0.188mm PET Waterproof Touch Membrane Keyboard Switch

Membrane Key  Switch Performance

Electrical Performance

Circuit Grade

35V(DC),100mA,1 W

Loop Resistance

10Ω - 500Ω(According the trace length and materials to confirm) 

Insulation Resistance

>100MΩ 250V(DC)

Dielectric Resistance

250VRms(50 - 60Hz/1 min)

Contact Chatter Time

≤5ms

Service Life

flat type≥5 million times

tactile type:≥1 million times

Mechanical Properties

Operating Force

flat type 57-284g (2-10 Oz)

tactile type 170-397g (6-14 Oz) 

Switch Stroke

flat type 0.1 - 0.5mm

tactile type 0.6 - 1.5mm

Environmental Parameters

Operating Temperature

-20°C - +80°C

Storage Temperature

-40°C - +85°C

Humidity

40°C,90%-95%,240 hours

Appearance

Beautiful, bright in color

Design

Small size, light weight, thin thickness, various types of products can be designed according to customer requirements.

Feature

Abrasion resistant, Tightness is good, moisture-proof, dust-proof, anti-oil, anti-corrosion and erosion of harmful gases proof, acid and alkali proof, quake proof. 

Quality

In-house 100% functionally tested.

Life expectancy

High lifespan, different types of membrane switch is more than 1 million times. 

Operation

Easy to operate, intuitive, safe and reliable, Installation and connection convenience.  

Grace Fan

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