Category: Relay Module
Showing 641–656 of 713 results
Modbus RTU 7-24V Relay Module RS485/TTL 1-way input and Output with Anti-reverse Protection
$10.92Relay ModuleAdd to cartnullManual:Click here to openProduct parameters1. On-board mature and stable 8bit MCU and MAX485 level conversion chip2. Communication protocol:support standard Modbus RTU protocol3. Communication interface:Support RS485 / TTL UART interface4. Communication baud rate:4800/9600/19200, default 9600bps, support power saving5. Photocoupler input signal range:DC3.3-30V (This input cannot be used for relay control)6. Output signal:relay switch signal, support manual, …
Modbus RTU 7-24V Relay Module RS485/TTL 1-way input and Output with Anti-reverse ProtectionRead More
Modbus RTU Octal Relay Module RS485 / TTL UART 8 inputs 8 Outputs Switch Board
$41.54Relay ModuleAdd to cartSize ConversionInchesCentimetersPlease according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.Manual:Click here to openFeature1. Onboard mature and stable STM8S103K3T6 MCU and MAX485 level conversion chip2. Communication protocol:support standard Modbus RTU protocol3. Communication interface:support TTL UART interface with RS485 / 5V level4. Communication …
Modbus RTU Octal Relay Module RS485 / TTL UART 8 inputs 8 Outputs Switch BoardRead More
Modbus-Rtu 2-way Relay Module Output 2 Channel Switch input TTL/RS485 interface Communication
$17.24Relay ModuleAdd to cartModbus RTU instruction:http://img.staticbg.com/file/products/20181018043936Modbus-RTU-instruction.docxHardware resources1. RS485 communication interface2. TTL communication interface3. 2 channel optocoupler isolation input4. 2 channel optocoupler isolation output5. A user button6. A user LED indicator7. A power indicator8. A STM32F030F4 microcontroller9. 2 relay status indicator LED lights10. Power terminal interface (12V power supply)Package includes1 x Modbus-Rtu 2-way Relay
Multi-function infrared Remote Control 8 Channel Relay Module inching Switch/Self-lock Switch 5V/12V/24V Geekcreit for Arduino – products that work with official Arduino boards
$21.86Relay ModuleAdd to cartVersion inching switch Voltage 5V / Version inching switch Voltage 12V / Version inching switch Voltage 24V / Version self-lock switch Voltage 5V / Version self-lock switch Voltage 12V / Version self-lock switch Voltage 24V /
NE555 Chip Time Delay Relay Module Single Steady Switch Time Switch 12V
$6.55Relay ModuleAdd to cartDescription1. Put on the power relay and delay suction. Specifically:after supplying 12V power supply to relay, relay will not absorb immediately. The state of output terminal of relay is:normally open and public disconnect, normally closed and public conduction; when the delay is 1-10S (adjustable), the relay sucks. At this time, the state of output terminal …
NE555 Chip Time Delay Relay Module Single Steady Switch Time Switch 12VRead More
one way Solid State Relay Module
$8.73Relay ModuleAdd to cartDescription5V Omron solid state relays 240V / 2A, output with resistive fuse 240V / 2A.Dimensions:25x34x25 (length x width x height)Input Power:5VDCControl signal input voltage:(0-2.5V low state relay ON) (3-5V state high relay OFF)FeatureVoltage:5VQuiescent current:0 mAOperating current:12.5mATrigger Voltage:3.3-5VTrigger current:2mADC +:positive power supply (according to the relay voltage supply)DC-:negative power supplyCH1:relay module signal triggering end (low to …
Photosensitive Resistance Sensor with Relay Module 5V Optical Control Light Tracking Switch Module
$7.17Relay ModuleAdd to cartUsageLight detection, brightness detection, potentiometer can be adjusted to detect the brightness of the valve point, with its own relay, can do a variety of brightness detection switch.Features1. Using the photoresistor to induce the intensity of light, with its own relay, directly control the load2. Adjust the sensitivity with the potentiometer. Set the start relay …
