YaoSheng YS8 DIY 5mm Mercury Switches - Silver + Transparent (5 PCS)
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|Color||Silver + transparent|
|Material||Iron + glass|
|Specification||Can be used under bad condition; As the switch is sealed, isolating internal mercury from external; Therefore, it can be used in oil, steam, dust and corrosive gas|
|Features||Needs small external force during on / off; Mercury is the only metal that is liquid at room temperature; It surface tension and density is larger, a little force can make the switch tilt and lead to mercury moving to make switch on / off; The conductivity of the mercury is good, contact resistance between the electrodes is less than 100mohm; Allowable current of switch depends on the electrode material, tungsten electrode for 10A max., while wire is 1A max.; Can be worked in stable for long time; No noise, small and variable; Switch can be on / off if the acceleration reaches more than the set value, thus it can be used as a vibration sensor; Simple structure and low cost|
|Packing List||5 x Mercury switches|
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|Quantity||3+ units||5+ units||10+ units|
|Rate||US$1.76 shipped||US$1.75 shipped||US$1.74 shipped|
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