10 Best Universal Charger for 3 7v In The Us - Black Friday 2024
Best Choice1
TenergyTenergy TLP-4000 Universal 1A Smart Charger for Li-Ion/Polymer Battery Packs with PCB (3.7V-14.8V 1-4 Cell)
Main highlights- Smart charging enables this TLP-4000 smart charger to detect when battery packs are full and automatically cut off power.
- Recharge anywhere in the world with 100V-240V AC input for worldwide power support.
- Compatible with Li-Ion battery packs and Li-Polymer battery packs with capacity more than 1000mAh and 1-4 cells. Only use this charger for battery packs with built-in protection circuit. Never use it for hobby packs (RC, airsoft, etc) which are unprotected and are designed to be balance-charged.
- Charger includes Tenergy's manufacturer 12-month warranty.
- Automatic detection enables this 3.7V-14.8V fast charger to detect and auto-switch output
9.8Exceptional
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Value for Money2
SHNITPWRSHNITPWR 72W universal Power Supply Adjustable DC 3V ~ 24V 3A AC/DC Adapter with USB C Charger PD 65W Upgraded 100V-240V AC to DC Converter Variable Power Adapter, 14 Tips, Alligator Clips Power Cable
Main highlights- 【𝟔𝟓𝐖 𝐅𝐚𝐬𝐭 𝐂𝐡𝐚𝐫𝐠𝐢𝐧𝐠 𝐓𝐢𝐩】This upgraded version has added a 65W fast charging tip, which can convert the power supply into a PD 65W type C fast charger at once, just a few extra dollars,you can get the functionality of a 65W fast charging charger, which is definitely great value for money! Please adjust the adapter to 20.5V before use. If voltage exceeds 20.5V, it will damage your device!
- 【𝟏𝟒 𝐓𝐢𝐩𝐬 𝐚𝐧𝐝 𝐖𝐢𝐝𝐞𝐥𝐲 𝐔𝐬𝐞𝐝】In addition to an original 5.5x2.5mm tip,we also include 14pcs frequently used tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 3.0x1.1mm, 5.5x1.7mm,Micro-USB etc. Different sizes can be applied to almost all common electronic devices like LED strips, under-cabinet light,smart speaks,wireless routers,Wifi camera,USB Hub etc.Greatly expanding its range of use.
- 【𝐒𝐚𝐟𝐞𝐭𝐲 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 𝐒𝐲𝐬𝐭𝐞𝐦𝐬】Built-in multiple safety protection systems. Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. We focus on producing premium quality and safety power adapters. No noise, no spontaneous combustion, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use.
- 【𝐈𝐧𝐩𝐮𝐭 𝐚𝐧𝐝 𝐎𝐮𝐭𝐩𝐮𝐭】Input: AC 100~240V, 50/60Hz ; Output: DC 3~24V Adjustable, Max 3A 72W ; It can supply with any voltage between 3~24V,such as 3V 4V 4.5V 5V 5.5V 6V 9V 12V 14V 15V 19V 20V 24V, etc and any amp less than 3A, such as 300mA, 500mA, 1A, 1.5A, 2A, 2.5A, 3A. LCD display will show the output voltage, in case that wrong voltage regulation damage your device.
- 【𝐀𝐥𝐥𝐢𝐠𝐚𝐭𝐨𝐫 𝐂𝐥𝐢𝐩 𝐚𝐧𝐝 𝐏𝐨𝐥𝐚𝐫𝐢𝐭𝐲 𝐂𝐨𝐧𝐯𝐞𝐫𝐭𝐞𝐫】Compared to the common 72W adjustable power supply,we have added a alligator clip power cord that can be directly plugged into the power supply for circuit connection,which is perfect for DIY projects.Besides,the included polarity reversal cord can reverse the original polarity of the power output port,avoiding the wrong polarity will damage your device.
9.7Exceptional
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3
SHNITPWRSHNITPWR 60W Universal Power Supply DC 3V 4V 4.5V 5V 6V 7V 7.5V 8V 9V 10V 11V 12V Adjustable Variable Power Adapter 100V-240V AC to DC Converter 1A 2A 2.5A 3A 4A 5A with 14 Tips & Polarity Converter
Main highlights- 𝟏𝟒𝐩𝐜𝐬 𝐅𝐫𝐞𝐪𝐮𝐞𝐧𝐭𝐥𝐲 𝐔𝐬𝐞𝐝 𝐓𝐢𝐩𝐬: It comes with an original 5.5x2.5mm tip and 14pcs frequently used tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. Can be applied to almost all commonly used electronic devices. You can screw wires onto it easily, perfect for DIY projects.
