Category: Relay Module
Showing 673–688 of 713 results
SR-104A Serial Port Control 2 Channel Relay Module Time Delay Relay MCU Controller Production Board
$21.74Relay ModuleAdd to cartFunctional descriptionThe improved SR-104 module uses patch technology to support 5V or 9-12V input voltage. Control the absorption and release of 2-way relay by serial command.Set 1-255 seconds delay independently for each channel This is the case. The operation is simple, most of the serial instructions need only 1 byte to realize the function. Provide …
SW-520 Tilt Sensor Relay Module 12V Equipment Tilt Dump Protection Alarm Trigger Board
$8.73Relay ModuleAdd to cartUsageVarious angle sensors, tilt sensor, output with relay, direct connection to high current load, can be applied to various equipment dump protection, appliance dumping protection.Module features1. Default high-sensitivity SW-520D angle sensor can achieve 90-degree angle tilt detection2. The comparator output directly drives the relay, which can be connected to 220V AC or other equipment3. With …
SW-520 Tilt Sensor Relay Module 12V Equipment Tilt Dump Protection Alarm Trigger BoardRead More
Timer Switch Controller Board 10S-24H Adjustable Delay Relay Module for Delay Switch/Timer/Timing Lamp
$13.11Relay ModuleAdd to cartSpecifications1. Power-on reset automatically;2. The delay time adjustment range of about 10 seconds to 24 hours;3. Current output voltage ratio parameter:3V/300mA;5V/200mA;9V/100mA4. Input voltage:3.3-18V5. It can drive 3V/5V/12V relay/LED and so on.6. Function:delay switch,timer,timer light etc.7. Size:18.7mm*18,7mm*7.4mm pins distance:2.54mmSet Timer1.NOT short M Pads on PCB(0:Switch OFF;1 Switch ON)00000:10 seconds 01000:4 minutes 10000:14 minutes 11000:30 minutes00001:20 seconds …
TK-RD09-200S 12V DC 0-200S Adjustable 30A Time Delay Relay Module High Precision Monostable
$8.73Relay ModuleAdd to cart>>>Manual:Click here to openFeatures– Using the dedicated time chip NE555 as the main control, the time is accurate and stable;– This section can be set to one of the following two modes of operationA—power on immediately, disconnect after the delay arrives, (maintained disconnected until the input is powered off);B—The power is not activated first, and …
TK-RD09-200S 12V DC 0-200S Adjustable 30A Time Delay Relay Module High Precision MonostableRead More
TK1305A 12V DC Multifunctional Time Delay Relay Module with Optocoupler Isolation
$8.73Relay ModuleAdd to cart>>>Manual:Click here to openFeaturesFunction 1:Trigger once (relay), then trigger once disconnect (disconnector), each time the relay is triggered once, the module has self-locking function.Function 2:Turn on immediately after triggering, and disconnect after the delay time arrives.Function 3:Disconnect immediately after triggering, and turn on after the delay time has elapsed. (Note:the relay will not be turned …
TK1305A 12V DC Multifunctional Time Delay Relay Module with Optocoupler IsolationRead More
TKG2R-1E-K424 4 Channel Relay Module PLC Amplification Board Controller with indicator Light DC 24V
$32.79Relay ModuleAdd to cartSpecificationModel:TKG2R-1E-K424Output type:RelayI/O points:4Input signal:NPN and PNP compatibleInput voltage:DC24VOutput voltage:AC/DC 0-250VOutput Contacts:1CO(SPDT)Contact capacity(resistive):10A 250VACOperation voltage/Release voltage:≥75%Un/≤10%UnOperation time/Release time:≤15ms/≤8msSwitching frequency:0.1HzDimensions(LxWxH):72×90*70mmMounting:DIN railPackage Included1 x DC 24V 4 Channel Relay Module
TKS-M8 4-40V DC Motor Speed forward and Reverse Controller with Shell 20A Relay P0 Optocoupler Isolation Anti-jamming
$17.04Relay ModuleAdd to cartSpecificationsWorking voltage:4-40V DCModule power consumption:0.6W (static 0.1W)Signal input:active low. The input is the negative of the optocoupler. A signal is considered to be present when the voltage is below 2V.Response speed:K1 K2 is 20mS, SW1 SW2 is 50mS.Output current 20APCB size:83*46*20mmShell size:87*54*59mmUser ManualK1:Forward signalK2:Reverse signalSW1:Forward limitSW2:Reverse limit1. Press K1 and the motor will start to …
