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 | Outdated Product Charging slots: 4; Supported types: Ni-Cd; Ni-Mh; Li-Ion; Size: AAA; AA; 10440; 14500; 16340 (CR123); 17335; 17500; 17670; 18490; 18650; Operation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 |
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2 slot(s), display, movable negative contact, capacity test, drip charge, Preliminary discharge, 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, capacity test, sizes: AAA, AA, C, 10340, 10430, 10440, 14430, 14500, 14650, 16340, 16500, 17335, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 25500, 26500, 26650, connection: USB wire
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, D, 10440, 14500, 16340, 17500, 17670, 18350, 18490, 18500, 18650, 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, 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, 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, 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, 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
2 slot(s), display, movable negative contact, capacity test, sizes: AAA, AA, C, 10440, 14500, 16340, 17500, 17670, 18350, 18490, 18650, 20700, 21700, 25500, 26650, connection: to 220V network, cigarette lighter 12V
8 slot(s), display, movable negative contact, sizes: AAA, AA, C, 10440, 14500, 14650, 16340, 17500, 17670, 18350, 18500, 18650, 20700, 21700, 22650, 25500, 26650, connection: USB wire
4 slot(s), movable negative contact, drip charge, sizes: AAAA, AAA, AA, C, 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 25500, 26500, 26650, connection: USB wire
2 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, 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
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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
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BT-C3100 Battery Charger Pt 1
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BT-C3100 Battery Charger Pt 2
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18650 - Part 5 - Opus BT c3100 v2.2 charger & discharger for li-ion battery cells
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Opus BT-C3100 v2.2 Review It is an Awesome Charger! - 648
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MegaCell Charger Consistency/Accuracy Testing vs Opus BT-C3100 & Thoughts
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⚡️DIY Powerwall Project - ep4 - Opus BT-C3100 Fan Mod & Test (2019)
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BT-C3100 charger - brief demonstration with annotations
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2800mAh?? ETSAIR 14500 Li-ion AA 3.7v Battery Capacity Test with Opus BT-C3100
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Opus BT-C3100 only 2 slots are charging
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Dismantling Laptop Batteries for 18650's + Testing with OPUS BT-C3100 Charger
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How to fix an Opus BT-C3100 18650 Battery Charger with broken springs, step by step, the easy way
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Opus BT-C3100 V2.2 4Slots LCD Display Battery Charger Banggood.com review
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Opus BT-C3100 "Modification" 18650 VIDEO 4
21 November 2021508 view
Is My Opus BT-C3100 Destroying My Batteries?
14 May 2019382 view