Photosensitive Resistance Sensor with Relay Module 5V Optical Control Switch Light Detection Switch
$7.11Relay ModuleAdd to cartUsageLight detection, brightness detection, potentiometer can be adjusted to detect the brightness of the valve point, with its own relay, can do a variety of brightness detection switch.Features1. Using the photoresistor to induce the intensity of light, with its own relay, directly control the load2. Adjust the sensitivity with the potentiometer. Set the start relay …
Programmable 4-Way Relay Module AC250V 10A with LED Status indication IIC Communication Controlled independently
$31.66Relay ModuleAdd to cartDescription4-Relay is a unit integrated with 4-way relay, which is controlled by IIC. The maximum control voltage of relay is AC-250V, rated current is 10A, and instantaneous current can bear 16A. Each relay can be controlled independently. Each relay has a programmable status indicator.Features4-way relayAC-250V/10ALED status indicationIIC communication (0x26)Package Included1x 4-Relay Unit1x Grove Cable(20cm)4x VH-3.96-4P …
QF-RD21 5V Power-off Delay Disconnect Relay Module Timer Delay Switch Module
$10.92Relay ModuleAdd to cartSpecificationsVoltage:5V DC (±1.5V)Power consumptionOutput:Passive output (ie dry contact), relay set of normally open + normally closed output. Do not exceed 10A at most.Time range:(4 files, selected by switch)First gear:range 0.2 seconds-30 seconds, accuracy:0.1 secondsSecond gear:range 0.2 seconds – 300 seconds (5 minutes), accuracy:0.3 secondsThird gear:range 0.2 seconds-30 minutes, accuracy:1.8 secondsFour gears:range 0.2 seconds – 300 …
QF-RD21 5V Power-off Delay Disconnect Relay Module Timer Delay Switch ModuleRead More
QF1021-A-10M 0-10Min Adjustable 220V Time Delay Relay Module Timer Delay Switch Timed off with Overcharge Protection
$8.73Relay ModuleAdd to cartFeatures– Relay load capacity up to 10A250V– 3W metal oxide film resistor, withstand voltage– Double Zener to improve stability– Using single chip delay, time precision– QF1021-A-10M:(Time out -off) Turns on immediately after power-on, the delay is automatically disconnected, up to 10 minutesSpecificationsDelay adjustment resolution:100 levels, that is, the minimum range of 100 minutes can be …
QF1022-A-100S 220V AC Power-on Delay 0-100S Adjuatable Timer Switch Automatic Disconnect Relay Module Dry Contact Output
$10.92Relay ModuleAdd to cartSpecificationDelay adjustment resolution:100 levels, that is, the minimum range of 100 minutes can be adjusted to 1 minute, 1 minute per division.Delay error:2%Standby power consumption:0.8WLoad capacity:10A 250V AC or 10A 30V DCPCB size:58mm * 43mm, height QF1022-A-100S:Power on immediately, automatically off after a period of time, up to 100 secondsApplicationsHome appliances, lighting delay modification, factory …
QF1023-A-10S Timing Relay Delay Switch Relay Delay Timer Switch Timing Relay 10S Adjustable
$6.56Relay ModuleAdd to cartSpecificationsWorking voltage:12V DCDelay length:0-10SAccuracy:1/100Error:2%Delay:using single chip delayPCB size:70*26*18mmInstallation hole center distance:64mmAperture:3mmFunction:Turn on the relay immediately after power-on, and automatically break after a period of time;Special reminder:This is not a power-off delay disconnect module, the relay will be disconnected immediately when the input power is disconnected.Package Included1 x QF1023-A-10S Timing Relay Delay Switch Relay Delay Timer …
QF1023-A-10S Timing Relay Delay Switch Relay Delay Timer Switch Timing Relay 10S AdjustableRead More
