Astrum Dell Inspiron 14R/15R/17R Battery ABT‑DLE5420
Brand: Astrum
SKU: ABT‑DLE5420
Manufacturer Part Number: ABT‑DLE5420
Product Overview
The Astrum ABT‑DLE5420 Replacement Battery is engineered for Dell Inspiron 14R, 15R, and 17R series laptops, including SE and Turbo editions.
Operating at 11.1V with a 4400mAh capacity, this external 6‑cell Li‑Ion battery ensures efficient energy storage, reduced memory effect, and consistent performance for students, professionals, and mobile users.
With advanced safety protections and durable construction, it provides reliable daily use while supporting sustainable practices.
Key Features
4400mAh high‑capacity design for extended unplugged productivity
Optimized compatibility with Dell Inspiron 14R/15R/17R SE & Turbo editions
Premium 6‑cell Li‑Ion design with no memory effect
Multi‑protection circuit prevents overcharging, overheating, and short circuits
Certified safe: CE and RoHS compliant
Easy external installation, no tools required
Backed by a 12‑month warranty
Technical Specifications
Feature Specification
Voltage 11.1V
Capacity 4400mAh
Chemistry Li‑Ion
Cells 6‑Cell
Compatible Part No 04NW9, 05G67C, 2N6MY, 2P2MJ, 312‑1163, 312‑1164, 312‑1165, 312‑1242, 312‑1310, 312‑1311, 312‑1324, 312‑1325, 312‑1439, 312‑1440, 312‑1441, 312‑1442, 312‑1443, 312‑1444, 312‑1445, 3VJJC, 451‑11693, 451‑11694, 451‑11695, 451‑11696, 451‑11947, 451‑12048, 4KFGD, 5DN1K, 71R31, 8858X, 8P3YX, 911MD, 96JC9, 984V6, CRT6P, DHT0W, GCJ48, HCJWT, HTX4D, HWR7D, JD0MX, M1Y7N, M5Y0X, N3X1D, NHXVW, P8TC7, P9TJ0, PRRRF, PRV1Y, R48V3, RU485, T54F3, T54FJ, UJ499, WT5WP, X57F1, YC3PK, YJ02W, YKF0M, ABT‑DLE5420
Safety Protections Overcharge, over‑discharge, overheat, short‑circuit
Warranty 12 months
Compatible Model Numbers
Dell Inspiron 14R Series:
4420, 5420, 5425, 7420
SE 4420, SE 5420, SE 7420
Turbo editions
N4420, N5420, N7420
Dell Inspiron 15R Series:
4520, 5520, 5525, 7520
SE 4520, SE 5520, SE 7520
Turbo editions
N5520, N7520
Dell Inspiron 17R Series:
4720, 5720, 7720
SE 4720, SE 5720, SE 7720
Turbo editions
N5720, N7720
Other Compatible Models:
M421R, M521R
Latitude overlap: 3239, 7720
N‑series variants
Installation & Maintenance Tips
Power Off: Shut down the laptop and disconnect the AC adapter
Remove Old Battery: Unlock and slide out the old external battery
Insert New Battery: Align and secure the Astrum battery in place
Initial Charge: Fully charge before first use for optimal performance
Care Tips: Avoid extreme temperatures; perform full discharge cycles monthly
What’s in the Box
1 × Astrum 11.1V 4400mAh External Battery (ABT‑DLE5420)
1 × User Manual (with safety guidelines)