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Black rectangular lithium-ion laptop battery pack with label showing 11.4V 42Wh

NShi

NShi 7CJRC Laptop Battery 11.4V 42Wh Dell Latitude 12 E7270 E7470

SKU CH-DWRR-XPC25

Replacement lithium-ion battery delivering 11.4V and 42Wh for Dell Latitude 12 E7270 and E7470 series notebooks

  • Battery TypeLithium Polymer
  • Ready for Dell Latitude 12 E7270 and E7470 series
  • 4V 42Wh lithium-ion cell restores full runtime
  • CE RoHS FCC certified with overcharge and discharge protection
  • Grade A cells rated for about 500 recharge cycles
  • Replaces Dell part numbers 7CJRC 21X15 021X15 451-BBWR KNM09 V6VMN

Replacement battery for Dell Latitude 12

This 11.4V 42Wh lithium-ion pack replaces Dell part numbers 7CJRC, 21X15, 021X15, 451-BBWR, KNM09 and V6VMN. It fits Latitude 12 E7270 and E7470 series notebooks. The unit ships new with Grade A cells and CE, RoHS and FCC certification.

Built-in protection and support

Overcharge and discharge circuit protection guards the pack during daily cycling. The manufacturer rates the battery for about 500 recharge cycles over its service life. A 12-month warranty and 24/7 email support are included with the purchase.

For Latitude 12 owners needing a direct swap

Buyers with a compatible Latitude 12 E7270 or E7470 can install this battery without adapters. Users of other Dell models or different voltage requirements should verify their part number before ordering.

Highlights

  • Ready for Dell Latitude 12 E7270 and E7470 series
  • 4V 42Wh lithium-ion cell restores full runtime
  • CE RoHS FCC certified with overcharge and discharge protection
  • Grade A cells rated for about 500 recharge cycles
  • Replaces Dell part numbers 7CJRC 21X15 021X15 451-BBWR KNM09 V6VMN

Specifications

Battery TypeLithium Polymer

Questions about this item

How many recharge cycles can the 11.4V 42Wh Li-ion battery deliver before it needs replacing?

The manufacturer rates the battery for about 500 recharge cycles over its service life.

What is the first limitation that appears when the battery runs continuously under load?

The 42Wh capacity determines how long the laptop can operate before the pack must be recharged.

How much heat does the 11.4V 42Wh pack generate during all-day use?

The battery includes overcharge and discharge circuit protection and meets CE, RoHS and FCC safety standards for thermal management.

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