Top 10 Best Constant Current Power Supply

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..

It is a DC 6-40V to 0-32V adjustable CC CV buck converter with volt amp display, please note the input voltage should be higher than output voltage at least 1V.. Numerical Control there are - button for decreasing output voltagecurrent and output adjustment for increasing output voltagecurrent in setting mode.. Dual LEDs accurately displays volts amps. Press the OFF ON button to turn onoff the output. At no-load state, press IN or OUT to switch between input current voltage and output current voltage.. Constant current and constant voltage indication When the module is in the state of constant voltage CV or constant current CC, the CC or CV led will light on.. Store set value automatically in operation process, the LED display state, output current and output voltage setting value and output state will be automatically stored..

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 Current is 0-5.000A, step by 0.001A. 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 ONOFF, 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.. Note When the output of this step down voltage regulator is used for charging a battery or connect a capacitive load, there must be a diode in series with the output-anode, otherwise the regulator will be damaged.

High Precision, Wide RangeThe DC power supply is a professional power regulation device that designed with crystal clear, backlit 4-digit LED display of voltage, current, and power. Precise accuracy 00.01V and 0.01A. You can easily tune it within 0-30V and 0-10A.. 5V2A Output Auto Power CalculationRun out of power Now you can charge your phone, repair phones and more through the 5V2A USB interface. Moreover, this device intelligently calculates output voltage and current into power and displays the value on its large screen.. Excellent Heat DissipationEquipped with a big fan controlled by intelligent temperature control sensor and multiple heat radiation grooves on both sides, Dr.meter 30V10A power supply can quickly disperse heat during operation, greatly improving its working efficiency and lifespan. Safe and Reliable to UseSafety is our priority. You can not expect more for safe, productive work since the power supply comes with grounding terminal and multiple protection of over current, over heat, and over voltage.. User-FriendlyFrustrated by bulky devices This one weighs less than 2kg and measures only 285 x 128 x 145mm, perfect to be taken for laboratory, electronic, communication equipment maintenance, products line, scientific research, teaching units and other requirements thanks to complete test probes and output cable with alligator clips..

LM2596 LED Constant Current Constant Voltage Driver Power Supply Module. Input voltage 7 V - 35 V Output Voltage 1.25 V - 30 V Output Current adjustable maximum 3 A. Conversion efficiency 92 the highest Switching frequency, 150 KHZ The Output ripple 50 mv Max 20 m bandwidth. The Load Regulation plus or minus 0.5 Voltage Regulation plus or minus 2.5 Operating Temperature - 40 to 85 . Size 46 mmx23mmx10mm 1.81 x0.91 x0.39 inch approx.

Adjustable step-downup converter, Input Voltage 5.5-30V, Output Voltage 0.5-30V, Can be used for common boost and buck module with over current protection, adjustable battery charger, LED driver, etc. Power module limit constant current 0-4A arbitrary regulation, output 3A 35W for long time stable work, up to 4A 50W after enhancing heat dissipation.. LCD Liquid Crystal Display Can switch display input voltage, output voltage, output current, output power. Voltage Display Resolution 0.05V, Current Display Resolution 0.005A. Safety Protection LC filter, small output ripple, input anti-reverse connection protection, will not burn down, short-circuit protection, low-voltage protection.. Key Control Short press INOUT to switch input and output voltage, long press to switch output current power. Short press ONOFF to control output ON or OFF, long press to set the default output state ON or OFF..

Input AC110-240V 5060Hz Output Current 3000mA Constant Voltage 21-34V Power 708090100 W Watt. Size 140.270.338.2 mm 5.522.771.5 inch Net Weight 550g 19.4oz. High Quality With CE Certificates Long Life Span No Noise Isolation Protection Safety. Efficiencymore than 90 InsulatedLow Heat High Power FactorPFCmore than 95 Reliability. Constant Current Power Supply LED Drivers are used for most LED Products.

Higher powerInput Voltage DC 6V-70V Output Voltage DC 0V-60V Output Current 0-6A Output Power 360W. Big Upgrade from DPS5005 2.4 inch colorful LCD screen, bigger and brighter to read easily Multiple main page display style, you can choose curve style and classical style by setting.. Portable controlKeypad encoder potentiometer combination adjustment , simplify and accelerate manipulation Supports control from PC software after connecting via Micro USB port.. Excellent Appearance and AccuracySolid quality built, with dedicated terminal for battery to make it become a stable and reliable homelab bench supply, charging highly recommended for electronics and DIY hobbyist, and engineer in maintenance and testing.. NOTE This is just a modular, please search for ASIN B08N64XLR4 to get the assorted AC to DC power source and case..

p2.4-inch high-definition color screen, support curve display, real-time display output voltage, current, power curvep. pProfessional equipment calibration, using high-precision sampling chip, 4-bit resolution, the detection data error is smaller and more accuratep. pAll-round load protection, safe and reliable. The output overvoltage OVP overcurrent OCP can be set. If it exceeds the set value, it will automatically stop to prevent damage to the electrical equipmentp. pEquipment power supply suitable for scientific research laboratories, automated production line testing, electronic instrument maintenance and other placesp. pBattery charging, suitable for various types of battery charging note batteries with a charging cut-off voltage greater than 60V cannot be charged using CNC power supplies, which will cause product damage dry batteries cannot be chargedp. pbNotebThe supporting software recommends that you use a computer with windows 7 or higher, which may not be compatible with Apple's macbook, please use it with cautionp. pYou need two additional items one being a power supply to use this power supply, if you are not sure, it is recommended to consult the seller, thank youp. pPerfect pre-sales and after-sales service, if you have any questions, please contact the sellerp.

Intelligent Charging and Safety Detection Our DC power supply features intelligent charging mode. The real-time display of charging power Ah keeps you informed of the battery status. Worried about overcharging Rest easy knowing our power supply stops charging when your battery is full. With built-in detection of incorrect connections, ensuring safe and reliable charging.. Overcurrent Detection Alarm Easily activated with the 'OCP' button. Detects short circuits and overcurrents, triggering an alarm and stopping output to protect connected devices.. Compact and Various Application This DC power supply is less than 2.3 lb and measures only 7.59 x 3.35 x 6.1 inches, applies for laboratory, school, repair, electrolyzation, electroplate, brush plating, lamp test, aging testing, battery charge, home DIY and other requirements. 18W USB port Quickly charge your devices with high-speed 18W output for efficient charging, 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 protection 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. 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..