LAQUEENA Laptop Battery for Dell Inspiron 14z/15z 11.1V 44Wh

LAQUEENA 2NJNF is a direct-fit 6-cell replacement battery for Dell Inspiron 14z/5423 and 15z/5523 Ultrabook models, providing 11.1V and 44Wh of power to restore portable runtime.

When your Inspiron Ultrabook no longer holds charge or shuts down unexpectedly, a compatible replacement battery offers a quick, cost-effective way to regain mobility. The LAQUEENA 2NJNF battery matches the original form factor and electrical specifications (44Wh / 3700mAh, 11.1V) so it integrates cleanly with Dell Inspiron 14z-5423 and 15z-5523 systems. Built with a six-cell Li-ion configuration, it’s engineered for stable current delivery and low self-discharge to support everyday tasks, travel, and remote work.

Will this battery fit my Dell Inspiron 14z-5423 or 15z-5523?

Yes — this LAQUEENA unit replaces the factory battery used in those Ultrabook models and uses the same replacement part numbers (2NJNF, 8JVDG, TPMCF, T41M0). Installation is straightforward if your model originally accepted a 6-cell 11.1V pack.

• Compatible models explicitly listed: Dell Inspiron 14z-5423 and 15z-5523 Ultrabook Series.
• Matches original spec: 44Wh / 3700mAh capacity and 11.1V voltage.
• Direct replacement part numbers: 2NJNF, 8JVDG, TPMCF, T41M0.

How long will the LAQUEENA battery run compared to the original?

Runtime depends on workload, screen brightness, and wireless use, but the 44Wh capacity delivers comparable performance to the factory pack for everyday browsing and productivity. Expect similar usage times if your laptop’s power draw mirrors factory conditions.

• Capacity: 44Wh (3700mAh) for standard mobile tasks.
• 6-cell Li-ion design balances energy density and size for Ultrabook form factors.
• Real-world runtime varies with CPU load, display brightness, and peripherals.

Is the LAQUEENA battery safe and reliable for daily use?

LAQUEENA batteries undergo testing to ensure safe voltage, proper circuit protection, and low self-discharge characteristics. Built-in safeguards and quality control reduce risks associated with overcurrent and thermal issues when used as intended.

• Rigorously tested for correct voltage and stable current delivery.
• Circuit protection included to prevent unsafe conditions.
• Designed to maintain capacity over normal charge cycles when properly handled.

What warranty and customer support come with this battery?

LAQUEENA includes a 30-day refund policy and a 12-month warranty. If problems arise, the seller offers a replacement battery under warranty and responds to customer inquiries by email within 24 hours.

• 30-day refund window if the product doesn’t meet expectations.
• 12-month replacement warranty for manufacturing defects.
• Customer service promise: response within 24 hours via email.

Who is this for: This replacement pack suits Dell Inspiron owners who need to restore battery life without replacing the whole laptop — ideal for students, mobile professionals, and anyone using the Inspiron 14z-5423 or 15z-5523 Ultrabook who wants a direct-fit, tested Li-ion replacement. If you need a battery with the exact part numbers (2NJNF / 8JVDG / TPMCF / T41M0) and original-like performance, the LAQUEENA 6-cell 44Wh option is designed to be a practical, supported choice.