Adjustable Current And Voltage Relays of 2025
Best Choice1
SHAPLE3 Three Phase Voltage Current Relay Protector 100A 63A 60A 220V 3P Over Under Voltage Relay Current Limiter Adjustable Protect (Size : 63A Without N 380V)
Main highlights- Relays
- 3 Three Phase Voltage Current Relay Protector 100A 63A 60A 220V 3P Over Under Voltage Relay Current Limiter Adjustable Protect
9.8Exceptional
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Value for Money2
TAXNELETAXNELE 3 Three Phase Voltage Current Relay Protector 63A 100A 230V 3P Over Under Voltage Relay Current Limiter Adjustable Unbalance Voltage Protection Phase Sequence Protection Protect (100A 230V)
Main highlights- 【Voltage Current Correction】If the Voltage and Current no accurate, you can correct the value from -9.5% to 9.5%
- 【Main Function】When the line has overvoltage or undervoltage, overcurrent condition, the product can cut off the power supply instantaneously, protect the electrical equipment from damage.
- 【Good Performance】Durable and low power consumption and long mechanical life. Double LED display,this protector can display voltage, current.
- 【Automatic Recovery】When the line voltage and current returns to normal, the protector can automatically and normally
- 【Adjustable Setting】Overvoltage value, undervoltage value, overcurrent protection and fault recovery delay time are adjustable
9.7Exceptional
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3
HilitandCurrent Sensing Switch, Normally Open Current Sensing Relay Adjustable AC 0.2A -30A (SZC23 No AL-CH Model)
Main highlights- The switch has no limit on the number of opening and closing, and the speed reaches the ms level.
- Self-powered, no external power supply required.
- LED indicator can conveniently and intuitively indicate the working status of the switch.
- High-power MOS tube contactless electronic switch.
- Action current 0.2-30A AC, adjustable with a potentiometer.
9.6Exceptional
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4
SINOTIMERAdjustable Voltage Protector SINOTIMER Surge Protective Relay with 2 LED Displays Overvoltage and Undervoltage Current Limit Devices, 40A Load(Economical), Used in AC120V Residential
Main highlights- Precautions for use: Please pay attention to the maximum protection current value of the protector, the zero line N of the protector is directly connected, and there is no disconnection function. When the undervoltage breaking time is greater than 0.3 seconds, the voltage protector will not open after power failure.
- Home usage over or under and current protection: It is mainly used for residential household box entry or over-voltage, under-voltage or over-current protection of distribution lines for single-phase electrical equipment.
- Double LED display: SVP916 protector can display actual measured voltage and current. Protectors are available in 40A, 63A and 80A resistive load, not the same current load, depending on each customer's actual use needs.
- Automatic recovery connecting: Its main feature is when the circuit has over-voltage or under-voltage, over-current problems, the protector can cut off the power supply instantaneously to protect the electrical equipment from being damaged, besides,the protector can automatically turn on the power supply when the circuit voltage returns to the normal.
- Adjustable voltage current protector and reconnecting time: Overvoltage value, undervoltage value, overcurrent protection and fault recovery delay time are adjustable.
9.5Excellent
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5
StudysetStudyset Under Voltage Relay,220V Intelligent Adjustable Over and Under Voltage Limit Current Protector Relay Reset Protector 40A
Main highlights- The voltage protection relay adopts digital display, the reading is clear and easy to read, and it can also be used as a voltmeter.
- Relay reset protector, effective circuit protection.
- Each of our products has been carefully designed and manufactured. After receiving the product, if you have any questions, you can contact us and we will give you a satisfactory treatment.
- Can be given as a gift to friends.
- 220V intelligent adjustable over-voltage and under-voltage current-limiting protector.
9.4Excellent
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6
SunydogSunydog DC 6~80V Voltage Detection Charging Discharge Monitor Relay Switch Controller with Case
Main highlights- With clear LED display, convenient to check the value.
- When the measured voltage is lower than the lower limit or higher than upper limit value, the relay works.
- Digital display DC voltage detection, control the relay output.
- DC 6~80V relay interface board with 2 buttons for easy operation.
- Adjustable Voltage Detection : DC 0~99.9V.
9.3Excellent
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7
SHIHUANI63A 230V Din Rail 3IN1 Display Adjustable Over Voltage Current and Under Voltage Protective Device Protector Relay 220V KWH
Main highlights- 5. HD Display:HD display, 180° viewing without dead angle, with backlight function, this power meter is clearly visible whatever day or night.
- 4. One-touch Control:The button can be used to control the backlight,reset energy, preset power alarm limit.
- 3. Automatic Data Storage Function:The last test data is stored automatically when the power supply abruptly lose. Don't worry about data loss due to sudden power outages.
- 2. Overload Alarm function:Backlight and power will flash simultaneously to give an alarm when exceeding the preset value.You can preset power limit by yourself.
- 1. Digital Multimeter:This power energy meter can measure and display voltage current active power energy frequency and power factor at the same time.with split current transformer,more convenient to install .
9.2Excellent
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8
SupcoSupco APR5 Wire to Wire Adjustable Potential Relay, 30 A Load Current, 110 - 270 VAC Single Phase Operating Voltage
Main highlights- Universal, non-positional mounting and adapters for screw or push-on terminals
- Set pick up voltage
- Safety time-out of 1 to 1.5 sec
- Replaces 3- and 5-terminal potential relays
- Adjustable potential relay for HVAC/R
9.1Excellent
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9
TAXNELETAXNELE 3 Three Phase Voltage Current Relay Protector 63A 110V 3P Over Under Voltage Relay Current Limiter Adjustable Unbalance Voltage Protection Phase Sequence Protection Protect TVPS3-63
Main highlights- 【Voltage Current Correction】If the Voltage and Current no accurate, you can correct the value from -9.5% to 9.5%
- 【Main Function】When the line has overvoltage or undervoltage, overcurrent condition, the product can cut off the power supply instantaneously, protect the electrical equipment from damage.
- 【Good Performance】Durable and low power consumption and long mechanical life. Double LED display,this protector can display voltage, current.
- 【Automatic Recovery】When the line voltage and current returns to normal, the protector can automatically and normally
- 【Adjustable Setting】Overvoltage value, undervoltage value, overcurrent protection and fault recovery delay time are adjustable
9.0Excellent
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10
LANRULANRU 63A 220V Din Rail Adjustable Over Voltage and Under Voltage Protective Device Protector Relay Over Current Protection Home Usage Dual LED Display
Main highlights- Voltage & Current conservation -- Cut off the power when the circuit has over-voltage,under-voltage or over-current. Protect your home electrical equipment from being damaged.
- Double LED Display -- Two seleprate digital LED display can display the real voltage, current independently for easier and clearer reading, can be used as a voltmeter and ammeter.
- Customizable -- The over-voltage, under-voltage and over-current values of this product can all be set up by yourself and can be adjusted on the basis of local practical condition.
- Automatic Reconnect -- Turn on the power supply when the circuit voltage and current returns to the normal.
- Adjustable -- Over voltage value range 230V-300V, under voltage value range 140V-210V, over current value 1-63A. Fault recovery delay time adjustable from 1-600 seconds
8.8Very Good
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