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The Best 400 Volt Power Supply of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 400 Volt Power Supply of 2022. Check our ranking below.

2,143 Reviews Scanned

SaleRank No. #1
YTHEE DC Power Supply Variable Programmable Professional Laboratory DC Power Supply Adjustable 0-400V 0-1A Lab Bench Switching Power Source High Precision Bench Linear Power Supply
  • 1.This item is a new modular adjustable power supply, the first stage of switching power supply, linear power stage is it with switching and linear power supply, compared with a high accuracy, ripple, high stability, high efficiency, no high frequency radiation interference, for occasions of features. It effectively solves linear power supply, low efficiency, high calorie, switching power supply ripple big problem, is a linear power supply and switching power supply perfect combination.
  • 2.Product is adjustable DC power supply, voltage, current, continuously adjustable, steady flow regulator with automatic conversion of high-precision DC stable power supply, the output voltage from 0 volts from the transfer, arbitrarily selected within the rated range, current limiting protection point can be arbitrarily chosen, the output power can be continuously adjustable within the rated range. Voltage, current output and settings on the LCD screen can be displayed simultaneously
  • 3.It has improved overload and short circuit, overheat protection circuit; fanless design, quiet, no noise; shuttle design, you can easily set the voltage and current output value
  • 4.This product adopts microcomputer control, computer link can be arbitrarily set the desired voltage and current values. Common on the market and regulating transformer relay regulated pressure regulator DC power supply, compared with a high accuracy, ripple, high stability characteristics.
Rank No. #2
High Voltage DC-DC Boost Converter 8V-32V to ±45V-390V Adjustable ZVS Capacitor Charging Power Supply Module
  • Input voltage: two input voltage range selectable, (jumper selectable through the back of the PCB, default setting 10-32V input): 1) 8V-16V input 2) 10V-32V input
  • Input Current: 5A (MAX)
  • Output voltage: ± 45-390V continuously adjustable (the default output ± 50V. This module has regulator function, after adjusted output voltage is stable and unchanging, not with changes in input voltage changes)
  • Output Current: 0.2A MAX (affected by input voltage and dropout voltage,the higher the output voltage, the smaller the output current)
  • Output Power: 40W (peak 70W)
Rank No. #3
LED Power Supplies 200W 500mA 200-400V CC IP65 int. pot
  • Built-in active PFC function
  • High efficiency up to 94%
  • IP67 / IP65 design for indoor or outdoor installations
  • Suitable for LED lighting and street lighting applications
  • 7 years warranty
Rank No. #4
ELEOPTION 220V (0-400V) Adjustable DC Power Supply Programmable LCD Display Power Supply 0-1A
  • This item is a new modular adjustable power supply, the first stage of switching power supply, linear power stage is it with switching and linear power supply, compared with a high accuracy, ripple, high stability, high efficiency, no high frequency radiation interference, for occasions of features. It effectively solves linear power supply, low efficiency, high-calorie, switching power supply ripple big problem, is a linear power supply and switching power supply perfect combination.
  • Product is adjustable DC power supply, voltage, current, continuously adjustable, steady flow regulator with automatic conversion of high-precision DC stable power supply, the output voltage from 0 volts from the transfer, arbitrarily selected within the rated range, current limiting protection point can be arbitrarily chosen, the output power can be continuously adjustable within the rated range. Voltage, current output and settings on the LCD screen can be displayed simultaneously
  • It has improved overload and short circuit, overheat protection circuit; fanless design, quiet, no noise; shuttle design, you can easily set the voltage and current output value
  • This product adopts microcomputer control, computer link can be arbitrarily set the desired voltage and current values. Common on the market and regulating transformer relay regulated pressure regulator DC power supply, compared with a high accuracy, ripple, high stability characteristics.
  • Note:This item only support 220V
Rank No. #5
Boost Converter Module,High Voltage DC-DC Boost Converter 8-32V 12V to ?¡§¡è45V-390V ZVS Capacitor Charging for Nixie Tube Power Supply Capacitor hi Voltage Charger 400v Boost Converter
