Top 8 Best 30v Power Supply

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..

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..

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..

UL LISTED 30V 1A 0.8A 0.5A AC to DC Charger, Energy Efficiency VI, Regulated 30.0V Power Cord Tested Approved and Certified by UL, Replacement Power adapter build in short circuitOver currentOver voltageOver temperature protection, Safe charging for your DC 30V 1A max input devices. 30V 1A 0.5A Switching Power Supply, DC 30W Max, Power supply works for the devices which ask for a less than 30V 1A 30W power adaptor, Such as 30V 1000mA, 900mA, 800mA, 700mA, 650mA, 600mA, 500mA, 450mA, 400mA, 300mA, 200mA, 100mA, 30V 1A, 0.9A, 0.8A, 0.7A, 0.6A, 0.5A, 0.4A, 0.3A, 0.2A, 0.1A transformer charger. DC Polarity Inner Positive, Outter Negative-, Ouput DC 30V 1A charger, Input AC 100-240V 5060Hz Worldwide input voltage range, US standand wall plug, 6.0FT extra long enough power cord, Charger can be work for most of your 30V DC input devices. Interchangeable Multi Jacks - Selected 10pcs various connectors which can be used for most of your 30V 1.0A DC devices, DC Jack Dimensions 6.33.0, 5.52.1, 5.52.5, 4.81.7, 4.01.7, 3.51.35, 3.01.1, 2.50.7, 6.04.4 with pin inside, 5.01.0 with pin inside, DIY connector, Please DOUBLE CONFIRM the DC jack dimensions to ensure the compatibility. What You Get 1 x 30V 1.0A 30W max class 2 universal AC to DC power adapter, 10 x Interchangeable DC jacks, 30 days refund, 12 months exchange, Please DOUBLE CONFIRM the DC jack dimensions to ensure the compatibility.

High power 4-digit display The accuracy of DC power supply is stable and continuously adjustable. It can be easily adjusted between 0-30V and 0-20A. The constant voltage C.V. and constant current C.C. modes can be automatically converted, and displayed in 4 digits. The original chip is used inside, with stable and reliable performance.. High Precision Encoder Knob Unlike the common potentiometer knobs on the market, the benchtop DC power supply has a precise encoder knob that does not jump around randomly and is stable over time. You can easily press the knob to switch each digit and set the desired voltage or current more accurately.. Output Switch The variable DC power supply has an output switch favored by the majority of buyers. The output button prevents us from forgetting to turn off the output and damaging the load by simply pressing the output switch button to turn on or off the power output, thus improving the safety and convenience of our work.. Safety DeviceBuilt-in OVP over-voltage protection, OCP over-current protection, OPP overload protection, OTP over-temperature protection, with short-circuit protection alarm function, the protection function is perfect and reliable, protecting the staff to work more safely and efficiently.. Our service 1power supply main unit, 1output power cord, 1input power cord and a user manual. We provide 724 hours technical support. If you have any questions about the product you received, please feel free to contact us and we will help you solve all your problems..

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..

Output Voltage 0- 30V DC with low ripple. Current Output0-30A DC with low ripple. Front AUX output 5A max. Fuse Protection, Air fan for cooling. 1 Year USA warranty.

Note ONLY for the O.P.I LED Light as the image. NOT for Model GL901. NOT for motroized chair. NOT for Recliner Lift Chair. NOT for hoverboard . Someone may have bought it by mistake. Please Check For Compatibility With Your Unit. Thanks.. Note NOT for 12V version. Someone may have bought it by mistake. Please Check For Compatibility With Your Unit. Thanks. World Wide Input Voltage 100-240VAC 5060Hz. 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 30V AC DC Adapter Compatible with O.P.I OPI GC900 GC 900 Cbnailstore428 Cbnailstore 428 PA1065-300T2B200 PA1065-300T28200 PA1065-294T2B200 PS1065-300T2B200 PA1065300T2B200 PA1065300T28200 PS 1065-300T2B200 OPT LED Lamp O P I LED Light GC900 OP1 0P1 29.4V 40W 29.4 V 40 W 2000mA 29.4VDC 30VDC 29VDC 29.5V 2.0A 29V - 30V 1.5A - 2A DC29.4V DC30V 30.0V 2 A 65W Switching Power Supply Cord Cable PS Battery Charger Mains PSU w OD 5.5mm Barrel Round Plug Tip. Compatible with O.P.I LED Curing GC900 Cbnailstore428 Cbnailstore 428 OPI OPT Gel Nail Polish Dryer lamp OPI GC900 PS 1065-300T2B200 PS1065-300T2B200 PA1065-300T2B200 PA1065300T2B200 PA1065-300T28200 PA1065300T28200 O.P.I. OPT OPI Led Lamp 29 V 29.5 V 30 V O.P.I PA1065-294T2B200 OPT PA1065294T2B200 OPI Products Inc 30V 2.0A 60W 29V 30.0VDC 2000 mA 2A 2.0 A 60 W Power Supply.

High Precision with 4-Digit and Power DisplayLONGWEI 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.. 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. When the internal power supply reaches a certain temperature, the fan will automatically turn on for heat dissipation. Compact and 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 Get SERVICE1 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..

DP832ADP832 3 outputs, 30V3A 30V3A, 5V3A, total power up to 195W. Low output ripple and noise 350uVrms2mVpp. Transient response time 50 s. Some channels are isolated. Standard OVPOCPOTP protection functions. Standard timing output. Built-in V,A,W measurements and waveform display. 3.5-inch TFT display. Various interfaces USB HostDevicestandard, USB-GPIB optional, LANRS232Digital IOstandard for A models and optional for other models. Support more advanced functions timer and delay outputstandard, recorderanalyzermonitortriggerstandard for A models and optional for other models.