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Voltage Detection Relay

After evaluating and analyzing in detail more than 8,819 customer satisfaction about Best Voltage Detection Relay, 5footway.inn have come up with the top 15 Best products you may be interested in Voltage Detection Relay. We have ranked the best brands from our Experts backed with Artificial Intelligent and Big Data.

15 Best Voltage Detection Relay of October 2021 – Reviews and Comparison

Rank No. #1
NOYITO Voltage Relay Module Upper Lower Limit Detection Control Switch Off ON Over Voltage Protection Battery Charge Discharge Timing (12V)
  • Voltage detection display range: 0 - 99.9V; Voltage detection error: ±0.1V;
  • Operating power: DC 10-16V (12V version) DC18-28V (DC24V version) (Note that 24V pulse charger may have a pulse voltage exceeding 30V and cannot be used as a relay board operating power supply).
  • Operating current: standby average 16mA/12V, relay pull-in 45mA/12V, digital tube off standby current 6mA/12V;
  • Relay parameters: a set of conversion (normally open normally closed point), contact load: 10A/277VAC 10A/30 DC (NOTE: the maximum DC load 30V 10A) (maximum load current is 1A at 50V DC voltage).
  • NOYITO Voltage Relay Module User Manual and Wiring Diagram Download Link: https://www.amazon.com/clouddrive/share/NnV0KFDOz3h0G6QrNO9GktKOfHWh74BguzrXMyO0nJM
Rank No. #2
Ninetonine DC 12V Car Led Light Control Photoresistor Plus Relay Module Light Detection Sensor
  • Voltage:12VDC ; Current:> 100mA ; Load: 250V 10A AC or 30V 10A DC.
  • 12 V power input is designed for relay board regulator transistor to provide sensor Used to make the product more stable and reliable.
  • Onboard optocoupler isolation drive relay, the effective protection of the chip to make the product more reliable work.
  • Distribution bit sensitivity adjustment, start relay threshold set by adjusting potentiometer, when the dark this threshold, the module relay is energized, bright this threshold, the relay release.
  • Light detection and brightness detection, detection can be adjusted via potentiometer brightness valve point comes relays, and do all kinds of brightness detection switch, you can control all kinds of street lights automatically turn on at night, during the day and automatically turns off and car supplies control and automation equipment.
Rank No. #3
NOYITO 2-Channel Programmable Time Relay Module Dual Relays Triggered In turn or individually 2-Channel 0-99.9V Voltage Detection Control Board Cyclic Timing On Off (12V)
  • The VLC2.0 controller can perform a variety of control functions by adjusting the timer, each time relay can run individually, there also can run in turn, dual time relay can be controlled by detect dual channel voltage. Such as control two loads simultaneously or alternately ON/OFF, single-phase motor positive and reversion according to the timing, or DC motor positive and reversion, or dual solenoid valve timing work in rotation (controlled pneumatic) or dual alternating bright lights etc
  • Digital LED displays, set by three keys, simple, powerful, with reset settings function. High-performance microcontrollers, industrial-grade reliability, high process stability, low power, digital displays can be automatically off , the minimum operating current at 7mA/12V, with reverse power protection , surge current shock protection .
  • Each group of relay contacts to a common and normally open, normally close, two sets of conversion; Dual time relay, timer range: 0.1 seconds ~ 9999 minutes adjustable, close/ open cycles is adjustable from 0 to 999 ( “0” means infinite loops ) , timer relays can be set to close first or open first;
  • Dual relay can take turns running, after the end of timer relay A then timer relay B began to run, turn the cycle ,the timer can be triggered by high level or switch to start and forced stop (P-3 mode ) ; Dual relay run individually, can be high or switch to trigger the start (P-4 mode) ; Dual voltage detection control relays, the detection voltage range: DC 0 ~ 99.9V; All parameter settings can be saved, the next time modes and parameters continue to the last running.
  • NOYITO 2-Channel Programmable Time Relay Module User Manual Download Link: https://www.amazon.com/clouddrive/share/2No29viguVoCm9KFEMLpoLcJv5sCa3B9YrtjG9Ozzxl
Rank No. #4
NOYITO 0-5A AC Current Detection Sensor Module Switch Output (DC 12V, Green)
  • Current detection range: AC 0-5A.
