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Best Constant Voltage

DROK Voltage Boost Converter, DC 6-30V 5V Step Up to DC 7-32V 12V 24V 5A Adjustable Volt Regulator, LCD Power Supply Module Voltage Current Amp Display Transformer Circuit Board with Case

  • ...ital LCD display on which shows both voltage and current value simultaneously. Which is easy to read and can help the user easily monitor the output voltage, then largely enjoy their DIY work..
  • General Application --- This voltage step up converter can be used as ordinary step-up module with over-current protection, constant current LED driver module.
  • Features --- Constant current/voltage mode.
  • Input reverse connection protection. You can find the PDF Instructions on this page -- Product information -- Product guides and documents -- User Manual [PDF]..
  • NOTE --- 1). Constant current adjustable means that CC mode only works when the actual load output current is greater than the setting one, otherwise it will work in a constant voltage state, not the current is adjusted to 2A, then it will become 2A for any load being connected. And if the CC value to be adjusted is small, adjust “ADJ-I” counterclockwise a few more times to change. 2). The case is packaged disassembly to avoid damage during transit. It needs to be manually installed..
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Diymore DP50V5A Step-Down Module DC 6-55V to 0-50V 5A Digital Adjustable Programmable Regulated Power Supply Buck Converter with LCD Display

  • The output voltage is adjustable from 0V-50.00V, the output current is adjustable from 0-5.000A..
  • The module can storage 10 groups of preset value and it can quickly extract 2 groups of preset value..
  • This constant voltage and constant current programmable control power supply module makes analog integration and digital control functions combined in one..
  • In the output state display area, it is convenient for you to know whether the output works, constant voltage/current output state, current data group extracted, etc..
  • With LCD display and the function of voltage and current meter, you can view the preset voltage, input voltage, output voltage, preset current, output current, output power, etc. With advanced functions, high accuracy, wide application, the item is really practical..
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Kaito HY3005D 30V/5A Single-Output DC Power Supply

  • Continuously monitor voltage and current output on two back-lit LED digital displays.
  • Operate continuously at full load without overheating.
  • Constant voltage or constant current operation.
  • Coarse and fine voltage controls, fully overload protected.
  • 90 days money back and one year limited warranty.
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Dasiter 600W High Power DC to DC Boost Converter DC 12-60V to 12-80V Boost Module Board Step-up Transformer

  • 【DC to DC Boost Converter】600W high power booster module, wide voltage input: 10V ~ 60V, 12V ~ 80V adjustable wide voltage output.
  • ultra-low input and output pressure difference..
  • 【DC to DC Boost Converter】Specifications: Radiator bottom plate thickness 5mm, tooth height 21mm, length 85mm, width 63mm, booster plate fixed above the radiator, rational design, integrated design of radiator and booster plate, convenient for users to use directly, use long screws fixed directly..
  • 【DC to DC Boost Converter】The module has a constant voltage and constant current function, but it is a non-isolated boost mode, due to its characteristics, the constant current range depends on the input and output voltage and load..
  • 【DC to DC Boost Converter】Please Power on the module first, then connect the load, which is especially important in high-power loads.
  • the input voltage should be stable, especially when some low-voltage (12V) input power supply is connected to the load voltage, it will fall below 10V, and it is easy to break down the power tube at this time..
  • 【DC to DC Boost Converter】Two or more modules can not be used in parallel input and output, otherwise the current limit function will be invalid.
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ACEIRMC 3pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module

  • Aceirmc buck converter input voltage range is DC 6-40V, adjustable output voltage range is DC 1.2-36V, can be used to convert 24v to 12v 5v, adjustable output current range is 0-20A, max output power is 300W. The step down regulator can apply to constant output current..
  • With a wide input voltage range from 6V to 40V, the step-down converter can accurately adjust output voltage and current. The efficiency can be up to 95%,(measured at 20A, converting 24V to 12V)..
  • Short Circuit Protection: Self-recovery(cannot short circuit for long time). Plus, when input and output is common grounded, no-load CV output constant voltage,CC output constant current.
  • Adopting 75V / 80A large current dual MOS tube designed step-down board, Input and output use high frequency low resistance electrolytic capacitor, low ripple, and gives a stable output. Large current 30A connection screw terminals, more convenient to install.
  • Application: DIY stabilized voltage supply, LED car display, mobile power, industrial equipment appliances, LED driver, monitor, solar energy, fans, photovoltaic energy, motor, etc....
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DC Power Supply Variable, 30V 10A Bench Power Supply with Memories, Output Switch, Adjustable Switching Regulated Power Supply with 4-Digits Display, Encoder Adjustment Knob

