Samsung INR21700-50S
In brief: 21700 Li-ion battery cell. 5000mAh capacity. 25A continuous discharge. From $7.
Specs verified Aug 30, 2026
Where to Find
Prices tracked across 3 sellersPrice History
Price History
Price changes tracked by the crawler
Current best price $6.99. Over the past 90 days: low $5.99, high $7.99, average $7.29 — down 4% vs average.
- 18650 Battery
- 18650 Battery Store
- IMR Batteries
All Records
73 price records in this period
| Date | Price | Shipping | Total | Change | Coupon | Rating | Sales | In Stock | Status |
|---|---|---|---|---|---|---|---|---|---|
18650 Battery(30 records) | |||||||||
| Aug 30, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | No | active |
| Aug 26, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 22, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 18, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 14, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 10, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 6, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 4, 202609:06 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | No | active |
| Aug 2, 202609:06 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Jul 31, 202609:27 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | No | active |
| Jul 29, 202609:06 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Jul 27, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Jul 25, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Jul 23, 202609:00 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Jul 21, 202609:00 AM | $6.99 | — | $6.99 | $1.00 | — | — | — | Yes | active |
| Jul 15, 202609:18 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jul 9, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jul 7, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jul 5, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jun 29, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 27, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 23, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 21, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 19, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 15, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 13, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 12, 202609:00 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 9, 202609:27 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jun 7, 202609:28 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jun 5, 202611:59 AM | $7.99 | — | $7.99 | Initial | — | — | — | Yes | active |
18650 Battery Store(27 records) | |||||||||
| Aug 30, 202609:02 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Aug 26, 202609:02 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Aug 22, 202609:02 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Aug 18, 202609:02 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Aug 14, 202609:02 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Aug 10, 202609:02 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Aug 6, 202609:02 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Aug 4, 202612:19 PM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Aug 2, 202602:28 PM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Aug 1, 202609:21 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jul 31, 202612:57 PM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jul 29, 202602:20 PM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jul 27, 202609:10 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jul 25, 202609:02 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jul 23, 202609:01 AM | $7.99 | — | $7.99 | $2.00 | — | — | — | Yes | active |
| Jul 15, 202612:38 PM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jul 9, 202609:01 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jul 7, 202609:01 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jul 5, 202609:01 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jun 29, 202609:01 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jun 27, 202609:01 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jun 23, 202609:01 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jun 21, 202609:00 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jun 18, 202609:25 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jun 13, 202609:00 AM | $5.99 | — | $5.99 | $0.00 | — | — | — | No | active |
| Jun 9, 202604:02 PM | $5.99 | — | $5.99 | $0.00 | — | — | — | Yes | active |
| Jun 7, 202604:00 PM | $5.99 | — | $5.99 | Initial | — | — | — | Yes | active |
IMR Batteries(16 records) | |||||||||
| Aug 28, 202609:20 PM | $6.99 | — | $6.99 | $0.00 | — | — | — | No | active |
| Aug 24, 202609:19 PM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 20, 202609:01 PM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 16, 202608:46 PM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 12, 202606:51 PM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Aug 7, 202610:06 AM | $6.99 | — | $6.99 | $0.00 | — | — | — | Yes | active |
| Jul 22, 202606:54 PM | $6.99 | — | $6.99 | $1.00 | — | — | — | Yes | active |
| Jul 9, 202606:30 PM | $7.99 | — | $7.99 | $0.00 | — | — | — | Yes | active |
| Jul 5, 202605:49 PM | $7.99 | — | $7.99 | $1.00 | — | — | — | Yes | active |
| Jul 1, 202604:59 PM | $6.99 | — | $6.99 | $1.00 | — | — | — | Yes | active |
| Jun 27, 202604:49 PM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 23, 202611:05 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 19, 202604:04 PM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 16, 202609:47 AM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 13, 202603:46 PM | $7.99 | — | $7.99 | $0.00 | — | — | — | No | active |
| Jun 12, 202611:07 AM | $7.99 | — | $7.99 | Initial | — | — | — | No | active |
Reviews
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Specifications
Cell Specs
- Form Factor
- 21700
- Chemistry
- Li-ion
- Capacity
- 5000mAh
- Continuous Discharge
- 25.00A
Physical
- Weight
- 71 g
- Dimensions (L×W×H)
- 71mm × 21mm × 21mm