  • Operating voltage: DC 5V / 12V / 24V ± 0.2V. (Select the corresponding version of the product according to your needs).
  • Output mode: relay switching output.
  • Relay load: AC 250V 10A Max , DC 30V 10A Max.
  • Application: Intelligent trolley motor over-current detection, motor stall protection current detection, short-circuit protection detection, etc. (The second picture on the left is the schematic and the third picture is the wiring diagram)
Rank No. #5
CSLU-Tool AS-20 12V Adjustable Waterproof Light Control Swith Photo Sensor Switch
  • Model:AS-20,12V
  • Frequency:50-60Hz
  • Max Load Current: 10A
  • Input Voltage: DC/AC 12V
  • To turn on or off the light in day and night without manual operation
Rank No. #6
Sensky BS009 12V 24V PIR Sensor LED Motion Sensor Switch Motion Timer Function Sign Control PIR Controller LED Strips Lighting
  • Power Supply Voltage: DC12-24V
  • Delay Time: 1-10 min(adjustable). Induction distance: 8m
  • Infrared detection controller, adopt infrared detection way to control load switch
  • The sensor switch activates On when a body in motion enters the field of view with an On time hold that is adjustable from 1 to 10 minutes after motion has ceased
  • PIR (Passive Infrared) sensor has an effective range of 16 feet and diminished sensing of a moving human body to 26 feet. The field of view of the PIR Dome Lens is 60 degrees nominal.
SaleRank No. #7
AstroAI Multimeter 2000 Counts Digital Multimeter with DC AC Voltmeter and Ohm Volt Amp Tester ; Measures Voltage, Current, Resistance; Tests Live Wire, Continuity
  • VERSATILE DIGITAL MULTIMETER - Accurately measures AC/DC Voltage, DC Current, Resistance, and Diode. This Multimeter is a really useful tool for solving industrial and household electrical issues. Suitable for Household Outlets, Fuses, Batteries (including Vehicles), Automotive Circuit Troubleshooting, Charging System, Testing electronics in Cars etc.
  • TROUBLESHOOTING WITH Accuracy - This Multimeter has a sampling speed of 2 times per second; Built-in a backlight LCD display with 3 ½ digits (1999 count) 0.6”, and high polarity including negative and positive readings.
  • ENSURES SAFETY - Double ceramic fuse is anti-burn and protects from overloading.The silicone cover is able to protect the multimeter from failing damage and prevent electric shocks. And low battery indication will be displayed when battery power is low.
  • EASE OF USE - Support Data Hold, low battery indicator and continuity buzzer. Includes Convenient feature like LCD Backlit Screen makes it easy to use in dimly light areas. Battery / Set of Test Leads / User Manual/ are Included.
  • ADDITIONAL TIPS - This Multimeter is designed to troubleshoot a variety of automotive and household electrical problems safely and accurately. It’s a suitable tool if you want to do some household or commercial improvements whether DIYers or Hobbyists. (NOTE: This meter can not test AC Current; Ensure your multimeter is set to the correct setting before testing)
Rank No. #8
Taidacent 12V Voice-Activated Delay Switch Sound Detection Relay Module Sound Sensor Module Voice Alarm
  • Shipping list: 1V voice-activated time delay relay module with 20cm line length audio detection sensor module
  • This voice-activated delay module requires a supply voltage of 12V.
  • Voltage: voltage 12V; Current: greater than or equal to 100mA
  • Load: 250V 10A AC or 30V 10A DC
  • Timing time: adjustable from 1-180 seconds, you can also customize the time range.
Rank No. #9
WSDMAVIS 1Pcs DC 12V 1 Channel Thermistor Relay Sensor Module Relay Temperature Control Switch Temperature Detection Module
  • The use of highly sensitive thermistor detected ambient temperature,comes with genuine quality relay can directly control AC or DC loads,Normally open interface maximum load capacity: AC 0V--250V/10A,DC 0V--30V/10A.
  • Temperature can be adjusted by potentiometer threshold,when the ambient temperature is above this threshold, relay,when the temperature falls below this threshold, the relay releases.Design, smart regulation, when after the relay will automatically fine tune threshold,solves the problem of critical values over.
