The Best 28V Power Supply of 2022 – Reviews & Buying Guide
After hours researching and comparing all models on the market, we find out the Best 28V Power Supply of 2022. Check our ranking below.
2,870 Reviews Scanned
Rank No. #1
3V~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
- 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
- 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
- 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
- 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
- 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
SaleRank No. #2
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
- 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.
- 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.
- 🌟Note: The V and A settings you set are the crossover point at which the mode switches.
- 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.
- 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.
SaleRank No. #3
UpBright 28V AC/DC Adapter Compatible with Model HD-2800200 HD2800200 HD 280020 OPI LED LAMP 2017 GL902 GL 902 Dual Cure Nail Light OP1 0PI 0P1 Powered by LG Innotek 28VDC 1.4A - 2A Power Cord Charger
- World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 Days Refund. 24 Months Exchange.
- UpBright New Global 28V AC / DC Adapter Compatible with Model HD-2800200 HD 2800200 HD2800200 OPI LED LAMP 2017 GL902 GL 902 GL902-US GL902-UA GL902-EU GL902-UK GL902-JP GL902-KR GL902-CA GL 902-US GL 902-UA GL 902-EU GL 902-UK GL 902-JP GL 902-KR GL 902-CA Dual Cure Nail Light OP1 0PI 0P1 Powered by LG Innotek 28VDC 1400mA 2000mA 56W DC28V 1.4A - 2A 56.0W 28.0V 2.0A 28 V 1.4 A 2 A 56 W 28.0 VDC Switching Power Supply Cord Cable PS Battery Charger Mains PSU
- ompatible with Model HD-2800200 HD 2800200 HD2800200 OPI LED LAMP 2017 GL902 GL 902 GL902-US GL902-UA GL902-EU GL902-UK GL902-JP GL902-KR GL902-CA GL 902-US GL 902-UA GL 902-EU GL 902-UK GL 902-JP GL 902-KR GL 902-CA Dual Cure Nail Light OP1 0PI 0P1 Powered by LG Innotek 28VDC 1400mA 2000mA 56W DC28V 1.4A - 2A 56.0W 28.0V 2.0A 28 V 1.4 A 2 A 56 W 28.0 VDC Switching Power Supply Cord Cable PS Battery Charger Mains PSU
- UpBright 30 Days Refund. 24 Months Exchange.
Rank No. #4
NICE-POWER DC Power Supply Variable 30V 10A, Adjustable Switching Regulated DC Bench Power Supply with Output Switch High Precision 4-Digit LED Display, Benchtop Lab Power Supplies with 5V/2A USB Port
- Precise 4-digit LED Display, Auto Power Calculation: The NICE-POWER DC power supply variable is a professional switching power supply regulation device with a high resolution of 0.01V and 0.001A. The variable power supply features a big bright 4-digit LED display that shows the adjustable power supply output values of Voltage (V) / Current (A) / Power (W) in real-time. The high-definition backlit 4-digit LED display provides an accurate and clear readout for the voltage, current and power values even if you are in low-light condition
- Output Switch Control: Sometimes we need to switch between different voltage or current outputs in experiments or work, but we often forget to turn off the output and causing damage to the load. The adjustable DC power supply OUTPUT key is designed to solve this problem, just with a single press of the added OUTPUT key, you can easily turn the output on or off. The required voltage and current can be adjusted without actual output power, which makes this benchtop DC power supply more secure and more energy saving. Also, you don't need to remove the load or turn off the power each time, making the variable DC power supply more convenient and efficient to use
- Reliability and Safety: Safety is our priority, all lab power supplies are CE & FCC certified. The adjustable switching regulated power supply is built with premium electronic components and reliable circuit designs that include multiple protection functions, such as leakage, grounding terminal, over-voltage, over-current, over-power, over-load, over-temperature, short-circuit protection to ensure stable working performance and prolong the life of the adjustable DC power supply effectively. Kindly Remind -For safety considerations, the DC power supply comes with only 110V input which meets the US standard voltage. 220V input is NOT available for this bench power supply
- 5V 2A USB Port, Intelligent Cooling Fan: Complaining about mobile phones or repaired devices not being charged in time? The NICE-POWER adjustable DC power supply allows you to avoid this dilemma. The variable power supply has built-in 5V 2A USB charging interface which can quickly charge any USB devices anytime. The adjustable power supply features with intelligent temperature-controlled fan and heat sink for excellent heat dissipation when the working temperature of the switching power supply exceeds 122℉/50℃, greatly reduce working noise and improving the DC regulated power supplies working efficiency and lifespan
- Compact Design, Lightweight and Portable: The DC voltage stabilized power supplies adopt stable vertical design with the shock-absorbing rubber feet on the bottom of bench supply, making it safer and more stable when using. The size of adjustable DC power supply is 8.4*3.3*5.5 inches and the lab power supply weighs only 2.6 lbs, which is very light and portable. You can carry your bench supply in and out of various workplaces
Rank No. #5
Adjustable DC Power Voltage Converter AC 110V-220V to DC 0-48V 10A Module Switching Power Supply Digital Display 480W Voltage Regulator Transformer Built in Cooling Fan
- Over load protection, over voltage protection, short circuit protection, this protection will protect your load well. Input: AC110-220V, Output: DC 0-48V adjustable, Maximum output current: 10A.
- Made of high quality metal,which is durable and long last.NOTE: before using, please select the input voltage 110V/220V according to your local voltage, to avoid damaging, switch is at right side of the item.
- LED display shows you real-time voltage, which makes it more convenient for you to adjust voltage.
- Built-in cooling fan, over temperature protection, overheating automatic shutdown protection.
- Widely used in Industrial automation, Radio, Broadcasting, LED display, communications, Security cameras, Lighting, Computer.
