Top 6 Best Adjustable Power Supply Dc

High Precision with 4-Digit and Power Display Kungber 30V 10A DC 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 voltagecurrent 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. 5V2A 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-circuit protection. Kungber power supply use premium electronic components, provide reliable working status and prolong the life of product effectively. When the working temperature is more than 12250,the intelligent thermal protection will active the cooling fan to lower the temperature according to the load.. What You Get - 1 x Kungber SPS3010 Variable DC Power Supply, 1 set of Output Power Cords , 1x Input Power Cord, 1 x User Manual, and Technical Support from Kungber..

Automatic power calculation adjustable DC power supply accuracy up to 0.01V and 0.001a, constant voltage C.V. and constant current C.C. mode automatic conversion and can automatically calculate power values according to voltage and current. In addition, the backlit 4-bit LED display provides more accurate readings of voltage and current values, which are easy to see even in low light conditions.. 5 V 2A USB interface Variable power has built-in quick charging protocol identification chip, supporting USB quick charging function, it has A 5 V 2A output can be quickly charged mobile phones or other devices or used for charging equipment repair, very convenient.. Safe and reliable with a variety of safety protection measures, including grounding wire, leakage protection, thermal protection, voltage overload, power overload, short circuit protection, and the power supply is equipped with intelligent temperature control fan and heat sink, heat dissipation effect is good, can effectively continue to work. Extend product life.. Widely used Jesverty DC desktop power supply size is only 8.66x 3.35x 5.9 inches, more flexible and compact than ordinary power supply, very suitable for laboratory, school, maintenance, electrolysis, electroplating, brush plating, lamp testing, aging test, battery charging, home DIY and other requirements.. Packaging and after-sales 1 x power host, 1 x output power line, 1 x input power line, 1 x user manual, we provide lifelong technical support. If you are not satisfied with the product you have received, please feel free to contact us..

Adjustable VoltageInput AC 100240V, 5060Hz, Output Voltage can be adjusted from 3V to 24V DC such as 3V 4V 4.5V 5V 5.5V 6V 9V 12V 14V 15V 19V 20V 24V. Wattage Max 3A, 72W It can supply with amps less than 3A, such as 300mA, 500mA,1A, 1.5A, 2A, 2.5A, 3A.. Upgraded Version Power SupplyBuilt-in protruding rotatable button for adjusting the voltage suitable for your device ,The LED displays real-time voltage,which helps you control real-time condition of charging. The knob can be adjusted more evenly, and it can reach 13V 14V by rotating 50. Increase the off gear to turn off the power without pulling the plug.. Multiple DC TipsEquipped with 14 frequently used plugs Micro-USB, Type-C, DC terminal connector, 6.5x4.4mmPin, 5.5x2.1mm, 5.5x3.0mmPin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm. Universal ac adapter equipped with a reverse polarity converter. Our DC plug polarity inner positive, outer negative-. you can use this reverse polarity converter, which expands the application range of the adapter to a greater extent.. Widely UsedThe 72W all-in-one multipurpose adapter fit for most ACDC home appliances. Can be perfect for Wireless Router, ADSL Cats, HUB, Security Cameras, WiFi Camera, DVD Player, Audio Video device, 3D Printer, CCTV System, LCD Monitor, Bluetooth speaker, Sound bar, digital piano, portable Keyboard, IR illuminator, LED strip light and other household portable devices. Check dc jack before buy 5.5x2.5mm, compatible 5.5x2.1mm. Worry-Free ShoppingPackage includes 1 x 324V 72W universal acdc adapter, 14 x DC tips, 1 x reverse polarity converter. Built-in multiple safety protection systems and safe to use. All products tested and shipped. If you have any questions about the product, please feel free to contact us before returning. We support 30 days money back guarantee, 24 months free exchange..