  • ...DC benchtop power supply is a professional power supply regulation device that has a high resolution of 0.01V and 0.001A. You can easily tune it within 0-30V and 0-5A. The backlit 4-digit LED display provides a more accurate readout for the voltage and current value, visible easily even in the low-light conditions..
  • Constant Voltage (C.V.) & Current (C.C.) Mode Automatic Conversion: Easy to dial in the desired voltage and current with the coarse and fine adjustment knob. The constant voltage/current mode can automatically switch with load changes. The conversion of constant voltage and constant current is indicated by the LED display on the front panel..
  • Compact and Various Application: This DC power supply is less than 3 lb and measures only 9.5 x 3.4 x 6.1 inches, applies for laboratory, school, repair, electrolyzation, electroplate, brush plating, lamp test, aging testing, battery charge, home DIY and other requirements. 5V/2A USB Interface could charge your cellphone and provide power for the device which you want to repair, no worry about running out of power..
  • Reliable and Safety: Many safety measures are adopt in Kungber DC bench power supply- Grounding wire, Leakage protection, Thermal protection, Voltage overload, Power overload and Short-circu....
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UCTRONICS Numerical Control DC 6-55V to 0-50V 5A Step Down Stabilized Power Supply Constant Voltage Current Buck Power Converter Power Supply Adjustable Module

  • UCTRONICS Variable Bench Power Supply DSP5005 - Buck Converter DC 6-55V to 0-50V 5A Precision Digital Adjustable Step Down - Constant Voltage and Current, 10 Preset Settings Switchable: This power supply combines digital control with analog integration. Its output range: Voltage is 0-50.00V, step by 0.01V.
  • This step down voltage regulator can store M0-M9 10 groups preset value when power-down. Keep pressing M1 or M2 more than 2s, the corresponding data group will be extracted and displayed on the right of the screen.
  • The 1.44 in colorful LCD monitor can display the preset voltage, input voltage, output voltage, the preset current, output current, output power at the same time. On the output state remind area, you can monitor that the key is locked or not, output is normal or not, the state of constant voltage and constant current, the current data set prompt and output opens or not.
  • There are four button-"M1", "M2", "SET" and "ON/OFF", and a coding potentiometer. Can be used for to set the output voltage and output current on the main display interface, set the data on the data setting interface, set the protection value, adjust the brightness of screen, extract Shortcut storage data group M1 or M2, etc..
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1200W High Power DC to DC Boost Converter, PEMENOL DC 10-36V to 12-80V Boost Module Step-up Transformer, Adjustable Charging Power Supply for Electric Vehicles and Solar Power

  • ★High Power DC to DC Boost Converter: This module with a function of constant voltage and constant current. It can be used to provide charge for electronic devices. Suitable for voltage stabilization of solar panels, charging of batteries, lithium batteries, etc.
  • ★Wide Input Voltage and Output Voltage: Input voltage: 10-36V.
  • output voltage:12-80V. The output current can be adjusted(Max 20A). ultra-low input and output voltage difference. When the current > 18A, please strengthen the heat dissipation.
  • ★With Overcurrent and Short Circuit Protection : Double short-circuit protection (input 20A fuse).
  • with output anti-reverse flood protection, no need to add anti-reverse diode when charging.Note: There is no reverse connection protection, if you have this need, please connect a diode in series with the input.
  • ★Large Heat Sink: Large heat sink design (85mm*62mm*64mm), and it has been processed with black oxidation (black oxidation has better heat dissipation). Which can prolong the service life of the module and make the conversion efficiency of the module higher.
  • ★Widely Application: High-power LED constant current drive, Lithium battery charging, Ni-Cd or Ni-MH battery charging, Solar panels, Wind Turbines, and so on.
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Kungber DC Power Supply Variable, 30V 5A Adjustable Switching Regulated DC Bench Linear Power Supply with 4-Digits LED Power Display 5V/2A USB Output, Coarse and Fine Adjustments with Alligator Leads

  • ...ower supply regulation device that has a high resolution of 0.01V and 0.001A. You can easily tune it within 0-30V and 0-5A. The backlit 4-digit LED display provides a more accurate readout for the voltage and current value, visible easily even in the low-light conditions..
  • Constant Voltage (C.V.) & Current (C.C.) Mode Automatic Conversion: Easy to dial in the desired voltage and current with the coarse and fine adjustment knob. The constant voltage/current mode can automatically switch with load changes. The conversion of constant voltage and constant current is indicated by the LED display on the front panel..
  • Compact and Various Application: This DC power supply is less than 3 lb and measures only 9.5 x 3.4 x 6.1 inches, applies for laboratory, school, repair, electrolyzation, electroplate, brush plating, lamp test, aging testing, battery charge, home DIY and other requirements. 5V/2A USB Interface could charge your cellphone and provide power for the device which you want to repair, no worry about running out of power..
  • Reliable and Safety: many safety measures are adopt in Kungber lab DC power supply - Grounding wir....
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Kungber DC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Linear Power Supply with 4-Digits LED Power Display 5V/2A USB Output, Coarse and Fine Adjustments with Alligator Leads