Rank No. #6
UpBright 28V AC/DC Adapter Compatible with KUANTEN KT56W280200M2 DR-6360 DR6360 LED Nail Lamp DND Daisy Cordless Rechargeable LED UV Dryer Light 28VDC 2A DC28V 2.0A 28.0V Power Supply Battery Charger
- World Wide Input Voltage 100-240VAC 50/60Hz OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection)
- UpBright New Global 28V AC / DC Adapter Compatible with KUANTEN Model KT56W280200M2 fits DR-6360 DR6360 LED Nail Lamp 28VDC 2A DC28V 2.0A 28.0V 2000mA 28Volts 2Amp 28 Volt 2 A +28V 28.0VDC Class 2 Power Supply Cord Cable PS Battery Charger Mains PSU
- Compatible with: Model: KT56W280200M2 fits DND Daisy Cordless Rechargeable LED/UV Nail Dryer Light Lamp LED UV Cure ALL Gels 28 V 2 A 28 VDC 2.0 A 28 VDC 28 Volts Switching Power Supply
- Tested Units. In Great Working Condition. UpBright 30 Days Refund. 24 Months Exchange
Rank No. #7
QKKE 28V 500mA Switching Power Supply Adapter AC 100V-240V DC 0.5A Plug 5.5mm
- Brand New, High Quality Replacement AC Wall Power Supply Adapter Charger, not original but 100% compatible
- Input : 100V - 240V worldwide, All Products are CE Certified.
- Protection: Over-voltage protection, over-current protection, short-circuit protection.
- Intelligent Switching circuit will recognize a full battery & automatically switches to a save mode Plug never heats or overcharges the battery, Short circuit protection
- 1 x Switching power supply. 12 Months warranty & 30 Days Money Back Guarantee & Lifetime support Customer Service.
Rank No. #8
PARTSHE AC Adapter Charger Power Supply for Zebra Eltron TLP2844 TLP LP 2844 2824 GC420 GC420T GC420d Label Printer
- AC Adapter For Zebra TLP2844 LP2844 Label Printer with Power Cord, input voltage AC 100-240V 50-60Hz, output DC 20V 2.5A, 5.5*2.5mm connector size
- Compatible with Zebra LP2642 LP2742 LP2824 LP2824 LP2022 LP2042 LP2242 LP2824-Z LP2844 LP2844s LP2844Z TLP2622 TLP2742 TLP2824 TLP2844Z LP TLP2844 Z TLP 2844-Z ZPL TLP2844PS LP2844PSA TLP3842 TLP3844-Z desktop label printers.
- Compatible with Zebra GC420 GC420T GC420d GC 420 GC 420T GC 420d GC420-100510-000 GC420-200511-000 GC420-200510-000 DA 402 DA402-151-00000 GK888t GK888CN GK888TT label printers.
- Replaces following power adapters: FSP50-11 FSP060-RPBA OWA-60U-20 P1028888-001 9NA0602400 EA1050B-200 EA1060B
- Please check the printer model and connector size before placing an order.NOT fit for other devices not mentioned above.
Rank No. #9
DROK 48V Power Supply, AC 110V/220V to DC 0-48V 10A 480W Buck Converter, Adjustable Variable LED Adapter Regulated 5V 12V 24V 30V 36V 48V Volt Voltage Transformer 10A Amp Charger for Lab CCTV
- 【Volt Adjustment】 Input Voltage can be 110V or 220V. Wide adjustable output Voltage range: DC 0-48V. This supply is suitable for 5V 9V 12V 24V 30V 36V 48V devices. The voltage precision is 0.1V. Note——The maximum current is 10A. But the actual current is depended on the load. No matter how many voltage is adjusted, the current is 10A and can not be regulated. It can be used to device of 2A 3A 5A 10A. Make sure to use the devices which is below 10A.
- 【Hareware】 This Buck Converter is equipped with LED screen, heat sink and cooling fan. The LED screen can clearly display the output voltage. Heat sink and cooling fan can control the temperature in a safe range. During the running power is high, the cooling fan will automatically activate with little noise.
- 【Easy Operation】 This supply is no need to install, after connecting wire, it can be used to adjust output, which is convenient. The potentiometer is inset into the supply. Only to rotate the potentiometer can adjust output parameter.
- 【Protection】 Over Load Protection, Over Voltage Protection, Short Circuit Protection, which can protect your device from damage. Note: the default input voltage is 220V, before using, please switching the input voltage to 110V/220V according to your city voltage.
- 【Wide Application】 This power supply has variable application. It can be used as a 5V 12V 24V 30V 36V 48V power supply for RV, Car, Labtop, Computer, Lab, CCTV, etc. All of our item has 1 year long time warranty guarantee.
Rank No. #10
UpBright 28V AC/DC Adapter Compatible with O.P.I. Model PMW280200 PMW 280200 OPI Professional Class 2 Transformer 28VDC 2A 58W DC28V 2000mA 58.0W 28.0V 2.0A 28 V Power Supply Cord Cable Charger PSU
- World Wide Input Voltage 100-240VAC 50/60Hz OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days Refund. 24 Months Exchange.
- UpBright New Global 28V AC / DC Adapter Compatible with O.P.I. Model PMW280200 PMW 280200 OPI Professional Class 2 Transformer 28VDC 2A 58W DC28V 2000mA 58.0W 28.0V 2.0A 28 V 2 A 58 W 28.0 VDC Switching Mode Power Supply Cord Cable PS Battery Charger Mains PSU
Last update on 2025-03-23 / Affiliate links / Images from Amazon Product Advertising API
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- Specifications: How powerful they are can be measured.
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- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 28V Power Supply.
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