High Precision, Wide RangeLONGWEI DC power supply is a professional power supply regulation device that designed with crystal clear, backlit 3-digit LED display of voltage, current, and power. Precise accuracy 00.1V and 0.01A. You can easily tune it within 0-30V and 0-10A. Very durable and easy to observe even in low light conditions.. High Quality with Essential SafetySafety is our priority. Grounding wire, The power supply takes the function of limited flow protection, overpower protection, over temperature protection, voltage overload protection. greatly improving its working efficiency and lifespan. Excellent Heat DissipationEquipped with a big fan controlled by intelligent temperature control sensor and multiple heat radiation grooves on both sides, Intelligent fan offers excellent heat dissipation effect, which reduces the noise and prolongs the life of product effectively.. Various ApplicationThis one weighs less than 2kgs and measures only 2.78.66.3inches, Applies for laboratory, school, home, electronic repair DIY, aging test and other requirements thanks to complete test probes and output cable with alligator clips.. What You Get1 x K3010D DC power supply, 1 x output power cord, 1 x Input power cord, 1 x test probes, 1 x User manual. Buy Now Risk-Free with 30 days Free Of Return,we provide 12-Month after sale service, lifetime technical support. Please feel free to contact us if you have any concerns,we will reply to you to solve your problem in 24H..

Input AC 100240V, 5060Hz Output DC 324V Adjustable, Max 3A 72W It can supply with any voltage between 324V,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.. It comes with an original 5.5x2.5mm tip and 14pcs frequently used tips 6.5x4.4mmPin, 5.5x2.1mm, 5.5x3.0mmPin, 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. You can screw wires onto it easily, perfect for DIY projects.. The 72W all-in-one multipurpose ACDC adapter fit for many 324V 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. This product is an AC to DC adapter, NOT chargerIt cant be used to charge electronic devices with batteries, such as laptops. Otherwise, it may damage your device.. 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.. 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, 18 months exchange..

30W multi voltage universal power adapter would meet your 90 power need for 3-12V household and office electronics, like portable bluetooth, wireless receivers, electrical toys, classic radio,battery chargers, Christmas light decoration, games consoles, kids 4 wheeler, GPS, DVR, massage gun, webcam, speaker, CCTV camera, speaker, lan phones, USB Hubs, laptop cooler, external speaker, 5V 12V LED strips Lights and more.. Variable Power Supply Input AC 100240V, 5060Hz Output DC 312V Adjustable, Max 2A 30W. The variable voltage is easy to select. You can easily switch to different voltages by turning the built-in button with the provided key, such as 3V 4V 4.5V 5V 6V 9V 12V 2A 1.5A 1A 1000mA 800mA. One adapter for multiple device.. Universal ac adapter equipped with a reverse polarity converter. Our DC plug polarity inner positive, outer negative-. When your power interface is opposite polarity, such as piano keyboard, guitar multi effects pedal... you can use this reverse polarity converter, which expands the application range of the adapter to a greater extent.. Universal ac adatper comes with 15x DC Plugs Type-C, Micro-USB, DC terminal connector, 6.5x4.4mmPin, 5.5x2.1mm, 5.5x3.0mmPin, 5.0x2.5mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 3.5mm Mono and 2.5x0.7mm. The different size tips fit for various electric appliances well.. Package includes 1 x 3-12V 30W universal acdc adapter, 15 x DC tips, 1 x reverse polarity converter. Built-in multiple safety protection systems and safe to use. If you have any questions about the product, please feel free to contact us before returning. We always support and provide excellent after-sales support.

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. NoteThe 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 110V220V 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..

High Precision 4-Digit and Power Display IKococater 30V 10A DC 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.. Set Values by Accurate Encoder Knob Just set Voltage and Current instead of adjust. You can press the Voltage and Current encoder knob to select the Digit you want to adjust, then rotate the knob to set the value from 0-9. Each Digit can be set easily by the accurate encoder knob. The encoder switch replaces the potentiometer switch, making your work easier, more accurate and efficient.. Output Switch Control - Sometimes we need to switch between different voltage or current outputs, but we often forget to unplug the previous instrument and cause to burn out, which often occurs in the maintenance. Output switch is designed to solve this problem. By pressing the OUTPUT key, the required voltage and current can be adjusted without the actual output power, which makes this benchtop DC power supply more secure and more energy saving.. Compact and Various Application IKococater 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. 5V2A 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 IKococater DC power supply-Leakage protection, Thermal protection, Overload protection and Short-circuit protection. This power supply use premium electronic components, provide reliable working status, and prolong the life of the product effectively. When the working temperature is more than 12250, the intelligent thermal protection will active the cooling fan to lower the temperature..

