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2019-12-16
Key Switches of Yeswitch Electronics Co., Ltd.
1. According to the use of current and voltage, the Key Switch On Off can be divided into low-voltage key switches (such as 4A, 2A and below), etc., and high-voltage key switches (10A, 16A, and above). Low-voltage Momentary Key Switch do not require any safety regulations due to their low current, they only need to comply with environmental protection; high-voltage key switches need to have safety certifications, such as: CCC, CE, UL, etc.
Second, according to the size of the opening used: large Key Switch, small key switch. The main opening sizes of small key switches are (eg: 6mm, 8mm, 12mm, 16mm, 19mm, etc.); the main opening sizes of large key switches are (eg, 22mm, 25mm, 28mm, 30mm, 36mm, etc.)
3. According to the number of control switch line groups, Key Switch 3 Position can be divided into single group line keys, double group line key switches and multiple group line key switches. Single group line key switch; it can only control one group first. Double group key switch: refers to a key switch that can control two groups of lines at the same time (such as Jiekai 2801, 2011, 2012, 332, etc.). This kind of lock has the same on and off, one group on and off. Simultaneous access and disconnection key: Refers to two sets of lines being powered on and off at the same time. One group of key switches: One of the two groups of circuits is always broken, the other group is on, and cannot be opened or disconnected at the same time.
Four, according to the key distinction; can be divided into chip key switch and bead key switch (that is, flat key switch and round key switch), the key can be drawn single or double.
Fifth, according to the key rebound and non-rebound function, it can distinguish between automatic rebound key switch and non-rebound key switch.
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Ms. Miss Pan
Tel:0086-0769-81282903
Fax:0086-0769-81282903
Mobile Phone:+8618938293667
Email:amanda@yeswitches.com
Address:No.1, Kuiqiao Road, Si Village, Tangxia Town, Dongguan, Guangdong
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.