Surge protector
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What links here
Voltage spike
Power surge
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Third rail
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Substation
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Transient-voltage-suppression diode
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Glitch
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Spark gap
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Analogue switch
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Spike
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Overhead line
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Fluorescent lamp
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Lightning
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Conformance testing
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Uninterruptible power supply
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Optical disc
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2020s
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Relay
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Diode
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Ammeter
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