UPC1237 2.1Channel 300W Speaker Protection Board Delay 3 Channels AC 12-15V DC Protection Board for Class A B amplifier
$14.78Relay ModuleAdd to cartDescriptionChip UPC1237 as the core device, DC protection, power failure and other functions.Product Name:single power speaker protection boardPower supply voltage:AC 12-15VRecommend Power supply:12V 500mA(500MA or more) PCB size 83x50mmIndependent power supply is recommendedNoteThe DC protection can’t work with the Digital Power Amplifier board or BTL Circuits.Package Included1 x UPC1237 Speaker Protection Board
Upgrade 12V ESP8266 WiFi Relay IoT Smart Home Phone APP Remote Control Switch
$19.67Relay ModuleAdd to cartInstruction:Click here to openSummarize12V WiFi relay module carried a ESP8266 WiFi module and microcontroller.It will send the serial port instructions to the cell phone APP and Implementation within the local area network (LAN) for wireless control relay.CharacteristicsOnboard ESP8266 WIFI module, AP mode 5 client can be connected at the same time;Module has two work modes:1, …
Upgrade 12V ESP8266 WiFi Relay IoT Smart Home Phone APP Remote Control SwitchRead More
Upgrade 5V ESP8266 WiFi Relay IoT Smart Home Phone APP Remote Control Switch
$17.48Relay ModuleAdd to cartFeatures1. On-board high-performance microprocessor STM8S103 and ESP-01 WIFI module2. Module has 2 kinds of work patterns Mode 1:The phone is directly mounted on the WIFI module Mode 2:Mobile phones and WIFI modules are also equipped on the router Additional features:Can also be used as a USB relay with unplugged ESP-013. Transmission distance (1) In the …
Upgrade 5V ESP8266 WiFi Relay IoT Smart Home Phone APP Remote Control SwitchRead More
W3230 AC110V-220V 20A LED Digital Temperature Controller thermostat thermometer Temperature Control Switch Sensor Meter
$35.30Relay ModuleAdd to cartFeatures– Mini thermometer.– With clear LED display for better readability.– Wide temperature measuring range.– Heating or cooling control.– All parameters setting can be saved after short circuit.– Relay output.– High Control precision 0.1 centigrade– Can be used for domestic freezer, water tanks, refrigerator, industrial chiller, steamer, industrial equipment and other temperature-controlled system.SpecificationPower Supply:110V-220V ACTemperature Control …
Waveshare Modbus RTU 8 Channel Relay Module industrial Grade RS485 interface with Multiple Isolation Protection Circuits
$89.65Relay ModuleAdd to cartFeaturesSupport setting device address (1~255) to cascade multiple devices via RS485 busWith flash on and flash off function, you can bring parameters in the command, the operation relay will turn off automatically after a period of timeOnboard integrated power supply isolation can provide stable isolation voltage without additional power supply at the isolation endOnboard integrated …
XH-M131 DC 12V Photosensitive Resistor Module Light Control Switch Photosensitive Relay Power Module
$10.92Relay ModuleAdd to cartSpecificationProduct model:XH-M131Product Name:photosensitive relay moduleOperating voltage:12VOutput mode:one channel relayOverall size:52 x 31 x 31mmDescription1. This product is mainly used for light detection, brightness detection and control and other occasions, through the potentiometer can be adjusted to detect brightness threshold. With the relay, it can do a variety of brightness detection switch, you can control a …
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LILYGO TTGO T-Watch SIM800L Bottom Programable PCB Expansion Board for Smart Box Development
