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2. Uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Uninterruptible_power_supply

   A tower type UPS with one IEC 60320 C14 input and three C13 outlets. A large data-center-scale UPS being installed by electricians. An uninterruptible power supply ( UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails.

3. Surge protector - Wikipedia

   en.wikipedia.org/wiki/Surge_protector

   Surge Protection Device (SPD) for installation in a low-voltage distribution board. A surge protector (or spike suppressor, surge suppressor, surge diverter, surge protection device (SPD) or transient voltage surge suppressor (TVSS) is an appliance or device intended to protect electrical devices in alternating current (AC) circuits from voltage spikes with very short duration measured in ...

4. Varistor - Wikipedia

   en.wikipedia.org/wiki/Varistor

   Modern varistor schematic symbol, which is the same as a thermistor symbol [1] A varistor (a.k.a. voltage-dependent resistor (VDR)) is a surge protecting electronic component with an electrical resistance that varies with the applied voltage. [2] It has a nonlinear, non- ohmic current–voltage characteristic that is similar to that of a diode.

5. Tripp Lite - Wikipedia

   en.wikipedia.org/wiki/Tripp_Lite

   Tripp Lite. Tripp Lite is an American manufacturer of power protection and connecting electrical devices. It was founded in 1922 and is headquartered in Chicago, Illinois. The company employs more than 450 people and maintains a sales presence in over 80 countries worldwide. [2] Tripp Lite manufactures a variety of product categories, including ...

6. Prepare for outages: This surge protector doubles as a power ...

   www.aol.com/lifestyle/surge-protector-doubles...

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7. Power strip - Wikipedia

   en.wikipedia.org/wiki/Power_strip

   A North American power strip with two USB power ports that includes a built in surge protector. A power strip (also known as a multi-socket, power board and many other variations) is a block of electrical sockets that attaches to the end of a flexible cable (typically with a mains plug on the other end), allowing multiple electrical devices to be powered from a single electrical socket.