Membrane keyboard flexible polycarbonate or polyester film printed with conductive paste made of the switch contact circuit is a contact switch.

Membrane keypad has the advantage of the whole flat, thin shape, quality, small, dust-proof, good, good water resistance, is a semi-enclosed structure. In addition, the panel design, and great freedom of choice of colors. Positive range of applications of desktop computers, copiers, fax machines, toys, square computer, word processor and other areas of expansion.

Metal domes added to the membrane switch provide the upper circuit layer. That contributes the keys to visual, audible, and tactile feedback. The switch can performance well in high temperature environment. The product are mainly used as control keypad for medical equipment. Also, keypad of Haiwen can be customized based on customer’s design such as button icons, colors etc. Selecting Autotype F150 matte PET to screen print the overlay appears elegant and colorful. The circuits are made of Acheson ED-820B silver paste, so that it can be low resistance and function well. The rear adhesive is 3M 468.

Q1:Are you a factory or trade company?
A: XingDa is a PCB/FPC/PCBA manufacturer/factory. We pecialize in PCB/PCBs Board for 6 years.

Q2:Is my PCB file safe if I send it to you for manufacturing?
A: We respect customer's design authority and will never manufacture PCB for someone else without
your permission. NDA is acceptable.

Q3:Can you copy PCB samples without Gerber file?
A: Yes, we can clone the PCB according to your samples.

Q4:What payment do you accept ?
A: TT/ Western Union/ Paypal/ Unistream.

Q5: What's your shipping way ?
A: 1. We have our own forwarder to ship goods by DHL, UPS, FEDEX, TNT,EMS.
2. If you have your own forwarder, we can cooperate with them.

Q6: How about the MOQ?
A: For PCB: 1 pcs
For PCBA: 1000pcs

Q7: What's your main market?
A:Europe, USA, Brazil, Russia, Turkey, Iran, Austrialia, Singapore...