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3V Dc Power Supply

The Best 3V Dc Power Supply of 2023 – Reviewed and Top Rated

2,389 Reviews Scanned

Rank No. #1
3V 1Amp Power Adapter Supply 100-240 AC to DC 3Volt 1000mA 5.5mmx 2.5mm Plug 3V 1A AC/DC Power Supply Transformer
  • Package included :1x 3V 1A power supply adapter
  • Input: 100-240 V AC 50/60 Hz;Output:DC 3V 1A(1000mA) , max. such as 160mA 250mA 300mA 450mA 0.5A 0.85A 1A, We recommend to use less than 80% of the full load. DO NOT OVERLOAD! Cord Length: about 100cm
  • Warning: Please check the DC socket type, power consumption(must not exceed the Max output of the adapter), polarity of the device before ordering, or it may cause problem or damage the device
  • DC plug size: 5.5mmx2.5mm(5.5mmx2.1mm compatible) ; Inside diameter is positive +,outer diameter is negative - ;(Please note: The positive and negative poles must not be wrongly connected, as this will cause the equipment to not work .)
  • Application:Used for set-top boxes, attendance machines, routers, game consoles, repeater, players, mini speakers, headphones,Security equipment, LED lamps, communication equipment, audio-visual products, digital products
SaleRank No. #2
3V 1A Power Supply 3v1a AC DC Adapter100-240V AC to DC 3Volt 1Amp Power Adapter Converter Transformer 3v 1000ma Adapter 5.5mm x 2.5mm DC Plug 4.6FT Cord for Fountains
  • 【Product Specification 】Input: 100V-240V 50/60Hz; .. Cord Length: about 59Inch(4.6FT); Output :DC 3V 1A(1000mA) max.Works with device that draws less than 1A, DC plug size: 5.5mm x 2.1-2.5mm;Polarity: Inner Positive(+), Outer Negative(-);
  • 【Wide Used 】DC 3V 1A Power Supply will be used for 3V devices less than 3W, such as Mini Fan, Speakers, Electric Toothbrush, Fountains and more DC 3V 1A Devices.
  • 【 Safety&Durability 】Multiple Protections with smart chip to ensure the safety and stability: automatically overload cut-off, over voltage cut-off, over temperature cut-off, short-circuit cut-off.
  • ❥【 Warning 】Please check the DC socket type, power consumption(must not exceed the Max output of the adapter), polarity of the device before ordering, or it may cause problem or damage the device.
  • 【 What you will get 】1x 3V 1A DC Power Adapter Supply . 100% quality guarantee, worry-free shopping. 24-month warranty and friendly customer service. We always stand behind our product. If any,just email to us, If any, a full refund / replacement free would be available.
Rank No. #3
DC 3V 1A Power Supply AC Adapter 100-240V AC to DC 3Volt 3W 1000mA 500mA Power Cord with 5.5mmx 2.5mm/2.1mm Output Plug for LED Light Mini Fan Router CCTV
  • 1. Input: AC 100V-240V 50/60Hz; Output: DC 3V, 1A 3W MAX; DC plug size is 5.5mm x 2.5mm. Compatible with 5.5mmx2.1mm.
  • 2. 3 Volt 1A 0.8A 0.5A Switching Power Supply, DC 3W Max, Power supply works for various of devices which ask for a less than 3.0V 1A 3.0W power adaptor, Such as 3V 1000mA, 900mA, 850mA, 800mA, 700mA, 650mA, 600mA, 500mA, 450mA, 400mA, 300mA
  • 3. The products adopt the industry's top materials and processes, flame retardant shell resistant to high temperature of 1382℉, premium-quality components and safe&reliable power cord. Certified by FCC, CE, RoHS, CCC, Overcurrent protection, overvoltage protection and overload protection, short-circuit protection ensure the stability and smoothness. Gives a safe charging. 200mA, 100mA, 1A, 0.9A, 0.8A, 0.7A, 0.6A, 0.5A, 0.4A, 0.3A, 0.2A, 0.1A transformer charger
  • 4. Widely used to drive 3V LED light strings, USB-HUB, Bluetooth speaker, wireless router, mini fountain, wifi IP home camera and other 3V devices less than 3W
  • 5. Polarity is inside positive "+", outside negative"-", Power cord length: about3ft
Rank No. #4
NOYITO 3V 1A Power Adapter AC110V 100-240V to DC 3.0V 1000mA 3.0W Power Supply Black Cable Length 4.5ft (Pack of 2)
  • NOYITO Power Adapter,Input voltage: AC 120V (100-240V) 50/60Hz.
  • Output parameters: DC 3.0V (±0.3V), 1A .
  • Output power cable length: 4.5 ft, Output DC interface specification: 5.5x2.5 2.1mm (outer diameter 5.5mm, inner diameter 2.5 / 2.1mm).
  • With overvoltage protection, overcurrent protection, short circuit protection, etc.
  • NOTE: You need to confirm whether the DC interface of the adapter matches your device interface. (2 packs, that is, on the right "Qty" you choose "1" to place an order and you will get 2 adapters,and so on)
Rank No. #5
Belker 12W 3V 4.5V 5V 6V 7.5V 9V 12V Adjustable Voltage Universal AC/DC Adapter Power Supply for Household Electronics,Micro USB - 1A Max. [BN]
  • This adapter is with 8 different size adapter plugs which fit for your electronics well and solve your various problems.
  • AC Input: 100V 120V-240V 50/60Hz, Output: Multi Voltage DC 3V 4.5V 5V 6V 7.5V 9V 12V 1000mA Max(compatible with less than 1 A, like 100ma 200ma 500ma 800ma amps
  • This AC/DC adapter can apply to most appliances which the input voltage is between 3V and 12V and the rating power is equal to or less than 12 Watt.
  • Important Note: The adapter DC plug polarity is center positive "+". Please ensure it is same with your devices before buying. If your device is with centre negative polarity "-", please use it with Belker polarity reversed cable together. Search "B07PMHMPMP" to find the cable on Amazon.
  • Package Included: 1 x Power adapter, 1 x DC plugs kit, 1 x switch key, 1 x manual, 1 x 12-month global warranty.

Last update on 2025-08-01 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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