, P3G13AA
• Chemistry: Lithium-ion
• Warranty: Covered by BTI’s quality assurance program (details vary by retailer)

How to install BTI RO04-BTI 14.4V 40WHR Li-Ion Battery

• Power down your HP ProBook and unplug the charger. For safety, allow the device to come to a complete stop before beginning replacement.
• Close the lid and flip the laptop over to access the battery compartment. Use the appropriate screwdriver to remove the screws securing the bottom panel (if your model uses a serviceable bottom cover).
• Carefully detach the old battery connector from the system board, keeping the area clean and free of debris. If the old battery is swollen or damaged, take extra precautions and handle it with care.
• Align the BTI RO04-BTI battery with the battery bay, ensuring the connector lines up with the motherboard socket. Gently press the battery into place until it seats securely and the latch or screws (if present) hold it firmly.
• Reattach the bottom panel and screws (if applicable). Reconnect the charger and power on the laptop to verify that the new battery is detected and charging correctly. Monitor the battery indicator for a healthy charging cycle before normal use.

Frequently asked questions

• Is the BTI RO04-BTI battery compatible with HP ProBook 430 G3 and ProBook 440 G3?

Yes. The RO04-BTI is designed as a direct replacement compatible with both the HP ProBook 430 G3 and ProBook 440 G3 models, using the same connector layout and fit as the original battery.

• What is the capacity and voltage of this battery?

The battery operates at 14.4V and has a 40Wh capacity, providing reliable power for everyday tasks and mobile work sessions on compatible ProBook laptops.

• Does this battery support safety features like overcharge protection?

Yes. The BTI RO04-BTI includes built-in protection circuitry to guard against overcharge, deep discharge, short circuits, and temperature extremes, helping to protect both the battery and the laptop.

• How do I know if I’m getting an authentic BTI RO04-BTI replacement?

Look for the model and part numbers listed (805292-001, RO04, L4U39AV, RO04044-CL, L4Z23AV, P3G13AA) and purchase from reputable retailers that stock BTI-branded components. Proper documentation and packaging are also indicators of genuine replacements.

• What is the typical lifespan of this battery?

Li-ion replacement batteries like the RO04-BTI are designed for hundreds of charge-discharge cycles with proper care. Actual lifespan depends on usage patterns, charging habits, temperature exposure, and maintenance practices.