Battery Li-ion unprotected 18650 Sanyo ur18650zy 2600 mAh 3.7v | Электроника

Battery Li-ion unprotected 18650 Sanyo ur18650zy 2600 mAh 3.7v | Электроника

The unprotected Li-ion battery Sanyo ur18650zy is used in various electrical equipment where a compact and powerful power supply is required, while producing Li-ion batteries.
Size: 18650
Manufacturer: Sanyo (Japan).

The unprotected Sanyo ur18650zy lithium battery provides high discharge currents, features a long service life of 500 cycles charge/discharge (up to a drop in capacity of 80%).

Li-ion batteries can not be soldered with a soldering iron,-they are sensitive to overheating. For mounting on Li-ion batteries, contact areas are welded. Unprotected Li-ion batteries can not be used without special protection boards (PCM), which protect them from overcharge and overdischarge.At a voltage below 2.5 V unprotected Li-ion, the battery fails.

Comparison of Wah Li-ion batteries Sanyo ur18650fm and Sanyo ur18650zy

Unprotected Li-ion battery is not suitable for use in high-power devices. Such devices will require more productive batteries that can provide a discharge current of 10 to 30A (35 - 100 W). To operate and maintain unprotected Li-ion batteries, special attention is required, for example, they can not be charged more than 4.2-4.35 V (depending on the model) and discharged the battery. Violation of these conditions will lead not only to damage the unprotected Li-ion battery, but also to its complete failure.

On unprotected Li-ion batteries, warranty conditions and exchange/refund conditions are not applicable!