Opus BT-C3100
 | Outdated Product Charging slots: 4; Supported types: Ni-Cd; Ni-Mh; Li-Ion; Size: AAA; AA; 10440; 14500; 16340 (CR123); 17335; 17500; 17670; 18490; 18650; Operation indicator: display; Min. charge current (mA): 200; Max. charge current (mA): 2000; Charge current, all channels (mA): 1000; Capacity measurement E-Catalog uses affiliate links compensated by our partners. |
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4 slot(s), display, movable negative contact, capacity test, sizes: AAAA, AAA, AA, C, 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 25500, 26650, connection: USB wire
2 slot(s), display, movable negative contact, sizes: AAAA, AAA, AA, C, 10440, 14500, 16340, 17500, 17670, 18350, 18490, 18650, 22650, 26650, connection: to 220V network
2 slot(s), display, movable negative contact, sizes: AAAA, AAA, AA, C, D, 10340, 10440, 14430, 14500, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 22650, 25500, 26500, 26650, connection: to 220V network
2 slot(s), display, movable negative contact, capacity test, sizes: AAAA, AAA, AA, C, D, 10440, 14500, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 22650, 25500, 26500, 26650, 26700, connection: USB wire
4 slot(s), display, movable negative contact, sizes: AAAA, AAA, AA, C, 10440, 14500, 16340, 17500, 17670, 18350, 18490, 18650, 22650, 26650, connection: to 220V network, cigarette lighter 12V
4 slot(s), display, movable negative contact, sizes: AAAA, AAA, AA, C, D, 10340, 10440, 14430, 14500, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 22650, 25500, 26500, 26650, connection: to 220V network
8 slot(s), display, movable negative contact, capacity test, drip charge, Preliminary discharge, sizes: AAAA, AAA, AA, C, 10440, 14500, 14650, 16340, 17500, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 25500, 26650, connection: USB wire
4 slot(s), display, movable negative contact, capacity test, Preliminary discharge, sizes: AAAA, AAA, AA, C, D, 10340, 10440, 14430, 14500, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 25500, 26500, connection: to 220V network
2 slot(s), movable negative contact, capacity test, sizes: AAAA, AAA, AA, C, D, 10440, 14500, 14650, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 21700, 22650, 25500, 26500, 26650, 26700, connection: USB wire
4 slot(s), movable negative contact, capacity test, sizes: AAAA, AAA, AA, C, D, 10440, 14500, 14650, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 21700, 22650, 25500, 26500, 26650, 26700, connection: USB wire
4 slot(s), movable negative contact, Preliminary discharge, sizes: AAAA, AAA, AA, C, D, 10340, 10440, 14430, 14500, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 22650, 25500, 26500, 26650
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Display backlight
Firmware may vary. The firmware version is displayed when the device is turned on.
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Opus 2026 - new arrivals, bestsellers, and the most relevant models Opus.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Opus 2026 - new arrivals, bestsellers, and the most relevant models Opus.
Video reviews
Opus BT - C3100 (V2.2) Smart Battery Charger: Review & Test
6 June 201785 349 view
BT-C3100 Battery Charger Pt 1
12 March 201470 297 view
BT-C3100 Battery Charger Pt 2
12 March 201436 406 view
18650 - Part 5 - Opus BT c3100 v2.2 charger & discharger for li-ion battery cells
17 September 201720 664 view
Opus BT-C3100 v2.2 Review It is an Awesome Charger! - 648
12 February 201817 557 view
MegaCell Charger Consistency/Accuracy Testing vs Opus BT-C3100 & Thoughts
20 March 202017 327 view
⚡️DIY Powerwall Project - ep4 - Opus BT-C3100 Fan Mod & Test (2019)
9 February 20198 548 view
BT-C3100 charger - brief demonstration with annotations
7 February 20144 856 view
2800mAh?? ETSAIR 14500 Li-ion AA 3.7v Battery Capacity Test with Opus BT-C3100
26 March 20214 039 view
Opus BT-C3100 only 2 slots are charging
26 October 20203 143 view
Dismantling Laptop Batteries for 18650's + Testing with OPUS BT-C3100 Charger
19 October 20181 292 view
How to fix an Opus BT-C3100 18650 Battery Charger with broken springs, step by step, the easy way
23 November 20201 202 view
Opus BT-C3100 V2.2 4Slots LCD Display Battery Charger Banggood.com review
10 February 2018769 view
Opus BT-C3100 "Modification" 18650 VIDEO 4
21 November 2021515 view
Is My Opus BT-C3100 Destroying My Batteries?
14 May 2019383 view