$27.49Expansion Board & ShieldAdd to cartFeaturesDevelopment platform:ESP-IDF (native SDK), , Lua, MicroPython, ScratchSupport SIM card mobile communication functionSupport microphoneSupport voiceSupport for scalable module useCode:Click here to openESP32:Characteristic:DescriptionGPIO05:CS:Screen, TFT_CSGPIO18:SCLK:Screen, TFT_SCLKGPIO19:MOSI:Screen, TFT_MOSIGPIO27:DC:Screen, TFT_DCGPIO12:BL:Screen, TFT_BLESP32:Characteristic:DescriptionGPIO33:TX:SIM Card, UART_SIM_TXGPIO34:RX:SIM Card, UART_SIM_RXGPIO14:RST:SIM Card, SIM_RSTGPIO15:PWKEY:SIM Card, SIM_PWKEYGPIO04:BOOST:SIM Card, SIM_BOOST_CTRLPackage includes1 x T-Watch SIM800L PCB backplane1 x AntennaWiring with the T-watch box, for reference only, the T-watch does …
50 Pieces Fountain Pens Holder Wooden Pen Display Case with Antique Color Container 5 Layer
$278.83PhysicsAdd to cartSpecificationsColor:ArchaizeMaterial:Wood Box + Plexiglass CoverSize(L x W x H):about 270*200*245mm[Conversion:1mm=0.03937 inch, 1inch=25.4 mm]Features-Large pen cases, 50 mounted large-capacity, generous and practical design.-Wood box and beige color flannel inside, clear and elegant.-Durable without deformation, glass shatterproof, can be clearly seen.Package Included1 PCS x Wooden Pen Case(Pen not included)Note-Due to different producing batches, product details might be …
50 Pieces Fountain Pens Holder Wooden Pen Display Case with Antique Color Container 5 LayerRead More
220V 700W Powered Portable Electric Air Space Heater Fast Heating thermostat Hot
$58.71Solar CollectorsAdd to cartFeatures-The popular choice for heating bathrooms as well as kitchens.-Overheat protect.-Adjustable thermostat.-Handy carry handle.-Easy to adjust manual controls.-Anti-fire safety protection and are simple to install.Specification-Size:260mm*95mm*160mm-Rated voltage:220V-Colour:White-Rated power:700W-Mode of operation:mechanical-Rated power:700w-Switch type:knob type-Applicable area:21-30m2Package list-1x electric heater
50PCS 5ml Plastic Sample Small Bottle Vial Storage Container Test Tube for Lab
$24.29Bottles & JarsAdd to cartDescription50PCS 5ml Plastic Test Tube Centrifuge Tubes Bottle With Cap For Lab Supplies,Used to plug a flask or testtube for safe keeping. Test Tube. Used to mix, heat, or store substances.SpecificationMaterial:PPContain:5mlWeight:100g(50PCS)Color:TransparentQuantity:50pcsDiameter:14mmHeight:42mmFeatures1.Plastic cryogenic vial.2.Made from PP with good temperature resistance and sealing property.3.Various capacity with clear scale marked,easy to use.4.Self stnading design,no slide when using.5.Smooth side …
50PCS 5ml Plastic Sample Small Bottle Vial Storage Container Test Tube for LabRead More
3pcs 40W DC-AC inverter Power Supply 12V Liter 220V Step Up Transformer Boost Module Support in Parallel
$20.68Power Supply ModuleAdd to cartFeature1. Output DC and AC dual output, can output DC and AC voltage, fully compatible with all kinds of electric appliances2. Without connecting wires, you need to solder the input and output wires yourself.3. Instructions for use:This product can convert the DC power of 8V-13V battery into 220V AC power for household use, and DC …
45Pcs Solar intelligent Watering Timer Automatic Drip Irrigation + 10M Hose + Solar Panel + Copper Filter Nozzle
$109.34Electrical Relay & TimersAdd to cartFeatures> IP67 Waterproof> Indoor or oytdoor use.> Use clean water only.> Automatic water your plants and flowers precisely and at ease.> Reduce water by 70% over traditional sprinklers by focusing water directly to the root.> Flowers, plants, bonsai and potted fruit, for family homes, hotels, clubs, offices and other plants of intelligent care.> Watering the …
10Pcs 3W 5V LED Module Board High Power Module
$26.08LED BoardAdd to cartFeatureColor temperature:Warm White 3000-3200K / white 6000-6500KForward current:700MALuminous flux:White 180-200LM (lumens) , Red 90-100LM (lumens) , Green 80-90LM (lumens)Forward voltage:3.3 – 3.6 VReverse voltage:5VPower:3WViewing angle:180Working temperature:-20 to 60Storage temperature:20 to 60test cod (Click here)Package included10 x LED module