Best Adjustable Voltage

Voltage & Electronic Surge Protector

√Automatic Induction Protection: Protect your electrical devices from voltage spikes, instant surge, voltage fluctuation, brownout and those....
√Simple and Easy-to-Understand Indicators: When the voltage rating of the appliance reaches the maximum/minimum allowable capacity of the protector,....
√Delay Function: If the device encounters (electric power) voltage fluctuations, it will protect the appliance by providing the output until the....
√Adjustable Knob and Switch: The minimum voltage capacity of the protector is adjustable. It can be adjust from 90V to 140V according to your needs..
√Versatile Compatibility: The voltage (surge) protector is compatible with different appliances, for instance, air conditioner, TV, laptop,....

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BSEED Home Appliance Surge Protector Adjustable Voltage Protector Direct Plug in US/Spain Plug Wall Mount Power Suppressor Voltage Brownout Outlet 220V 4400W 20A Pack of 2

Adjustable Voltage Regulator: The minimum and maximum voltage capacities of the wall outlet surge protector are adjustable. Adjustable between 170V and 265V according to your needs. The adjustable position is in the back.
BEST PROTECTION: The wall surge protector protects against high and low voltage, brownout, spike, instant surge, power failure, voltage fluctuation and load shedding.
USAGE: The whole house surge protector is great for air conditioners, freezers, ice makers, washing machines, ovens, microwave ovens, dishwashers, coffee machines, bread machines, water heaters, and electric fans, etc.
SAFETY: Once the voltage returns to normal, the SAFETY CYCLE will light up before it turns to green, the green light will turn on which will allow the current to flow while waiting for 3 minutes.
LED Indicator & Delay Function: When the voltage is too high or too low, the DELAY indicator will turn on to show the status. The appliance will be delayed for 3 minutes to confirm that the voltage is stable so that it can be re-established.

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Exceline Voltage & Electronic Surge Protector Refrigerators

√Automatic Induction Protection: Protect your electrical devices from voltage spikes, instant surge, voltage fluctuation, brownout and those....
√Simple and Easy-to-Understand Indicators: When the voltage rating of the appliance reaches the maximum/minimum allowable capacity of the protector,....
√Delay Function: If the device encounters (electric power) voltage fluctuations, it will protect the appliance by providing the output until the....
√Adjustable Knob and Switch: The minimum voltage capacity of the protector is adjustable. It can be adjust from 90V to 140V according to your needs..
√Versatile Compatibility: The voltage (surge) protector is compatible with different appliances, for instance, air conditioner, TV, laptop,....

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DC Buck Converter, DROK DC to DC Step Down Power Supply Module 10V-65V to 0-60V 0-12A Adjustable Voltage Regulator Transformer Board with LED Display for Volt Reducer

【Adjustable Output Voltage and Current】For DROK buck converter: Input voltage range is DC 10-65V.
Output voltage range is DC 0-60V, can be arbitrary adjustable and used to convert 24v to 12v 5v.
Output current range is 0-12A, can be arbitrary adjustable.
【LED Display】This power supply module is designed with LED display, which can show real-time voltage, current, capacity and time..
【Constant Current and Voltage with Indicator Lights】This volt transformer board can set constant output voltage and constant output current by the key buttons. Also, the module is equipped with working status indicator lights, which are output OUT, constant voltage CV and constant current CC respectively, so that the working status can be checked in real time..
【Auto Output and Button Lock Mode】Automatic output can be set after power on. And The parameter adjustment button can be locked to prevent misoperation to adjust the output voltage and current parameters..
【Cooling fan and cooling pad】This adjustable power supply converter is equipped with cooling fa....

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Songhe LM2596S LM2596 with LED Display Voltmeter Buck Converter DC-DC 4.0-40V to 1.25-37V 2A Voltage Adjustable Board Step Down Module Power Supply Module 5pcs

This module can be applied to fields in the input voltage is higher than the step-down output voltage, such as batteries, power transformers, DIY....
With a voltage meter and voltmeter displays self-calibration. Uses a more advanced microprocessor voltage voltmeter error ± 0.05V, Range 0 ~ 40V. (To....
Touch of a button to switch the input or output voltage measurements and has a light show which is being measured voltages, and save the settings,....
Input Voltage 4.5~ 40V. (Input voltage must be higher than the output voltage of 1.5v or more).
Adjustable output voltage range of 1.25V ~ 37V continuously adjustable. (Input voltage must be higher than the output voltage of 1.5V).

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BSEED Electronic Surge Protector for Home Appliance,Voltage Protector Suit for Refrigerators and Freezers Voltage Brownout Outlet 120V 20A,2400Watts 1 Pack

✅Automatic Induction Protection: Protect your electrical devices by interrupting the current flow from voltage spikes, instant surge, voltage....
✅Delay Function: If the device encounters (electric power) voltage fluctuations, it will protect the appliance by providing the output until the....
✅Working Principle: As there is an interruption in the current flow, the Voltage surge protector gives an interval of 3 minutes to allow the voltage....
✅Adjustable Voltage: The minimum voltage capacity of the protector is adjustable. It can be adjusted from 90V to 140V according to your needs.....
✅Applicable Equipment: The voltage (surge) protector suit for Air Conditioners, Freezers, Ice Makers, Washing Machines, or any Large Appliances..