  • ... benchtop power supply is a professional power supply regulation device that has a high resolution of 0.01V and 0.01A. You can easily tune it within 0-30V and 0-10A. The backlit 4-digit LED display provides a more accurate readout for the voltage and current value, visible easily even in the low-light conditions..
  • Constant Voltage (C.V.) & Current (C.C.) Mode Automatic Conversion: Easy to dial in the desired voltage and current with the coarse and fine adjustment knob. The constant voltage/current mode can automatically switch with load changes. The conversion of constant voltage and constant current is indicated by the LED display on the front panel..
  • Compact and Various Application: This DC power supply is less than 3 lb and measures only 9.5 x 3.4 x 6.1 inches, applies for laboratory, school, repair, electrolyzation, electroplate, brush plating, lamp test, aging testing, battery charge, home DIY and other requirements. 5V/2A USB Interface could charge your cellphone and provide power for the device which you want to repair, no worry about running out of power..
  • Reliable and Safety: Many safety measures are adopt in Kungber DC bench power supply- Grounding wire, Leakage protection, Thermal protection, Voltage overload, Power overload and Short-circu....
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Kungber DC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Linear Power Supply with 4-Digits LED Power Display 5V/2A USB Output, Coarse and Fine Adjustments with Alligator Leads

  • ...power supply is a professional laboratory power supply regulation device that has a high resolution of 0.01V and 0.01A. You can easily tune it within 0-30V and 0-10A. The backlit 4-digit LED display provides a more accurate readout for the voltage and current value, visible easily even in the low-light conditions..
  • Constant Voltage (C.V.) & Current (C.C.) Mode Automatic Conversion: Easy to dial in the desired voltage and current with the coarse and fine adjustment knob. The constant voltage/current mode can automatically switch with load changes. The conversion of constant voltage and constant current is indicated by the LED display on the front panel..
  • Compact and Various Application: This lab DC power supply is less than 3 lb and measures only 9.5 x 3.4 x 6.1 inches, applies for laboratory, school, repair, electrolyzation, electroplate, brush plating, lamp test, aging testing, battery charge, home DIY and other requirements. 5V/2A USB Interface could charge your cellphone and provide power for the device which you want to repair, no worry about running out of power..
  • Reliable and Safety: many safety measures are adopt in Kungber lab DC power supply - Grounding wire, Leakage protection,Thermal protection, Voltage overload protection, Power overload pr....
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DROK DC 24V to 12V CC CV Step Down Volts Regulator Constant Current Voltage 8A DC Adjustable Buck Converter 7-40V to 1.2-35V LED Driver Charger Module with Charging Indicator Solar Power Supply DIY

  • Module Properties: non-isolated step-down constant current , constant voltage module (CC CV) charging module.
  • Output voltage :DC 1.2-35V continuously adjustable.
  • Output Current: 8A ( when power tube's temperature exceeds 65 degrees, please add cooling fan ).
  • Constant current range :0.2-8A ( adjustable ).
  • Input 24V Output 12V 5A ripple around 50mV ( excluding noise ).
  • Application: High-power LED constant current driver, rechargeable lithium batteries (including ferroelectric), 4V, 6V, 12V, 14V, 24V rechargeable batteries, nickel-cadmium nickel-metal hydride batteries (battery pack) charging, solar panels, wind turbines.
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Replacement UV Tube; 4 watts, 365 nm

  • 【Advantage】High precision LED digital display, intuitive. Light weight and mini size.Easy to operate..
  • 【Constant】Constant Voltage (CV ) & Constant Current (CC ) Function. Suitable for various occasions which need to use DC Power Supply..
  • 【Advanced & Protection Functions】Advanced technology, effectively reducing the weight of the power, power moves. Suitable for general or lab use. Overcurrent protection (OCP), over temperature protection (OTP), over power protection (OPP)..
  • 【Thermal Effect & Low Noise】8cm smart fan, thermal effect, effectively extending fan life, reducing noise.Plastic panels, more beautiful, coarse harmonic voltage and current settings finetuning knob, set more precise..
  • 【Wide Application】Battery charging. Car DVD, car audio. Aging products, such as resistors, capacitors, relays, motor, LED, and so on. Laboratory, factory, repair power supplies.All other where DC power supply is required..
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