  • EFFICIENT: Adjustable boost power conversion module, boost circuit board is a high efficiency non-isolated boost module for nixie tube power supply
  • EFFICIENT: Adjustable boost power conversion module, boost circuit board is a high efficiency non-isolated boost module
  • STABLE: The output voltage does not change with the input voltage for capacitor hi voltage charger
  • SAFETY: Support short circuit protection for 400v boost converter
  • FUNCTION: Support overcurrent / voltage protection, support reverse input protection
Rank No. #6
UpBright New 9V AC/DC Adapter Compatible with Casio Casiotone CT-380 CT380 MT-400v CT-202 CT-410v MT-800 Piano Keyboard 9VDC 9.0V Power Supply Cord Cable PS Wall Home Charger Mains 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 money back guarantee. 1 full year service warranty.
  • UpBright New Global 9V AC / DC Adapter Compatible with Casio Casiotone CT-380 CT380 MT-400v CT-202 CT-410v MT-800 Piano Keyboard 9VDC 9.0V Power Supply Cord Cable PS Wall Home Charger Mains PSU
Rank No. #7
Automatic Transfer Toggle Switch AC 400V 3P Dual Power 63/80/100A Flame Retardant High Reliability High Sensitive Response for Power Supply(100A)
  • The outer casing of the switch is made of flame retardant material, which is resistant to high temperature, is not easily deformed, and is safer to use.
  • Double power automatic switching switch is to switch the two power supply, divided into the common power supply and standby power supply. When the common power supply is cut off, the backup power supply will be restored to the common power supply after t
  • Sensitive response, millisecond fast switching of power supply.
  • Reasonable structure, small size, beautiful appearance, long service life.
  • Rail-mounted installation, simple and convenient, effectively protect your electricity safety and stability.
SaleRank No. #8
Pyramid Universal Compact Bench Power Supply - 50 Amp Variable Linear Regulated AC to DC Power Converter/Power Supply Adjustable DC Voltage Supply with Amperage Gauge, Volt Meter, USB Port - PSV500
  • Converts AC to DC: features AC to DC power supply Variable linear/ regulated design. Provides convenient and reliable AC-to-DC Power conversion W/ constant source of DC voltage. Works w/ cellular phones, CB radio, scanner, ham radio, etc
  • Usb and Screw-Type terminals: This workbench linear variable power supply features dual USB charge port and universal screw connection terminals compatible w/ a wide range of device/equipment. Used to test device/equipment operation and performance
  • Plug-in operation: The simple plug-in operation provides a constant source of DC voltage, allowing for quick and consistent power conversion. Switch-activated power control eliminates the need for an external battery or additional power source
  • Short-circuit protection: Equipped w/ built-in electronic overload and short circuit protection to ensure the safety of the operator and any connected electronics. Has rugged and durable housing construction safe for benchtop or desktop Placement
  • Amp gauge and volt meter display: this DC bench power supply is equipped with rotary control for the adjustable power supply DC and analogue gauge Amperage and voltage Metered display for easy operation
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
UCTRONICS 400W AC to DC Power Source and Case, Switching Power Supply Constant Voltage Stabilized Regulator and CNC Housing Bundle for Riden RD6006/RD6006W
  • For RD6006/W: A assorted bundle for RIDEN RD6006 and RD6006W, includes a switching power supply which is a 400W AC to DC power source, a CNC Housing, a cooling fan and fan's power supply board, a power socket, a power switch, wires and assembly accessories.
  • Paper Instruction Included: Make it clear of assembly and wring to avoid short circuit and risk being caused. Input: AC 110V 8A/220V 4A; Output: DC 60V 6.7A; Can also be used to power stepper motors; Please switch the input power 110V/220V of the AC to DC power source before power on avoiding damage.
  • Multiple Protection Mechanism: Anti-reverse protection, overvoltage protection (OVP), overcurrent protection (OCP), overload protection (OPP), over-temperature protection (OTP).
  • Intelligent temperature control : When the temperature reaches above 60 ℃, the fan starts to work
  • NOTE: 1. This bundle is unassembled; 2. RD6006/W is not included, please search for U6231 to get; 3. The wiring requests a high level of expertise, non-professionals must not operate.

Last update on 2022-11-19 / Affiliate links / Images from Amazon Product Advertising API

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