EN
Push button switches are one of the primary choices for control circuits. Although the main specifications of the A300 and A4166 waterproof push button switches are generally consistent, improper selection can cause a mismatch in panel appearance, affect the overall look of the equipment, and result in unnecessary procurement costs.
For purchasers, it is necessary to distinguish the product features of the A300 series and the A4166 series, and select the appropriate model based on product positioning, panel design, and appearance requirements.
The following compares the similarities and differences between the A300 and A4166 waterproof button switches.
Similarities between A300 and A4166：
1.Mounting size: 16mm
2.Terminal options: solder terminals and wire terminals
3.Shape option: round
4.Function: self-lock and non-self-lock
5.Both can be selected with or without light: the light colors available are red, green, yellow, blue, and white
6.Button colors: red, black, gray, blue, orange, yellow, green, white
7.Certification: all have CE and RoHS certifications
8.Customizable ：4A 250VAC/6A 125VAC
difference between A300 and A4166：
Overall length: A300 is slightly longer than A4166
Different thread lengths: A4166 is a little longer than A300
Exposed length of Solder terminal pin: A4166 is a little longer than A300
Button selection: A300 can only do 1 , 3 ; A4166 can do 1 , 2 # and 3.
Shell selection: A300 Metal Glossy Surface, Black Plastic; A4166 Metal Glossy Surface，Metal Frosted Surface，Metal Black Glossy Surface，Black Plastic.
Advantages of the A300 push button switch：
The A300 series pushbutton switch enclosures feature a streamlined selection, which reduces the risk of errors in model selection, ordering, and assembly. The products are mature in mass production and stable in supply, fully meeting the basic circuit control requirements of various conventional equipment.
Advantages of the A4166 push button switch：
Choosing A4166 offers more options for shell materials, making it convenient for customers to create more refined control panels and achieve product appearance differentiation.
Conclusion
In summary, the A300 and A4166 have the same performance. Customers can choose the appropriate model based on installation conditions, button style requirements, and panel appearance design. For projects with simple configuration needs, the A300 is recommended; if a variety of shell materials are required, the A4166 is recommended.
In the future, if you have product procurement needs, need to request our company's product catalog, or have other related matters, feel free to email me at any time, and I will follow up and handle them for you promptly.
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