Tel: 86-020-36860285 Email: debra@wintonic.com
Home / Products / Laptop Battery / Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15
quality Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 factory
quality Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 factory
quality Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 factory
quality Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 factory
quality Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 factory
quality Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 factory
quality Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 factory
quality Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 factory

Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15

Product Summary
Product Description Compatible Models: Typing Ctrl F fast search your laptop modelINSPIRON 14 3421INSPIRON 17 3721INSPIRON 15 3521INSPIRON 14R-3421Inspiron 17R-N3721Inspiron 15R-N3521INSPIRON 14R-5420Inspiron 17R-N3737INSPIRON 15-3521INSPIRON 14R 5421INSPIRON 17R 5721INSPIRON 15-3537INSPIRON 14...
Basic Properties
Place of Origin: Guangdong, China
Brand Name: wintonic
Model Number: DE-14R 3421
Trading Properties
Minimum Order Quantity: 20 packs
Price: $8.90-9.20 / pack
Product Description
Product Description
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 0
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 2
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 4
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 6
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 8
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 10
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 12
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 14
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 16
Compatible Models: Typing Ctrl F fast search your laptop model
INSPIRON 14 3421
INSPIRON 17 3721
INSPIRON 15 3521
INSPIRON 14R-3421
Inspiron 17R-N3721
Inspiron 15R-N3521
INSPIRON 14R-5420
Inspiron 17R-N3737
INSPIRON 15-3521
INSPIRON 14R 5421
INSPIRON 17R 5721
INSPIRON 15-3537
INSPIRON 14-N5421
Inspiron 17R-N5721
INSPIRON 15-3541
INSPIRON 14-5421
INSPIRON 17R-5737
INSPIRON 15-3542
INSPIRON 14R-5437
Inspiron 17R-N5737
INSPIRON 15-3543
INSPIRON 14-7447

INSPIRON 15R-5537


INSPIRON 15R-N5537


INSPIRON 15R-5521


INSPIRON 15R-N5521
Inspiron 
14R（Ins14RD-5628）
Inspiron 
14（Ins14VD-4516）
14R（Ins14RD-5728）
15（INS15VD-4516)
14（Ins14VD-3416）
14R（Ins14RD-5528）
15（INS15VD-5106）
14（Ins14VD-3318）
14R（Ins14RD-5528T）
15（INS15VD-5528）
14（Ins14VD-2308）
14R（Ins14RD-4528T）
15（INS15VD-5316）
14（Ins14VD-2316）
14R（Ins14RD-4728）
15（INS15VD-4526）
14（Ins14VD-A516）
14R（Ins14RD-4728）
15（INS15VD-5318）
14（Ins14VD-2306）
14R（Ins14RD-4526）
15 3000（INS15CD-1328B）
14（Ins14VD-3518）
14R（Ins14RD-4626）
15 3000（INS15CD-4528B）
14（Ins14VD-2408）
14R（Ins14RD-4528）
15 3000（INS15CD-1528B）
14（Ins14VD-2518）
14R（Ins14RD-4628）
15 3000（INS15CD-4728B）
14（Ins14VD-2418）
14R（Ins14RD-2628）
15 3000（INS15CD-4518B)
14（Ins14VD-3418）
14R（Ins14RD-2728）
15 3000（INS15CD-1728B）
14（Ins14VD-3408）

15 3000（INS15CD-1528L）
14（Ins14VD-3406）
14 3000（INS14CD-1328B）
15 3000（INS15CD-4528L）
14（Ins14VD-3406）
14 7000（INS14PD-1848R）
15 3000（INS15CD-4108B）
14（Ins14VD-4516）
14 7000（INS14PD-2548B）
15 3000（INS15CD-4518L）
14（Ins14VD-4518）
14 7000（INS14PD-1748B）
15 3000（INS15CD-1108B）
14（Ins14VD-5526）
14 7000（INS14PD-1548B）
15 3000（INS15CD-2316B）
14（Ins14VD-4328）
14 7000（INS14PD-2648B）
15 3000（INS15CD-1518B）
14（Ins14VD-5528）
14 7000（INS14PD-3948B)
15 3000（INS15CD-1328L）
14（Ins14VD-5318）
14 7000（INS14PD-1548R）
15 3000（INS15CD-1518L）
14-3437
14 7000（INS14PD-2548R）
15 3000（M3541D-1628L）
14-3441
14 7000（INS14PD-3648B）
15 3000（M3541D-1628B）
14-3442
14 7000（INS14PD-2648R）
15 3000（M3541D-1428L）
14-3443
14 7000（INS14PD-3648R）
15 3000（M3541D-1428B）
531RD-1828

15 3000
 Vostro 14-3546
VOSTRO 2421
15 3000 (3541)
 Vostro 14-3549
VOSTRO 2521
15 3000 (3542)
 Vostro 14-3449
Vostro 14-3445
15 3000 (3543)

Vostro 14-3446

Latitude E3440 Latitude 3540 ）

14 3000 (3443)
Latitude 3440（Lati344015420）


Compatible Battery Part Number :
0MF69
68DTP
DJ9W6
V1YJ7
24DRM
6HY59
FW1MN
V8VNT
312-1387
6K73M
G019Y
VR7HM
312-1390
6KP1N
G35K4
W6XNM
312-1392
6XH00
MK1R0
X29KD
312-1433
8RT13
MR90Y
XCMRD
49VTP
8TT5W
N121Y
XRDW2
4DMNG
9K1VP
PVJ7J
YGMTN
4WY7C

