BOWEIRUI CJ2K1 65Wh Replacement Battery for Dell Latitude 14

The BOWEIRUI CJ2K1 is a 65Wh (5700mAh) lithium-ion replacement battery designed to restore reliable runtime to compatible Dell Latitude 14 Rugged and Extreme laptops.

If your Dell Latitude 5404/5414 or 7404/7414 series machine no longer holds charge like it used to, this direct-fit BOWEIRUI CJ2K1 battery offers a cost-effective swap that matches the original battery's voltage and form factor. It ships with matching installation tools and step-by-step instructions, meets CE/FCC/ROHS/UL standards, and includes integrated circuit protection to help the cell maintain safe operation throughout its service life.

Will this battery work with my Dell Latitude laptop model?

Yes — the CJ2K1 is built as a compatible replacement for a specific set of Dell part numbers and models, engineered to fit and communicate with the machine correctly.

• Compatible models: Dell Latitude 14 Rugged 5404, 5414, E5404 and Extreme 7404, 7414, E7404 series.
• Also fits Dell P45G family: P45G, P45G002, P46G, P46G001, P46G002.
• Replaces OEM part references such as CJ2K1, 4XKN5, DKNKD and several listed variants.

How long will the BOWEIRUI CJ2K1 battery run between charges?

Actual runtime depends on your system configuration and workload, but the CJ2K1's 65Wh (5700mAh) capacity provides comparable endurance to the original factory cell under similar conditions. Expect realistic battery life near the laptop's original performance when power settings and workloads remain unchanged.

• Capacity: 65Wh / 5700mAh at 11.1V for full-charge energy storage.
• Designed to deliver up to 500 recharge cycles over the battery's lifetime.
• Runtime varies with screen brightness, CPU load, peripherals, and power profile.

What safety and quality features are included?

BOWEIRUI follows standard safety protocols to reduce the risk of overheating and electrical faults. The CJ2K1 incorporates built-in circuit protections and complies with widely recognized certifications to help ensure safe everyday use.

• Meets CE, FCC, ROHS and UL certification requirements.
• Integrated protection circuitry for overcharge, over-discharge and short-circuit prevention.
• Manufactured to match the original battery’s dimensions and electrical specifications.

What comes in the box and how easy is installation?

The battery is delivered as a complete replacement kit so you can swap it yourself with minimal tools. BOWEIRUI includes the necessary screwdrivers and a printed installation guide to simplify the process.

• Package contents: 1 x CJ2K1 rechargeable battery, 1 set of matching installation tools, and 1 instruction sheet.
• Installation: follow the included guide or Dell service manual to safely remove the old battery and install the replacement.
• Customer support: 24/7 email assistance from BOWEIRUI's technical team for troubleshooting or guidance.

Who is this for? The BOWEIRUI CJ2K1 battery is aimed at users of Dell Latitude 14 Rugged and Extreme series laptops who need a reliable, OEM-compatible replacement without the premium price of an original-part purchase. It suits field technicians, mobile professionals and anyone who depends on their Latitude 5404/5414 or 7404/7414 for extended periods away from mains power. If you want a drop-in battery that mirrors the original voltage and capacity, includes installation tools, and is certified to safety standards, this model is a practical choice.