Top Digital Current Differential Relay

Hycency Thermostat Plug Temperature Controller with Timer Mode, Programmable Outlet Thermostat Set Differential Value to Keep Temperature in Desired Range

  • Powerful Programming: This thermostat plug has heating mode and cooling mode, and with timer function. you can program time, temperature, and week in combinations as you need. For example, set differential value to maintain the desired temp range: you set the differential value to 2℉, target temp 80℉, heating mode. The device will turn on at 80-2=78℉, and turn off at 80+2=82℉. Equivalent to setting a temp range of 78-82℉. Temp differential value range: 0-4℉ or 0-4℃..
  • Save Energy and Money: This thermostat outlet has powerful programming capabilities and can save about 30% energy consumption. thermostat saves energy costs on heating or cooling by adjusting the temperature..
  • Create Convenient Life: Plug and play, no installation or wiring. Remote control built-in temperature sensor for automatic monitoring of ambient temperature, and send the signal to the plug through 2.4G wireless RF technology. Programming on remote control, no need to unplug the socket. Perfect for some hard-to-reach power outlets..
  • Top Safety Protection: The Hycency wireless thermostat plug is made of flame retardant PC material and built-in child protection feature, its own relay control and fuse protection. Multiple protection ensures 100% security. Max current up to ....
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Female Led Relationship Guide: How to Be a Femdom and Have the Perfect Female Domination Domestic Discipline Marriage or Relationship

  • ... has a built-in 10 amp circuit breaker, the input current can be reversed to form a loop power supply, and it automatically trips when the current exceeds 20A, protecting the equipment and extending its life..
  • 【Injector Tester & Injector Cleaner】CODIAG GT 101 Power Digital Tester has a DIY injector cleaning adapter kit, which supports DIY cleaning of injectors. When the fuel injector is driven to open and close, and the current shows a normal value, it means that the fuel injector is normal. If it does not move or the current display is abnormal, it means that the injector is damaged. When checking the injector for clogging, it can be cleaned by cleaning the pressurized tank with the injector..
  • 【20ft Test Cord & Color Display & Torch】Car circuit tester with 20ft extension cord, powered by car battery or cigarette lighter, extension cable port extension provides excellent accessibility for testing along the vehicle. With a digital color display, you can clearly read the voltage and current data. Built-in flashlight and LED bi-color light make it easy to work even in dark or low light conditions..
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Weewooday 15 Pieces 5V Relay Module 1- Channel Relay Control Boards with Optocoupler Isolation High and Low Level Trigger Expansion Board

  • Relay module: this relay board supports high and low level trigger and can be controlled by any 5V digital output of the microcontroller.
  • Parameter details: maximum load of normally open interface: AC 250v/ 10A, DC 30v/ 10A, trigger current is 5mA.
  • The 5v relay control board adopts SMD optocoupler isolation, which has strong driving ability and stable performance.
  • Practical design: with fault-tolerant design, the relay module will not operate even if the control line is disconnected.
  • All interfaces can be provided through directly connected terminal s since the humanized interface design, it is very convenient to use.
  • High compatibility: the relay module can be directly controlled by the 5V logic signal provided by the microcontroller, suitable for 8051, Raspberry Pi, PIC, DSP, ARM, AVR, MSP430, TTL logic, etc..
  • Wide application: this 5V relay board can be applied with Raspberry/ CNC machine/ ARM/ PIC/ AVR/ MCU/ PS4 and more.
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4pcs Temperature Controller Module with Case W1209 12V DC Micro Digital Thermostat -50-110°C Electronic Temperature Temp Control Module Switch with Waterproof NTC Probe

  • 【W1209 Features】The W1209 thermostat module controller has a sensor input, keys, LED display, and a relay.100% complete machine patch, wave soldering, stable performance, good consistency..
  • 【Embedded CPU Chip】The XH-W1209 led display digital thermostat module embedded CPU chip (MCU), is more intelligent, lower power consumption.
  • Automatic power set memory, MCU built-in EEPROM memory unit..
  • 【Temperature Controller Parameter】Temperature range: -50-110°C.
  • Control precision: 0.1 celsius.Input power (DC): 12V.
  • Output: 1 channel relay output, capacity: 10A.
  • 【Waterproof NTC Probe】The NTC probe is waterproof and can control the temperature, allowing to control heating or cooling.(The wood laminate case is the clear plastic case. You need to tear the wood outside layer off carefully, the outside layer is very thin, which can protect the inside to prevent scratches.
  • And you need to assemble and install the case by yourself, it comes disassembled with tiny bolts and nuts.).
  • 【Package Includes】4pcs W1209 12V DC digital temperature controller board with case.(Ps: The product is not assembled, if you need assembly instructions or if ....
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AEDIKO 4pcs Relay Module DC 5V Relay Switch 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level Trigger

  • Fault-Tolerant Design: Fault Tolerant Design, Even if the Control Line is Broken, the Relay will not Operate.
  • All Interfaces of Relay can be Wired Out Through the Terminals Directly,Normally Open and Normally Closed.
  • Optocoupler Isolation:1 Channel Relay Board use Optocoupler Isolation that has Strong Driving Ability and Stable Performance ,The Isolation Circuit Prevent Damages to I / O Port by Relay Switch Current.
  • Jumper Design: The Relay Module has a Jumper That You Can Set Rather the Unit State Changes with High or Low Signal. Has Screw Terminals for Relay (NC,C,NO) and for Input.
  • Wide Application: DC 5V Relay Module Works Well with ARM /PIC /AVR /MCU/Raspberry/CNC Machine/ PS4 etc..
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Solid State Relay, 90 to 280VAC, 25A

