Dell 7CJRC 42Wh Battery

Description

Product Overview

This genuine Dell 7CJRC 42Wh battery provides reliable power for your compatible Dell laptop. Manufactured to meet original equipment specifications.

Specifications

• Battery Part Number: 7CJRC
• Capacity: 42Wh
• Chemistry: Lithium-Ion
• Condition: Brand New

Compatibility Information

Part Numbers (P/N)

• 07CJRC
• 21X15
• 451-BBWS
• 579TY
• 7PCMN
• F1KTM
• KNM09

Models

• Dell Latitude 12 (E7270)
• Dell Latitude 12 (E7270-751C6)
• Dell Latitude 14 (E7470)
• Dell Latitude 14 (E7470-02R95)
• Dell Latitude 14 (E7470-3K0DN)
• Dell Latitude 14 (E7470-6DRWG)
• Dell Latitude 14 (E7470-7F3M1)
• Dell Latitude 14 (E7470-FFDD3)
• Dell Latitude 14 (E7470-KKJHD)
• Dell Latitude 14 (E7470-WMKPF)

When to Replace Your Battery

Situation	Description
Short Battery Life	Laptop powers off quickly when unplugged, lasting less than 1 hour
Battery Not Charging	Battery percentage doesn’t increase when connected to power adapter
Swollen Battery	Battery casing appears bulged or distorted, creating safety hazard
System Errors	Laptop displays “Battery not detected” or similar warning messages
Age Factor	Battery is over 2-3 years old with noticeable performance decline
Overheating	Battery becomes excessively hot during normal use or charging

Important Compatibility Note

The compatibility list above shows common part numbers and models, but is not exhaustive. If you don’t see your specific model or part number listed, please leave your laptop model or current battery part number in the order notes during checkout. We will verify compatibility before shipping.

Shipping & Warranty

• Ships within 1 business day
• 30-day money back guarantee
• 1-year manufacturer warranty
• In stock, ready to ship
• Free shipping
• 100% brand new product