【default control】The default control command is 1/2/3/4. Example: Dial 1 to control relay 1, dial 2 to control relay 2, dial 3 to control relay 3, dial 4 to control relay 4.
control commands can be changed any 1-4 bits. (For more details, refer to "AD22B04_4 channel DTMF controller commands setting manual ")..
AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board
【30VDC 250VAC Load】 Equiped with high-current relay, AC250V 10A.
DC30V 10A, each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
【High Level Trigger】The relay module is triggered by high level signal, which can be input from microcontroller IO..
【 3V/3.3V power relay module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
【Wide Application】- These 3v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/ ESP8266 module etc..
【Long Life】 - Fast response time less than 20ms and long lifetime up to 100,000 times snap action with diode freewheel protection..
HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger
This is a simple and practical passive relay module, which is very convenient to use. It can support both Normally Open and Normally Close..
Input control signal: AC/DC 5V, AC/DC 12V, AC/DC24V, AC/DC48V, AC 115V, AC 230V Selectable..
Output switch DPST 1NO 1NC(Double Pole Single Throw, 1x Normally Open and 1x Normally Close ), rated current 8A/250VAC or 8A/30VDC (one switch)..
Compact ABS plastic case and wires connect 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..
Coil 5 pins mini SPST power relay pin quantity : 5 Pin.
material : plastic, metal, electronic component.
Power relay size (Approx.) : 1.8 x 1.4 x 1.9cm / 0.7"""" x 0.6"""" x 0.7""""(L*W*T),widely used in the remote control, communication, automatic control system, electronic equipments, etc..
Power relay PCB type compact and sealed construction. Long operational life. The relay can automatically adjust, protect and transform the circuit.
SSR-100DD Solid State Relay DC to DC (Input 3-32V DC Output 5-60V DC) with Heat Sink, 100A
Model: SSR-100DD, single phase Solid State Relay 100A DC to DC control, CE Compliant to EN60950-1.
Input voltage 3-32V DC, Load voltage 5-60V DC, Max load current 100 Amp.
Rugged epoxy encapsulation construction, high isolation over than 50MΩ(500VDC), high dielectric over than 2.5KV, output snubber circuit protection.
No EMI/EFI & Low surge by Zero Cross Trigger method, specially suited to control sensitive, capacitive and Non-saturated inductive loads.
SSR switches use semiconductor component acts as a switch for the relay, no moving parts inside, no mechanical wear, no action noise, no mechanical failure, and high reliability.
SSR-25DD Solid State Relay DC to DC (Input 3-32V DC Output 5-60V DC) with Heat Sink, 25A
Model: SSR-25DD, single phase Solid State Relay 25A DC to DC control, UL Approved, CE Compliant to EN60950-1.
Input voltage 3-32V DC, Load voltage 5-60V DC, Max load current 25 Amp.
Rugged epoxy encapsulation construction, high isolation over than 50MΩ(500VDC), high dielectric over than 2.5KV, output snubber circuit protection.
No EMI/EFI & Low surge by Zero Cross Trigger method, specially suited to control sensitive, capacitive and Non-saturated inductive loads.
SSR switches use semiconductor component acts as a switch for the relay, no moving parts inside, no mechanical wear, no action noise, no mechanical failure, and high reliability.