| 1. Electrical Properties | Membrane Switch |
| Electrical Level: | 35V(DC), 100mA,1W |
| Contact Resistance: | 10Ω~500 Ω |
| Insulation Resistance: | 100MΩ/100V |
| Dielectrics Voltage-resistance: | 250VRms(50~60Hz 1min) |
| Chattering Time: | ≤ 5ms |
| Life Time: | Flat type ≥ 5,000,000; Tactile type ≥ 1,000,000 |
| Tail Folding: | R>1,180 |
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| 2. Mechanical Properties | |
| Operating Force: | Flat type 57~284g (2~10oz); Tactile type 170~397g(6~14oz) |
| Switch Stroke: | Flat type 0.1~0.5mm; Tactile type 0.6~1.5mm |
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| 3. Environmental and Storage Conditions | |
| Operation Temperature: | -40°C ~ +80°C |
| Storage Temperature: | -40°C ~ +80°C |
| Humidity: | 40°C, 90%~95%, 240 hours |
FAQ:
Q: Are you a factory or trade company?
A : Lunfeng is membrane switch/ graphic overlay manufacturer/factory. We pecialize in memrbane switch for 26 years.
Q : How about the MOQ?
A : 1 pcs, but normally 5 pcs samples for memrbane switch, 10 pcs for membrane overlay.
Q : How to make an ORDER and QUOTATION?
A: It is better to provide us the design drawing or samples, we’ll quote and customize the membrane switch/ graphic overlay upon your requests.
(1) Drawings, photos, requirement, quantity
(2) Overlay Dimension:
Material: PET/ PC
Finish:Matte/ Glossy
Adhesive:3M467/ 3M468
Button :Embossed/Flat/Metal/Silicone/Rubber/Gum
LED :YES/ NO
Pin: need to check the circuit diagram
Pitch:2.54mm
Cable Length:As requirement
Connector: Female /Male/DoPont Connector
Hole: Yes/ None
Q : Can you do the design for us?
A : Yes, no problem
There ate many professional engineer having rich experience in graphic overlays& circuit designing.
Just let us know your ideas and we will help to carry out your ideas into perfect products.
If you send me your samples, we will design the drawings based on the samples and can revise the graphic of the face.
Q : Can you copy membrane switch/ graphic overlay samples without file?
A : Yes, we can clone membrane switch/ graphic overlay according to your samples.
Q : What is the production time?
A : The sample time is about 1-7days.The quantity order would take 1-3 weeks.For complicated product should take 1 more week.
Q : What payment do you accept ?
A : TT/ Western Union.
Q : What about the sample policy, For FREE?
A : (1) Free Samples: Free sample (stock products) can be provided if the customer can pay for the freight.
(2) Custom Samples: The quotation can be provided if you can send us drawings/ requirements/ quantity.
Q : .How to control quality?
A : (1) We process the products strictly based on the raw material list.
(2) Our many engineer own many years experience and are very responsible.
(3) Warranty period is one year. If you find some products is bad, you can tell us, we will give you solutions.
Q : How to guarantee the after sales service?
A : We will track the production situation of the goods during the whole process,we promise the goods will be shipped to you smoothly. If any problem happened, we will provide the best solution for you.
Q : What's your main market?
A : Europe, USA, Canada, Russia, Turkey, Iran, Austrialia, Singapore...
Q : 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.
