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membraneswitch It's a kind of decorating panel which is made of ,PET and PC membrane and has some functional characters to indicate. 1) Printing: 1-6 colors or more printing 2) Materials: PC, PVC, PET etc. 3) Can manufacture according to client's design 4) Strict quality control, with IQC Keypad Button Material: England polyester PET Application: Equipment contact current: 25 100mA voltage rating: 2 24V insulation resistance: 500VDC\500M&Omega; temperature: -40 +85 Matching color: Pantone and RAL Certification: RoHS,ISO9001:2000 This is a metal dome tactile membrane switch( Massage Equipment) 1.Overlay Materials:The most commonly used base materials are polyester(PET) and polycarbonate(PC). 2.Rear Adhesive:3M9448MP, 3.Matching color:Pantone and RALcolor matching system. 4.Gloss,semi-gloss or matte 5.metal dome tactile 6.Standard Tolerances:+/- 0.10inch(+/-0.25mm) 7.Performance A.Electric Parameter resistance: <1Ω/cm contact current: 25 100mA voltage rating: 2 24V voltage insulation:1500V voltage endurance:250V(60Hz/min) insulation resistance:500VDC\500MΩ B.Physical Parameter active force: 0.3 3N lifecycle : >1mil.(non-tactile) hand speed: ≤5ms temperature: -40 +85 humidity : 40,48h95% work altitude:0-4500M C.Travel Distance non-tactile :0.1 0.3mm tactile :0.4 1.0mm Shenzhen xin jie jia Electronic Membrane Switch Co., Ltd. . passed ISO9001: 2000 Quality System Certification Good product + good service = Shenzhen xin jie jia Electronic Membrane Switch Co.,Ltd. Membrane Keypad Switch(LED/LCD)