T1G4M
P28F001



P28F002
Related Products
Product Usage
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 18
   Using tips：When you use the Rechargeable laptop battery ,please note the following pionts:   
1.Battery Storage
Store your laptop battery in a clean, dry, cool place away from heat and metal objects. These latpop batteries will self-discharge during storage; remember stored at about 40% state-of-charge.
2.Exercise Your Battery
Do not leave your battery dormant for long periods of time. We recommend using the battery at least once every two to three weeks. If a battery has not been used for a long period of time, perform the new battery break in procedure described above.
3.Calibrate Your batteries
If your battery's 76% even less in work , you must fully charge, fully discharge, and then fully recharge the laptop battery pack.
4.Charge and discharge 
For lithium ion batteries, you do not need to discharge them fully and recharge constantly. You need to do a full discharge only about every 30 charges.
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 20
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 22
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 24
5.Do not charged to higher voltages than its threshold voltage.
6.Do not short-circuit. A short-circuit may cause severe damage to the battery.
7.Consider removing the battery from a laptop when running on fixed power.
8.Avoid propping your laptop on a pillow, blanket, or other soft surface that can heat up. Your
battery is a lot less efficient when not within its standard operating temperature range.
Certificate
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 26
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 28
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 30
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 32
CE ISO UL CB
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 34
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 36
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 38
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 40
KC UN38.3 BIS RoHS
Packaging and transportation
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 42
Company Introduction


ABOUT COMPANY

Guangzhou Wintonic Battery & Magnet Co., Ltd. is a high-tech corporation specializing in professional research, development, manufacture, and sales of rechargeable cylindrical batteries and Lithium-ion batteries. Since its foundation in 1998, it has earned a high reputation in the battery industry through its persistent efforts and focus on quality.
     Its factory covers an area of 50,000 square meters and it has a staff of over 400 ranging from a highly qualified and steadfast staff with specialized training to group of experts at material science and electrochemistry with more than 80doctors and masters as well as various engineering technicians. It also has a battery material analysis and testing center to facilitate product innovation; It is well-know for its advance manufacturing arts and crafts and technical equipment along with a scientific equipment and standardized administrative system. Presently, our current daily output of batteries has reached 200,000 pieces.

Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 44
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 46
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 48

The company has concerned about ROHS Directive and battery recycle, andThe company has passed ISO 9001 quality approve, European CE attestation and American UL security inspection certification and CB, BIS, UN test and certification. The products are shipped to customers in the US, South Korea, Taiwan, Hong Kong, Europe, and throughout mainland China. The company has been accredited as Cooperate with the Energy storage project products of the Belt and Road, and have passed the World Bank certification; we provider of rechargeable batteries of various sizes by a large number of famous manufacturers of electronic products, storage power supply, Off-grid/Grid-connected solar energy batteries, Home energy storage system battery and supporting facilities supply;laptop batteries , solar lamps, and emergency lamps.
      Looking forward to the future, we are aimed at setting up a brand known for absolute quality and reliability. Following the excellent corporate culture of WINTONIC company, Success is what both WINTONIC staff and its vast number of users are pursuing.

Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 50
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 52
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 54
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 56
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 58
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 60
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 62

ABOUT EXHIBITION
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 64
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 66
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 68
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 70
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 72
Replacement Battery for dell Inspiron 3421 3437 3537 3521 3542 3721 5521 5537 5420 5421 5437 Mr90y Xcmrd 14.8v Laptop 14R 14 15 74
FAQ
Q1: Are you trading company or factory?
A1: We are factory,near of Guangzhou North Station.

Q2: Can I have a sample order?
A1: Yes, you can order sample to check the quality.

Q3:How about the lead time?
A3: Samples needs 5-7 days, mass production needs 25-30 days.

Q4:How about the shipment?
A4:Usually, for sample, we will ship by air, for mass production, by air or by sea are available.

Q5: What certificates do you have?
A5: CE/FCC/ROHS/UN38.3/ROHS etc.

Q6: Can I print my logo on the product?
A6: Yes, pls offer us your logo file before production.
Product Details
Compatible Brand: For Dell
Rechargeable: RECHARGABLE
Type: Battery Pack, Li-ion, Rechargeable Batteries
Use: LAPTOP
Color: Black
Products Status: Stock
Capacity: 2600mAh
Certificate: CE/RoHS/MSDS/UN38.3
Warranty: 12 Months / 1 Year
Battery Capacity: 2200mAh/32Wh
Condition: 100% OEM Compatible/Brand
Model: DE-14R 3421
Quality: A+ Grade 100%
MOQ: 20 Pcs
Cell: 4 Cells
Delivery Time: 7-15 Working Days

Mrs. Debra Chen

Deputy General Manager

Related Products
Send An Inquiry
Wintonic Battery & Magnet Co., Ltd
Quick Links
Categories
Contact Us
Tel: 86-020-36860285
E-mail: debra@wintonic.com
Add: No. 38, Yunfeng Road, Xinhua Industrial Zone, Huadu District, Guangzhou City, Guangdong Province, P.R. China.
Copyright © 2026-2026 Wintonic Battery & Magnet Co., Ltd. All Rights Reserved. | sitemap