- 𝐖𝐢𝐝𝐞 𝐑𝐚𝐧𝐠𝐞 𝐨𝐟 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬: The 60W all-in-one multipurpose AC/DC adapter fit for many 3~12V small household electronics such as LED strips, under-cabinet light, TV Box, smart speaks, wireless routers, essential oil diffuser humidifier, USB fan, Wifi camera, USB Hub, hard disk box, DC motor, DC pump, digital photo frame, DVR NVR surveillance system etc.For indoor use only.
- 𝐔𝐩𝐠𝐫𝐚𝐝𝐞𝐝 𝐕𝐞𝐫𝐬𝐢𝐨𝐧 𝐏𝐨𝐰𝐞𝐫 𝐒𝐮𝐩𝐩𝐥𝐲: Based on hundreds of users feedback, we have made the following improvements: 1. The knob can be adjusted more evenly, and it can reach 5V ~ 6V by rotating 50%. 2. Increase the off gear to turn off the power without pulling the plug. 3.Add a polarity converter cable, which make it compatible with more devices，doubles its range of application.
- 𝐒𝐚𝐟𝐞𝐭𝐲 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 𝐒𝐲𝐬𝐭𝐞𝐦𝐬: Built-in multiple safety protection systems. Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. We focus on producing premium quality and safety power adapters. No noise, no spontaneous combustion, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use.
- 𝐊𝐢𝐧𝐝𝐥𝐲 𝐍𝐨𝐭𝐞 𝐚𝐧𝐝 𝐖𝐨𝐫𝐫𝐲-𝐟𝐫𝐞𝐞 𝐒𝐡𝐨𝐩𝐩𝐢𝐧𝐠: This product is an AC to DC adapter, NOT charger!!!It can’t be used to charge electronic devices with batteries, such as laptops. Please choose correct voltage before plug it to your device. Wrong voltage may damage your device. We recommend to use less than 80% of the full load. We always stand behind our products. If there is any issue, please feel free to contact us. We have 30 days money back guarantee, 12 months exchange.
- 𝐈𝐧𝐩𝐮𝐭 𝐚𝐧𝐝 𝐎𝐮𝐭𝐩𝐮𝐭: Input: AC 100~240V, 50/60Hz ; Output: DC 3~12V Adjustable, Max 5A 60W ; It can supply with any voltage between 3~12V,such as 3V 3.5V 4V 4.5V 4.8V 5V 5.5V 6V 6.5V 7V 7.5V 8V 8.5V 9V 9.5V 10V 10.5V 11V 11.5V 12V, etc and any amp less than 5A, such as 300mA, 500mA,1A, 1.5A, 2A, 2.5A, 3A, 3.5A, 4A, 4.5A, 5A. LCD display will show the output voltage, in case that wrong voltage regulation damage your device.
9.6Exceptional
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4
ZOZO31% OffZOZO Universal AC/DC Adapter 12W Switching Power Cord 3V 4.5V 5V 6V 7.5V 9V 12V Charger Adapter with 9 Tips for Household Electronics Routers Speakers CCTV Cameras Smart Phone USB
Main highlights- Package include: 1 x 12W AC Adapter Charger with 5ft Cord, 9 x Plugs, 1 x Iron Sheet
- Multi Voltage 12W Universal AC DC Adapter replacement power supply for many kinds of household electronics, like Router, Speaker, CCTV camera system, LED strips and other compatible devices. We especially add a micro USB plug, ZOZO power cord offers much convenience for powering Android cellphones, tablets and devices with USB plug.
- Input:110-240V, 50/60Hz; Output: 3V 4.5V 5V 6V 7.5V 9V 12V 1Amp 12W max . The Carefully selected 8 DC plugs are popular used in daily life, meet your indoor power needs for lots of small digital devices at home. With these plugs and different output voltages, save a lot of buying different ac/dc power adapter chargers
- DC Plug Polarity: inner Positive, outer Negative. Not compatible with all devices. Some device requires inner Negative and outer positive (totally opposite), please check carefully before buying this ac adapter
- Choose Correct Voltage: Small household appliances usually don't have circuit protection, using the wrong voltage, may damage your device. It is important to choose the right voltage before powering your device. If your device use Alkaline battery AA or AAA , then each piece is 1.5V, 2 piece choose 3V, 3 piece choose 4.5V, 4 piece choose 6V, etc
9.4Excellent
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5
BelkerBelker 12W Universal 3V 4.5V 5V 6V 7.5V 9V 12V AC DC Adapter Power Supply for Household Electronics - Max. 1000mA
Main highlights- This power supply is with 8 different size adapter plugs which fit for your electronics well and solve your various problems.
- 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.
- Package Included: 1 x Power adapter, 1 x DC plugs kit, 1 x switch key, 1 x manual, 1 x 12-month global warranty.