  • Module has a counter function, reverse polarity will not damage the power supply module.Equipped with power indicator light (red), the relay status led (red).
  • Operating voltage 12V.Working current: after the relay is closed, less than 50mA (12V); before the relay is closed, less than 5mA.Thermal probe working temperature: 0-100 degrees (adjustable).
  • With 4 fixing bolt holes for easy installation;free with the 30cm fuse thermal sensor. Module dimensions: 5.0CM*3.0CM*1.8cm.
SaleRank No. #10
Current Sensing Switch, Normally Open Current Sensing Relay Adjustable AC 0.2A -30A (SZC23-NO-AL-CH Model)
  • Self-powered, no external power supply required.
  • Action current 0.2-30A AC, adjustable with a potentiometer.
  • LED indicator can conveniently and intuitively indicate the working status of the switch.
  • High-power MOS tube contactless electronic switch.
  • The switch has no limit on the number of opening and closing, and the reaction speed reaches the ms level.
SaleRank No. #11
Fluke 1AC-A1-II VoltAlert Non-Contact Voltage Tester
  • Voltbeat technology and continuous self-test - so you always know it is working
  • Upon detection, tip glows and beeper sounds
  • CAT IV 1000 V for added protection
  • Range 90-volt to 1000-volt
  • 20-volt to 90-volt AC control circuit model also available
Rank No. #12
Excelity Photosensitive Resistor Module DC 5V Photo-resistor Relay Switch
  • Power Supply : 5V; Rated load: AC 0V--250V/10A, DC 0V--30V/10A
  • With power indicator (red) and relay pull-in indicator (blue) to get the status of moulde
  • PCB board around with four fixed screw holes, hole diameter 3.1mm, easy to install and fixed where you need
  • Using 5V power supply, with anti-reverse function, reverse the power supply will not damage the module
  • Great for light detection, brightness detection and control , through the potentiometer can be adjusted to detect brightness threshold
Rank No. #13
1 Pack 40/30 AMP 12 V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Bosch Style Automotive Relay
  • 12 AWG tinned copper wires for pin 30, 87, 87a. 16 AWG tinned copper wires for pin 85 and 86. Length: 5.1in
  • 12V waterproof 5-prong relay (max 15.6V). 40 AMP / 30 AMP High switching capability
  • Excellent waterproof and dustproof ability, high quality in any weather conditions
  • 12v relays can operate with anywhere between 9v and 15.6v, so if you are looking for a 14v 5-pin relay, this is what you want
  • SPDT relay: it has both normally open and normally closed terminals, terminal 87A is powered when the relay is inactive and switches the power to terminal 87 when the relay is activated
Rank No. #14
Govee Water Detectors 5 Pack, 100dB Adjustable Audio Alarm, Sensitive Leak and Drip Alert, for Kitchen Bathroom Basement (Battery Included)
  • Dripping and Leaking Alarm: Besides 2 groups of backwater detector probes, each detector also has 1 group of front probes for pipe dripping.
  • Wireless and Easy to Use: No wire or setup required, the mini size allows you to put it on any place where the water leak may be happening. With kit "B07QP153GT", you are able to monitor leaks on your phone even you're not at home."B07QP153GT" not Included in Package.
  • Adjustable Alarm Audio: Each water leak detector features an 0-100 dB adjustable alarm audio. Loud enough to be heard even if leak happens in basement, press the button to mute the sound when you find the leaking place.
  • Low Battery Alert: The water sensor alarm will beep and flash a red light when a battery is low, or press the button on it to test the battery level.
  • IP66 Waterproof: The completely sealed waterproof design allows for extended use in high moisture areas.
Rank No. #15
12V Battery Charging Controller Protection Board Module, Undervoltage Low Voltage Cut Off Automatic Switch Recovery Protection Controller Module
  • This is a under-voltage switch module used to turn off the power of load in the event of the voltage dropping below a set value
  • When the battery voltage increases to a set value, the module will automatically turn on load again
  • Designed with a LED indicator to show if load is cut off or turned on
  • Both turn-off and turn-on voltage value can be adjusted by simply adjusting potentiometer
  • This protection board will help you to protect battery from over-discharging and prolong battery life


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