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It is guaranteed that they are all genuine products produced by large companies, because the styles are not easy to make pictures one by one, so they are cheap to deal with;
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1) The same customer will send the same style of goods as much as possible.
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Such as the picture; a switching power supply of good quality, which meets the requirements of various safety regulations and is of good quality.Quality assurance for the accessory power supply of export-oriented products produced by large companies;
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Input: AC 100V---240V;
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Output: DC 12V/3A above(Ensure foot safety, good workmanship);Output line length: about 1.2M;
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Output connector: inner positive and outer negative, outer diameter 5.5mm, inner diameter (empty) 2.1mm. Suitable for most home appliances;
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Weight: 260 grams/piece;
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【Technical Parameters】
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Input voltage range: AC100-240V.
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Input voltage frequency: 50-60Hz.35VA
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Output voltage: 12V
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Output voltage adjustment rate: 5%.
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Output rated current: 3A max
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Current output range: 0-2A
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Efficiency: >76%
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Output ripple resistance: <100mVp-p.
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Output overcurrent protection current: 125%
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Maximum output power: 36W
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Input overvoltage protection: 275V
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Output overvoltage protection: 12.5V
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【Feature】
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Good load capacity, 100% stable performance, constant current and constant voltage, wider application range, input and output overvoltage protection, short circuit protection, overcurrent protection, smart and perfect protection. Fine workmanship, good material, very easy to use!
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【Scope of application】
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This power supply is an ordinary switching power supply with good protection performance, superior stability, and can be well adapted to the power supply of surveillance cameras.
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【Purchase attention】
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The plugs of various devices are different, and the voltage and the DC plug polarity are positive.(+)Negative(-)Whether it is the same as this product, the required current should be less than or equal to this product, please pay attention to the selection, to avoid plug or parameter selection error causing the failure to use, if you do not understand, please consult the relevant personnel of our company!
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The following 12V 2.5A; Exports produced by KTEC OEM;
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Input: AC 100V---240V;
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Output: DC 12V/2.5A or more(Ensure foot safety, good workmanship); Output line length: about 1.2M;
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Output connector: inner positive and outer negative, outer diameter 5.5mm, inner diameter (empty) 2.5mm. Suitable for most home appliances;
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Some photos of 12V2A;
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The new Huawei model, 12V3A;British Huawei Power Adapter HW0120300B1W 12V3A
\Accessory power supply for export-oriented products, quality assurance;
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Input: AC 100V---240V;
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Output: DC 12V/3A above(Ensure foot safety, good workmanship); Output cable length: about 1.5M;
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Output connector: outer diameter 5.5mm, inner diameter (empty) 2.1mm(Can be used for 5.5*2.1 heads). Suitable for most home appliances;
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Power polarity: positive inside and negative outside, inside and outside
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