Description
Specifications
Genuine Dell OEM Original Laptop Battery for the Dell Latitude 3450 and 3550 Laptops. – 6 Month Warranty
Compatible Dell Laptops:
-Inspiron 5557
-Inspiron 5445
-Inspiron 5443
-Inspiron 5543
-Inspiron 5457
-Inspiron 14 (5447)
-Inspiron 15 (5547)
-Inspiron 15 (5548)
-Inspiron 15 (5545)
-Inspiron 15 (5542)
-Inspiron 14 (5448)
-Inspiron 14 (5442)
-Latitude 3550
-Latitude 3450
Rechargeable Li-ion Battery
Rating: 11.1V 3-Cell
High Capacity: 43WHr
Type TRHFF, 0TRHFF
DP/N: 1V2F6 VVMKC R0JM6; 7P3X9
Compatible Devices
- Inspiron 14 5442
- Inspiron 14 5443
- Inspiron 14 5445
- Inspiron 14 5447
- Inspiron 14 5448
- Inspiron 14 5457
- Inspiron 15 5542
- Inspiron 15 5543
- Inspiron 15 5545
- Inspiron 15 5547
- Inspiron 15 5548
- Inspiron 15 5557
- Latitude 3450
- Latitude 3550
Tips to Extend Your Battery’s Lifespan
1. Keep it cool – heat is the biggest cause of battery wear, so avoid leaving your Dell laptop in direct sun, a hot car, or on soft surfaces that block the vents.
2. Avoid charging to 100% every time – Dell Power Manager’s battery extender/optimized mode limits charging to around 80%, which can roughly double your battery’s usable lifespan.
3. Don’t let it run flat – regularly draining the battery to 0% wears it out much faster than topping up before it gets critically low.
4. Store at around 50% charge – if you won’t be using the laptop for a few weeks or more, store it half-charged in a cool, dry place rather than fully charged or fully empty.
5. Go easy on fast charging – rapid chargers generate extra heat, so standard charging (especially overnight or while idle) is gentler on the battery over time.












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