  • Solid state relay module, long service life and high reliability, low drive voltage and current, widely used in many automatic control systems..
  • Model: XRE-1D4840 Solid State Relay 40A DC to AC..
  • Input voltage: 3-32V DC Output voltage: 24-480V AC.
  • Note: The current of this product is 40A for a long time. A large heat sink or fan need to be added..
  • Package Content: 2 x 40A Solid State Relay, ideal for automatic process control application, a must component for temperature controller and other machinery control system..
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Manometer, 12 Selectable Units Differential Pressure Gauge, Dual-Port Manometer Gas Pressure Tester, Digital Pressure Gauge with Backlight, Professional Air Pressure Meter, Handheld HVAC Manometer

  • ...range. High-precision ADC and low-power MCU. Maximum/minimum mode and DIF mode. Professional air pressure gauges are specially used for gas measurement and calibration, gas pressure system troubleshooting, laboratory testing, maintenance and installation of blowers, clean rooms, boilers and other gas appliances..
  • 【Differential Pressure Gauge with 12 Selectable Units】The length of the two hoses in the gas pressure gauge set is 25cm.
  • The thread size of the barb metal connector is 1/8 inch.
  • 12 optional units (mmHg, inHg, ftH₂O, cmH₂O, inH₂O, Pa, KPa, mbar, bar, psi, Kgcm² and ozin²).
  • 【Manometer for Measuring Positive and Negative Pressure】There are two ports on the top of the differential pressure meter, one for testing positive pressure and the other for testing negative pressure. You can select any port to test the pressure difference (P1-P2) between the two areas. Using the single pipe connector of the air pressure meter, you can quickly measure the current pressure value (relative to the current atmospheric pressure)..
  • 【Digital Manometer with Data Recording & Holding Function】Gas manometer data storage: 100 groups.
  • the user-friendly design of the manometer gas pressure tester recording test data function is convenient for users....
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Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger

  • This Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
  • Main Specification Peak Load of NO Connector: AC 250V/10A, DC 30V/10A.
  • These Relay Board use photocoupler isolation that has strong driving ability and stable performance.The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input.
  • Using SMD optocoupler isolation, strong driving capability, stable performance.Fault tolerant design, even if the control line is broken, the relay will not operate.
  • And interface design humanized, all the interface can be directly connected through the terminal lead, so convenient..
  • Wide Application These 5V relay board works well with for ARM /PIC /AVR /MCU/Raspberry/CNC machine /etc..
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Aoicrie 5Pcs DC 12V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger

  • This Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
  • Main Specification Peak Load of NO Connector: AC 250V/10A, DC 30V/10A.
  • These Relay Board use photocoupler isolation that has strong driving ability and stable performance.The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input.
  • Using SMD optocoupler isolation, strong driving capability, stable performance.Fault tolerant design, even if the control line is broken, the relay will not operate.
  • And interface design humanized, all the interface can be directly connected through the terminal lead, so convenient..
  • Wide Application These 12V relay board works well with for ARM /PIC /AVR /MCU/Raspberry/CNC machine etc..
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SainSmart 8-Channel Relay Module

  • 5V 8-Channel Relay interface board, and each one needs 15-20mA Driver Current.
  • Equipped with high-current relay, AC250V 10A.
  • Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP432, TTL logic).
  • Indication LED's for Relay output status.
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Dixell XR40CX-5N1C1 230V/50Hz-60Hz Digital Thermostat Controller with Defrost Management Programmable-Commercial for Refrigeration Units

  • Suitable for appliances including:for applications on medium or low temperature refrigerating units.XR40CX-5N1C1 230V/50-60Hz..
  • The regulation is performed according to the temperature measured by the thermostat probe with a positive differential from the set point:if the temperature increases and reaches set point plus differential the compressor is started and then turned off when the temperature reaches the set point value again. In case of fault in the thermostat probe the start and stop of the compressor are timed through parameters COn and COF..
  • Two defrost modes are available through the tdF parameter: defrost through electrical heater (tdF= EL) and hot gas defrost (tdF = in). Other parameters are used to control the interval between defrost cycles (IdF), its maximum length (MdF) and two defrost modes: timed or controlled by the evaporator?s probe (P2P).At the end of defrost dripping time is started, its length is set in the FSt parameter. With FSt =0 the dripping time is disabled..
  • SAFETY PRECAUTIONS Check the supply voltage is correct before connecting the instrument. Do not expose to water or moisture: use the controller only within the operating limits avoiding sudden temperature changes with high atmospheric humidity to prevent formation of ....
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DPST 1NO 1NC 8Amp Power Relay Module, Briidea 24V AC/DC Power Relay Control Voltage, White

  • INPUT CONTROL SIGNAL: Voltage AC or DC 24V, Current 17mA..
  • OUTPUT CURRENT: Output switch DPST 1NO 1NC(Double Pole Single Throw, 1 Normally Open and 1 Normally Close ), rated current 8A/250VAC or 8A/30VDC (one switch)..
  • SIMPLE & PRACTICAL: This passive power relay module is simple and practical, which is very convenient to use. It can support both Normally Open and Normally Close..
  • EASY MOUNT: The power relay is of compact plastic case and wires connects for easy mount. Two screw mounting holes are convenient for you to fix it on the wall or wooden board. Of course, you can also choose not to lock the screw..
  • LED INDICATION: This power relay has a led indicator for relay action indication. It is obvious to know the status of the switch at a glance..
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