Lithium Battery Technology
YOK Energy products use patented safe and efficient technologies for three types of lithium rechargeable battery.
| Lithium Ion Polymer |
Our original technology offers unique cell design and production techniques. We provide the industry’s widest range of standard sizes and capacities from 100 mAh to 50,000 mAh. All batteries can include a protection circuit module (PCM) with short circuit / over charge / discharge protection, matched to your application requirements. Add temperature sensing and reset features as well as gas gauging or cell balancing from our in-house engineering team. Easy customisation can be achieved by varying the cell thickness to increase or reduce capacity of a given width and length (which is fixed by the tool size). |
| Lithium Ion Cylindrical |
YOK offer 18650 and 26650 size cylindrical cells in various capacities up to 4000 mAh and some high discharge current versions. |
| Lithium Iron Phosphate |
This technology is suited to fast charge applications with longer cycle life of up to 2000 cycles. Available in 18650 and 26650 cylindrical cell sizes and also rectanglular hard case and soft case (similar to Lithium Polymer). This makes them suitable for applications requiring longer life and repeated fast charging. These include power tools, mobility products and other applications driving electric motors.
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Focus is on safety and reliable performance. Patented cell designs and unique production techniques offer customers a high quality product at a competitive cost.
| Battery Packs |
We can help with advice to make sure your designs are safe and suitable for your application.
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| Hard Case Batteries |
If your application requires a removable or replaceable battery, we can manufacture the complete product including battery and plastics |

Battery packs can be made by combining cells in series to increase voltage and parallel to increase capacity. These require appropriate safety electronics and in some cases, cell balancing circuitry.