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Sunkko spot welder is one kind of Resistance Spot Welder, nickel sheet and battery are held together under pressure exerted by two shaped copper alloy electrodes. Typically the nickel sheet is in t … read more

Today we will talk about the welding thickness of Sunkko battery spot welders. I believe everyone has noticed that we have a brief introduction about the welding thickness in the title and descript … read more

JFBMS134825=JFBMS+13s+48V+25A discharge current Model JFBMS134825 Value Unit Charge data Over charge protection voltage 4.25±0.05 V Over charge protection delay 150 ms Ov … read more

There are two most common types of BMS on the market. The most obvious difference is one has "C-", and one hasn't. Please check the below pictures:1. BMS with C- wire:2. BMS without C- wire:when charg … read more

Limited Warranty 1. What is covered? This limited warranty covers defects in main machine.2. What is not covered? 1. The warranty does not cover any damage caused by the owner modifying, attemp … read more