Precise Encoder Knobs Unlike other DC power supplies, the WANPTEK DPS3010U DC power supply uses a precise encoder adjustment. Press the knob to switch the number of digits and turn the knob to set the number. Let the direct setting value replace the adjustment value.. USB Type-C Interface The variable power supply has built-in fast charging protocol identification chip that supports USB Type-C fast charging function, which is different from the ordinary USB charging interface in that it has a 5V3.6A output that can quickly charge your mobile phones and or other devices or be used to charge the device to be repaired.. Short Circuit Alarm In order to improve the safety of the dc power supply and prolonging its service life, we have designed a short circuit alarm for the dc power supply. When a short circuit occurs, the variable DC power supply will stop output and send out an alarm to remind you. Bench power supply also have safety protections such as overvoltage, overcurrent, overheating and overload.. Wide Applications The adjustable power supply features an intelligent temperature-controlled fan and heat sink for excellent heat dissipation and is especially suitable for laboratory, electronic repair DIY, communication equipment maintenance, products line, scientific research and teaching units.. Packaging and After-Sales 1 x variable dc power supply, 1 x output power cord, 1 x input power cord, 1 x user manual, We provide lifetime technical support. If you are not satisfied with the product you received, please feel free to contact us..

High Quality Adjust Power SupplyInputAC 100240V,5060HzOutputDC 324V Adjustable,Output current Max 5A,Wattage Max 120WNotedDO NOT OVERLOADIt can provide any voltage between 324V,such as 3V 4.5V 5V 5.5V 6V 9V 12V 14V 15V 16V 18V 19V 19.5V 20V 22V 24V,etc or any amp less than 5A,such as 300mA,500mA,1A,1.5A,2A,2.5A,3A,3.5A,4A,4.5A,5A.Built-in LED displays real-time voltage,which helps you control real-time condition of charging,in case that wrong voltage regulation damage your device.. Adjustable Voltage With 14 Plugs DC TipsIt comes with an original 5.5x2.5mm tip and 14pcs frequently used tips 6.5x4.4mmPin, 5.5x2.1mm, 5.5x3.0mmPin, 5.0x2.1mm, 6.3x3.0mm, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.0mm, 2.5x0.7mm, Micro-USB, Type-C and DC terminal connector. You can screw wires onto it easily, perfect for DIY projects. With these plugs and different voltage output, you can save a lot of buying different voltage ac adapters.. 3V24V 5A 120W Power SupplyThe 120W all-in-one multipurpose ACDC adapter fit for many 324V 5A electronics such as DC linear motor, DC pump, LED strips, under-cabinet light, TV Box, smart speaks, wireless routers, essential oil diffuser, humidifier, USB fan, Wifi camera, USB Hub, hard disk box, digital photo frame, DVR NVR surveillance system etc and other devices under 120W.. Safety DesignBuilt-in protruding rotatable button for adjusting the voltage suitable for your device,the LED displays real-time voltage,which helps you control real-time condition of charging. Integrated design of power supply and plug makes it more compact and light.and 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 spontaneous combustion,no explosion,no fire hazard,safe to use.. Widely ApplicationThe swithcing power supply can be for 24V 5050 3528 LED strips lights, LCD Monitors, 3D printer,Switches, Security Cameras, LED Driver,car subwoofer amp, audio amplifier, RC LiPo chargers, computer project, wireless router, ADSL cats, HUB,ITX dc power,Webcam Router,CCTV Security System,AudioVideo Power Supply and other 3V24V devices. NotedIndoor use only. Package Include1x3V24V Switch Power Adapter14 x DC Tips.And If you dont like our product or don't want it, please feel free to contact us.We will happily accept the return and give you refund within 30 days. And High temperature resistant material make it very durable and reliable. Certified by FCC,CE,Overcurrent protection,overvoltage protection and overload protection,short-circuit protection ensure the stability and smoothness.Gives a safe charging..