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Surge Protector,Voltage Protector for Home Appliance Voltage Brownout Outlet 110V 15A 2200 Watts

√Automatic Induction Protection: Protect your electrical devices from voltage spikes, instant surge, voltage fluctuation, brownout and those....
√Simple and Easy-to-Understand Indicators: When the voltage rating of the appliance reaches the maximum/minimum allowable capacity of the protector,....
√Delay Function: If the device encounters (electric power) voltage fluctuations, it will protect the appliance by providing the output until the....
√Adjustable Knob and Switch: The minimum voltage capacity of the protector is adjustable. It can be adjust from 90V to 140V according to your needs..
√Versatile Compatibility: The voltage (surge) protector is compatible with different appliances, for instance, air conditioner, TV, laptop,....

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BXST Refrigerator Surge Protector Voltage and Surge Protector for Home Appliance Delay Protection（180s） External Switch 20A 220V 4400Watts

Surge Protection: Protect your electrical equipment from voltage spikes, momentary surges, voltage fluctuations, brownouts and over or under voltage..
Delay protection: The device encounters voltage fluctuations and will protect the device by providing output until the voltage is stable. The yellow light is on. The device will delay for 180S and work again..
Adjustable voltage and external switch: The minimum voltage capacity of the protector is adjustable. It can be adjusted from 170V to 265V according to your needs. The external switch is convenient for product use and reduces the number of contact with the electric plug..
Applicable Equipment: The surge and voltage protector suit for Air Conditioners, Freezers, Ice Makers, Washing Machines, or any Large Appliances..
The shell is flame retardant material, and has several patents and promises a one-year quality guarantee..

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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

Output voltage: DC 7-32V continuously adjustable (the output voltage must be at least 1.5V higher than the input voltage).
Output current: 5A (max), adjustable, recommended to use within 4A.
Output power: 60W (max), recommended to use within 50W..
Clear LCD Display --- The boost board is designed with a large clear digital 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 adj....

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Songhe 150W DC-DC 10-32V to 12-35V Step Up Boost Converter Voltage Adjustable Module Laptop Voltage Charger Board Car Power Board 6A (5pcs)

Output power: natural cooling 100 w (MAX), strengthen heat 150 w (MAX) real power use time more actual situation, please Decide whether to add fans, please be sure to ensure heat sink temperature not to exceed 80 degrees..
DIY an output adjustable vehicle power supply, connect the 12V input, and output could be 14-35V(adjustable freely), However, the output voltage can not be less than the input voltage..
Car laptop power supply: connected to 12V power supply, output voltage regulation as your notebook need..
(1) continuous adjustable output voltage (12-35 v).
(2) fixed output (select) between 12-35 v, when buying, please tell the shopkeeper..
Input current: 16 a (MAX) (please strengthen heat, more than 10 a).

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ATO Phase Voltage Monitoring Sequence Relay 1 Phase Voltage Protection Relay Under Over Voltage with 1 CO + 1 NC Contacts AC/DC 24-48V

【Measuring Circuit】Phase sequence protection relay is compatible with AC and DC supply, the rated voltage is AC/DC 24-48V.
【High-quality Product】LCD display indicating voltage, operation and fault status, adjustable reset mode: automatic/manual/automatic with power-on delay reset, fault recording for the lately 3 faults.
【Mutiple Functions】Adjustable overvoltage and undervoltage threshold, independent adjustable delay time for over-voltage, under-voltage.
【Output Contacts】Monitoring relay with 1 CO + 1 NC contacts, and the capacity is 6A, 250V AC (resistive load).
【Wide Applications】Voltage monitoring sequence relay can be applied in equipment or devices from undervoltage and overvoltage in the applications like air compressors, electric motors, pumps, fans, air-conditioning system, blowers, elevators, cranes, refrigeration equipment, laser equipment, industrial control system, etc..

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Tattoo Battery, 3‑12V Black Rca Tattoo Machine, Wireless Tattoo Pen, Tattoo Power Supply Rechargeable, Adjustable Voltage Cordless Tattoo Pen Power, Tattoo Cordless Power Supply

【Rca Interface】Standard RCA interface, suitable for most of the RCA interface tattoo machine, closed, not easy to drop, easy to operate..
【Digital Display】LED digital display large screen, so that the voltage output display more accurate. Light and compact, so that the power and your tattoo pen integration..
【Adjustable Voltage】3‑12V adjustable voltage, adjustable voltage accuracy is 0.1V, to meet the speed needs of tattoo artists to operate different parts..
【Large Capacity Battery】Built in 1500mAh large capacity battery, fully charged and 5V working voltage state, can continue to work for about 7 hours, product tattoo can be used alternately two power sources..
【More Convenient】Get rid of the traditional power supply to use more accessories to work, omit the power cord, hook line, foot, so that tattoo artists work more convenient..

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DCDC Converter, DROK Step Down Voltage Regulator Module DC 4.5-40V 36V 24V to 1.25-37V 12V 9V 5V 3V Variable Buck Converter Adjustable Electronic Power Supply Volt Reduce Transformer Stabilizer Board

DROK DCDC converter input voltage range is DC 4.5-40v, output voltage range is DC 1.25-37v, the voltage is continuously adjustable. It is a non-isolated buck converter, can dial down voltage from 36v 30v 24v to 12v 5v 3.7v 3.5v 3.3v 2v..
Analog Control: Our DC buck converter is designed with a adjustable potentiometer, the output voltage can be easily and accurately adjusted with a mini screwdriver. Clockwise to step up voltage and counterclockwise to step down voltage..
Protection: This power supply supply step down regulator is with over-temperature and short-circuit protection, which protect your device from damaging and enhance its safety when using..
Low Power-consumption: Although the voltage range is wide, this buck voltage module has a low power consumption of only about 3A when in static state..
Note: Please make sure the input voltage is at least 1.5V greater than output voltage to ensure stable output.
please note that there is no reversed connection protection, so check the polarity of input voltage before power on to avoid burning due to reversed connection.
please add heatsink when the output power is larger than 15W..

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