10 Best 4 In The Power Supply In The Us - Black Friday 2024
Jesverty DC Power Supply Variable, 0-30V 0-10A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-3010
Main highlights- Note: The test leads that come with the unit are merely a give-away, we recommend that you prepare test leads with sufficient current capacity if your project needs long-term use of high current.
- Note: The V and A settings you set are the crossover point at which the mode switches.
- Note: Power cords and the AC input settings vary depending on the destination for the product at the factory-shipment.
- 5️⃣【Items you get & Customer service】: 1 x SPS Unit, 1 x Power Cord*, 1 set of test leads*, 1 x instruction manual (contact information included). We provide professional technical support. Should you have any problems or questions about your order, please feel free to contact the Jesverty Customer Service via Amazon or email.
- 4️⃣【Reliability and Safety】: The Jesverty SPS series is built with high-quality materials and reliable circuit designs that include multiple protection functions, such as short-circuit protection, over-load protection, grounding terminal, temperature-regulated fan, etc. to ensure performance and extend the lifespan.
- 3️⃣【Compact Body & Lightweight】: The Jesverty SPS series measured only 7.1(D)x3.35(W)x6.1(H)inches and weight of approx. 2.5lbs. It saves space on your workbench and can be moved around without any frustration.
- 2️⃣【Auto C.V. and C.C. Mode】: The Jesverty SPS series can be used as a constant-voltage*(C.V.) power supply and constant-current*(C.C.) power supply even when the load is changed. It switches automatically between CV mode and CC mode according to the changes in the load.
- 1️⃣【4-Digit Display & Power Calculation】: The Jesverty SPS series features a big bright 4-digit LED display that shows measured values of V／A／W that the unit outputs in real-time. The display resolution is up to 0.01V, 0.001A, and 0.1W.
9.8Exceptional
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Value for Money2
Wefomey3V~36V 4A 144W Universal Power Supply 3V 5V 6V 9V 12V 15V 18V 20V 24V 30V 36V Adjustable Variable Switching AC/DC Adapter, 100V-240V AC to DC Converter with 14 Tips & Polarity Converter & Test Lead
Main highlights- Wide Range of Applications: The 144W all-in-one multipurpose AC/DC adapter fit for many 3~36V small household electronics such as LED strips, 3D printer, smart speaks, wireless routers, DC motor, DVR NVR surveillance system etc. For indoor use only
- Tip: LCD display will show the output voltage, in case that wrong voltage regulation damage your device. 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
- Package Includes: 1 x 3~36V 4A universal ac/dc adapter, 14 x DC tips, 1x reverse polarity converter, 1x alligator clip test lead, 1x male DC power pigtail cable. If you have any questions, please feel free to contact us via Amazon, and we are here for you
- Input: AC 100~240V, 50/60Hz; Output: DC 3~36V Adjustable, Max 4A 144W; It can apply to most appliances which the input voltage is between 3V to 36V and the rating power is equal to or less than 144 Watt
- Built-in Multiple Safety Protection Systems: Automatic over voltage cut-off, over current cut-off, over temperature cut-off, short circuit cut-off. No noise, no explosion, no fire hazard, safe to use. 6ft long power cable makes it convenient to use
- 14pcs DC 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. Easily meet the power requirement of your different devices
9.7Exceptional
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3
ALITOVEALITOVE 24V Power Supply 4A 96W AC/DC Adapter 100-240V AC to DC 24 Volt Converter 4amp 3.75A 3.5A 3.3A 3.2A Transformer 5.5x2.5mm for LED Strip CCTV Camera LCD Monitor Massage Chair
Main highlights- Widely used to drive LED strip light, CCTV camera, LCD monitor, massage chair, DC motor, DC bump and other 24V devices less than 96W.
- Safety features: Automatic overload protection, over-voltage protection, over-current protection, over-temperature protection, short circuit protection.
- Input: 100~240V 50/60Hz; output: 24V DC, 4A max; Works with devices that draws less than 4A, such as 500mA, 1A, 2A, 3A, 3.1A, 3.3A, 3.4A, 3.6A, 3.8A, 4A.
- DC plug connector size is 5.5mm x 2.5mm. Compatible with 5.5mmx2.1mm. Connector polarity is internal positive "+", outside negative"-".
- Ample 96W output power and 24V stable output voltage will protect your electronic devices from destruction.
9.6Exceptional
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4
COOLM15V 4A Power Supply - COOLM 15V 4A 60W Power Adapter Charger 100-240V AC to DC Converter 5.5x2.5mm Replacement 15V 3.5A 3A 2.5A
Main highlights- Output: DC 15V 4A, Input: AC 100-240V 50/60Hz, DC interface size: 5.5mm x 2.5mm (and compatible with 5.5mm x 2.1mm); It perfect replacement for 2A / 2.5A / 3A / 3.5A as amperage isnt forced. (If your previous Adaptor was less than 4A then this will be a perfect replacement as amperage is NOT Forced)
- Note: It can not work for Microsoft Surface Book, Surface Go, Surface Pro X
- Compatible with Pioneer Airplay A1 A3 Series XW-SMA XWSMA XW-SMA1 XW-SMA1-K XWSMA1K XW-SMA3 XW-SMA3-K XWSMA3K Wireless Sound Speaker System S065BP1500400 15VDC 1.6A 1.8A 2.8A 4A Power Supply;
- Compatible with Neewer 14 inches and 18 inches Ring Photography Video Lighting;
- 2 Years warranty, It are certified by CE / FCC / RoHS certification. We focus on providing quality power products and excellent customer service and Automatic overload cut-off, over voltage cut-off, automatic thermal cut-off, short circuit protection.