- Important Note: The adapter DC plug polarity is center positive "+". Please ensure it is same with your devices before buying.
- 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 etc.).
9.3Excellent
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6
BelkerBelker 24W Multi Voltage 3V 4.5V 5V 6V 7.5V 9V 12V Universal AC DC Power Adapter Supply for Household Electronics - Max Amp 2000mA
9.7 Simple to use9.3 Flexibility8.7 movabilityWhy we love it
Versatile voltage settings for various devices.
Includes 9 adapter plugs for compatibility.
Compact and lightweight design.
9.2Excellent
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7
SHNITPWRSHNITPWR Universal Power Supply Adjustable 5V~20V 60W AC Adapter 5V 7V 9V 12V 15V 19V 20V Multi-Voltage AC Power Adapter 100V-240V AC to DC Converter with 14 Tips Reverse Polarity
Main highlights- The adapter is made of high-quality materials and professional production process, with a variety of built-in safety protection systems. Automatic over-voltage cut off, over-current cut off, over temperature cut off, short circuit cut off. No noise, no spontaneous combustion, no explosion, no fire hazard, safe use. We focus on producing high quality and safe power adapters.
- The 60W all-in-one multipurpose AC/DC adapter fit for many 5~20V under 60W small electronics such as LED strip, Wifi camera, cabinet light, TV box, wireless router, USB hub, printer, DVD player, hard disk box, CD player, DC motor, DC pump, digital photo frame, DVR monitoring system, Bluetooth speaker, desktop fountain, fan etc. This product is an AC to DC adapter, NOT charger!!!It can’t be used to charge electronic devices with batteries, such as laptops. Otherwise, it may damage your device
- Our included reverse polarity converter can be used to convert the internal positive to negative and the external negative to positive. Please know the positive and negative polarity and voltage of your device and select the correct voltage before use. Wrong voltage may damage your device. We recommend using less than 80% of full load. Never overload!!! Please feel free to contact us if there are any problems. We have a 30 day money back guarantee and an 12 month exchange.
- It comes with an original 5.5x2.5mm tip (inside"+", outside"-") and 14pcs frequently used tips: 6.5x4.4mm+Pin, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. We especially add a reverse polarity converter, which will double its application scope.
- Input: AC 110~240V, 50/60Hz; Output. DC 5V 7V 9V 12V 15V 19V 20V adjustable, max 3A 60W. Can provide any current less than 3A, such as 500mA 800mA 1A 1.5A 1.8A 2A 2.5A 2.8A 3A. with 5.5mm x 2.5mm DC plug. Adjustable voltage can better match device parameters and supply more accurate and flexible changes.
9.0Excellent
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8
LitStar18W USB Wall Charger 5V 3A 2A [2-Pack] Universal Travel Charger USB Plug Block Cell Phone Charger Compatible with iPhone iPad Google Nexus Samsung LG HTC Moto and More
Main highlights- What You Get: 2 x 18W USB charger block
- Safety Assurance: This power adapter , with its integrated circuit chip, identifies the charging state of the device and provides protection against over-charging, over current, and over-heating. Charging stops when the device’s battery is full. Safe to use
- Product Specification:Input 100-240V 50-60Hz,Output 5V 3A, 9V 2A, 12V 1.5A, 18W Max,Quick Charge 3.0/Quick Charge 2.0 fast charging technology
- Compatibility: The Phone charger Compatible with most smartphones and other USB supported devices, such as IPhone, Samsung, HTC, LG, Nokia, Blackberry, Motorola, MP3 players, smartphones, e-book readers, kindle, Bluetooth speaker, and more. Provide more convenient for your life
- Compact & Lightweight: Extremely compact size, travel-friendly design fits into your pocket or bag easily without occupying too much space and ensures incredible portability wherever you go. Handy for home, office, and vacations.
- After-sales service: 30 days exchange or refund. We take your satisfaction very seriously. If you have any questions, please ask us and we will provide you with professional and friendly customer service
8.9Very Good
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9
BelkerBelker 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]
9.1 Simple to use9.1 Cord length8.9 worth the moneyWhy we love it
8 adapter plugs
100V 240V input
12W max output
8.6Very Good
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10
SoulBaySoulBay 12V Power Supply Universal AC DC Adapter Charger with Adjustable Output 5V 9V 3V 6V 4.5V 7.5V 12 Volt 1A 1.5A 2A for LED Strip Light CCTV Camera BT Speaker GPS Webcam Router, 5 FT Cord, 30W
9.1 Simple to use8.9 Flexibility8.7 worth the moneyWhy we love it
You can use this adapter for a variety of devices
It has 8 interchangeable tips
It is easy to operate
8.5Good
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