QFRD-72 ON/OFF Relay Module infinite Cycle Time Adjustable Timer Relay
$10.92Relay ModuleAdd to cartSpecificationsVoltage:AC 100V-250V, can be used for 100V/110V/120V/127V/220V/230V/240V mains.Power consumptionOutput:Active output with the same output voltage as the input voltage. Do not exceed 10A at most.Life:100,000 movementsInput:Passive switch input, the green light will be on first after starting, and will stay in red after stopping.Time range:0.5 seconds – 1000 minutesTime accuracy:Range maximum * 0.001, ie 1000 …
QFRD-72 ON/OFF Relay Module infinite Cycle Time Adjustable Timer RelayRead More
Quad USB Isolator USB HUB Isolation Module Coupling Protection Board ADUM3160
$34.98Relay ModuleAdd to cartIntroductionUSB 4-way isolation module compatible with USB 2.0, provide fully isolated 1.5 Mbps and 12 Mbps data rates, isolated 1500V voltage, no external power source, no driver required. USB port from the external strong power supply and strong signal interfere, USB for the computer port, computer motherboard escort. Features1. Compatible with USB2.02. Isolation voltage of …
Quad USB Isolator USB HUB Isolation Module Coupling Protection Board ADUM3160Read More
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3pcs 0.36 inch DC0V-32V Red LED Digital Display Voltage Meter Voltmeter Reverse Connection Protection
$10.64Test & Measuring ModuleAdd to cartFeature∵ Super high precision∵ Ultra-low startup voltage, red minimum 2.5V, green minimum 2.7V, blue minimum 3.0V. When the power supply voltage is lower than 3.5V, only the brightness is lowered, but the measurement accuracy is not affected.∵ With reverse connection protection, it will not burn.Measuring range:0.00V-32.0VPower supply range:Red DC2.50-32.0V, green DC2.70-32.0V, blue DC3.00-30.0VHighest input:DC32.0V. Note:If …
120A Amplifier Rectifier Filter Supply Power Board High Power Schottky Rectifier Filter Power Supply Board 10000uf 125V
$109.34Other Module BoardAdd to cartSpecification – Power board with double-sided tinplate PCB board, 8 H-itachi 10000uf 125V capacitor, 4 original import disassemble Schottky 30A150V equivalent to 120A bridge heap!– Schottky’s characteristics are fast, small internal resistance (pressure drop naturally low),So the original rectifier than the original power amplifier for the high demand for power.– Input power:Maxmium Double AC 60V(60V-0-60V)– …
8 inch 25W 6V USB Solar Panel Powered Iron Fan Home Cooling Ventilator Camping Laptop Fan
$153.89Solar CollectorsAdd to cartFeaturesThe fan runs when plugged to the solar panel. And it can be used alone by plugged into computer USB port.When plugged to the solar panel, how the fan works depends on the sunlight.When the sunlight is strong, the fan works fast. When the sunshine is not strong enough, the fan may work low or …
8 inch 25W 6V USB Solar Panel Powered Iron Fan Home Cooling Ventilator Camping Laptop FanRead More
10pcs DC 12V 6A 3 String Battery Protection Board Panels Solar Street Lights
$29.51Other Module BoardAdd to cartDescriptionSize:56x45x3mmContinuous working current:Within 6ACharge current:Within 6ABalance charging:YesShort circuit protection:YesFunction:Prevent overcharge, overplay, circuit protectionSuitable assembly:Nominal 3.7V electric core / three stringsPackage Included10 x 12V Battery Protection Board
Practical CPU info 1.6 inch 84×48 Matrix LCD Memory Display Module with Backlight for Raspberry Pi
$20.80Raspberry Pi & Orange PiAdd to cartFeatures∵ 1.6 inch, 84 x 48 pixels matrix LCD∵ Through the Raspberry Pi internal C programming, to Pi running on the CPU occupancy rate and memory occupancy rate display on the LCD screen, be clear at a glance∵ Can be programmed to show what you want to display∵ A backlight jumper back through the software …