9.3Excellent
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5
SnsnlentSnsnlent AC Adapter Power Supply 12V 4A 48W AC/DC Power Adapter with 5.5x2.1mm DC Plug 12V 4A 48W for LCD Monitor, LED Strip Light and Other Low Voltage Device
Main highlights- Please confirm the packaging and service: the package contains 1x12v 4a AC adapter and 1xAC power cable;
- Please confirm the DC interface specifications you need: DC connector size 2.5mm inner diameter, 5.5mm outer diameter, cable length 90cm/2.95ft; all copper nickel-plated plug, standard safety input jack, good conductivity, wear-resistant and not deform , pass plug and unplug test, strong corrosion resistance
- Good safety performance and high reliability: 100% brand new products, adopting IC chip chip motherboard solution, more stable quality; high quality components, more stable performance
- Four protections and safety guarantees: over-voltage protection, over-current protection, short-circuit protection, over-heat protection; shipment after load aging test
- 12V 4A Adapter The parameters: AC input 100-240V 50 60Hz, DC output 12V 4A; wide voltage input, in line with global standards
9.0Excellent
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6
COOLM5V 4A Power Supply Adapter - COOLM AC 100-240V to DC 5V/4A 20W Charger Plug DC 5.5mm x 2.5mm Universal for Atomic Pi, Jetson Nano, USB Hub, WeBoost 850012 Connect RV 65 RV65, Odroid XU4 / XU4Q
9.9 worth the money9.5 materials Quality9.3 Noise levelWhy we love it
Versatile voltage compatibility for various devices.
Excellent noise reduction for audio equipment.
Affordable and reliable replacement option.
8.9Very Good
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7
LeTaoXing12V 4A Power Adapter - LeTaoXing AC 100-240V 50/60Hz to DC 12 Volt 4 Amp 48W Power Supply 12V/4A Charger for LED Strip Light LED Driver CCTV Security System
Main highlights- What you get: 1pcs 12V 4A Power Adapter with cord. If you have any questions with the product, please reach out to me and we will provide you a satisfying solution.
- It perfect replacement for 2A / 3A / / 3.5A / 4A as amperage isnt forced. (If your previous Adaptor was less than 4A then this will be a perfect replacement as amperage is NOT Forced).
- It is perfect for 5050 3528 12V LED Strip Light, Wireless Router, ADSL Cats, HUB, Security Cameras, Audio/ Video Power Supply, LED Driver, CCTV Security System, LCD Monitor, Webcam Router and other 12V devices.(devices power cannot exceed 48W)
- It has passed FCC,CE,CCC and other safety certification,to ensure that customers can use safely! Safety Protection: Over-voltage protection, Over-current protection, Over-temperature protection, Short circuit protection.
- Input: 100V-240V 50/60Hz; Output: 12V DC, 4A Max. Output adaptor jack size: 5.5mm x 2.5mm (Compatible plug 5.5mmx2.1mm jack size). DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is irreversible.
8.8Very Good
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8
SenTaiYuan36V 4A Power Supply for Home Audio Amp, 36V Power Supply 4A 144W AC DC Adapter 110-240V AC to DC 36V 4A Transformer Replacement with 5.5mmx 2.5mm Plug for LED Lights Inkjet Printer Laser Engraver.
Main highlights- Warning: This adapter CANNOT be used for E-Bbike please! DO NOT use to all lithium battery products! NOT for electric bicycles, NOT for eBike with lithium-ion batteries, NOT balance car, NOT Ebike EMC-120 Lipo
- Suitable for the AI Vega, Sol, or Hydra LED lights, as well as the AI Hydra 52 LED lights and the Aqua Illumination Vega LED lights, is a power source of 36 volts.
- Input: AC 100V to 240V and a frequency of 50-60Hz. DC output of 36V. Can deliver a maximum output current of 4A, allowing for a maximum power output of 140W.
- 36V4a power adapter can be used for devices that require 36V and have a power consumption of less than 140W. These devices include LED strip lights, water purifiers, massage chairs, DC motors, DC pumps, inkjet printers, laser engraving machines, electric drills, and more.It is suitable for AI Vega, Sol, or Hydra LED light, AI Hydra 52 LED lights, AI Vega LED Reef Tank Lights,Aqua Illumination Vega LED lights,other 36V LED Lights/devices
8.6Very Good
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9
Security-01Security-01 2-Pack AC to DC 5V 4A Power Supply Adapter, Plug 5.5mm x 2.1mm,UL Listed
Main highlights- Warranty: 18 months and lifetime technical support
- Output: 5V DC 4A, 20Watt
- Input Voltage: AC100-240V 50/60Hz.
- ETL Listed, FCC certificate WEEE, RoHS
- DC Connector Size: 5.5mm x 2.1mm
8.4Good
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10
TAIFUTAIFU 4-Pin 12V 8.33A - 9A Power Adapter for Synology Disk Station 4-Bay DS410 DS410j DS411 DS411J DS412 DS412 + DS416 DS418 DS918+ DS923+ DiskStation Network Storage NAS Server 12V DC Power Supply
9.9 worth the money9.7 For travelingWhy we love it
Compatible:Synology models
Multi protection:OVP, OCP, SCP
3 year warranty:Full money back
8.3Good
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