The Best 3.3V Relay Module of 2022 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best 3.3V Relay Module of 2022. Check our ranking below.
2,613 Reviews Scanned
- Original Songle Relay
- 30VDC 250VAC Load：The power switch is compatible with 10A 250VAC and 10A 30VDC load.
- Optocoupler Isolator:3V/3.3V power relay module supports photocoupler isolation control.
- 【1 Channel Relay Module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO.
- 【Main Specification】- The 3v Relay 1 Channel power switch module compatible with 10A 250VAC and 10A 30VDC load.4pcs * 2.5 mm Fixed Bolt Hole.
- 【Adopted Optocoupler Isolation】- 3V/3.3V power relay module supports photocoupler isolation control and dual power supply input ensure high anti-interference ability. Fast response time less than 20ms and long life time up to 100,000 times snap action with diode freewheel protection.
- 【Jumper Caps】You can select whether the relay and the signal use the same power supply or not by removing the jumper caps on the pins. And It is better to share the same power supply, because that is more convenient for using.
- 【Wide Application】- These 3v relay board works well with Arduino/ ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/IOT/ ESP8266 module etc.
- 3V 1 channel relay interface board support photocoupler isolation control,has the output signal indicator,the signal input port can connect SCM IO port, high level signal drive
- Relay board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO, support dual power supply input ensure high anti-interference ability,high reliability of photoelectric isolation protection
- 3V/3.3V power relay module supports photocoupler isolation control and dual power supply input ensure high anti-interference ability. with diode continuous flow protection,response time is less than 20 milliseconds,long life of relay can be absorbed 100,000 times continuously.
- You can select whether the relay and the signal use the same power supply or not by removing the jumper caps on the pins. And It is better to share the same power supply, because that is more convenient for using.
- Relay Module: SRD-DC03V-SL-C; Channel: 1 channel; Working Voltage: DC 3-3.3V; Compatible Load: 10A 250VAC / 10A 30VDC; Single Socket Length: 7.5mm
- LEDs indicators for each electromagnetic relay channel. Relays with SPDT switch contacts: Normally Open, Common, Normally Closed.
- Up to 8 boards can be connected to I2C bus line. The module contains an PCF8574 or PCF8574A chip. Working temperature range - 25 C ~ + 80 C
- Comes with different slave address 0x27 or 0x3F, depends on the batch. Relay expected life Mechanical - 10,000,000 operations min. Relay expected life Electrical - 100,000 operations min. at rated load
- Relay dielectric strength 750 VAC, 50/60Hz between contact. Maximum current per relay – 10A peak. Maximum current @5.0V – 700mA. Operation DC voltage – 3.3V and 5.0V
- AC controlling voltage range 100…240V AC, AC voltage frequency range 50…60Hz. compatible with plastic din rail holder, size 100mm
- 1 channel 3V/3.3V power relay mdoule support photocoupler isolation control;Support dual power supply input ensure high anti-iinterference ability
- Fast response time less than 20ms and longlife time up to 100,000 times snap action
- On-board signal output indicator, wire terminal and installing holescompatible with 10A 250VAC and 10A 30VDC load
- Module Size: 70mmX17mmX20mm / 2.76X0.70X0.79 inch (L*W*H)
- Relay Module: SRD-DC03V-SL-C;Channel: 1 channel;Working Voltage: DC 3-3.3V;Compatible Load: 10A 250VAC / 10A 30VDC;Single Socket Length: 7.5mm
- 1 channel SRD-DC03V-SL-C equiped with high-current relay, compatible load: AC250V 10A ; DC30V 10A, each relay has normally open and normally closed contact, can be selected by jumper relay and TTL or ground.
- 1 channel 3V/3.3V power relay mdoule support photocoupler isolation control, support dual power supply input ensure high anti-iinterference ability, which can be input from microcontroller IO, with diode freewheel protection.
- The relay module is triggered by high level signal, with output signal indicator, signal input port can be connected to the I0 port of the single chip microcomputer and driven by high-level signal.
- The 3v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/NodeMCU/ ESP8266 module etc.
- 1 channel 3V relay module external wiring adopts the rotary crimping terminal to make the wiring more firm. It is equipped with a fixed installation hole for easy installation.
- 3V 3.3V 4 Channel Relay Module Low Level Trigger with Lamp Relay Output 4 way Relay Module for Arduino
- 1 channel 3V/3.3V power relay module support photocoupler isolation control; The external connection adopts rotary crimping terminal to make the connection more firm.
- The module can used to control 10A 250V AC, 10A 30V DC load, with output signal indicator. Adopt dual power supply selection design to enhance anti-interference ability. Therefore, it plays the role of automatic adjustment, safety protection and conversion circuit in the circuit.
- The signal input port can be connected to the single-chip IO port, driven by high-level signals.
- You are free to select whether the relay and the signal share the same power supply or not by removing the jumper caps on the pins or not. It is recommended to share the same power supply, because that is more convenient for using.
- The relay isolation drive control module, the core is an electronic control device relay, with a control system (also known as an input loop) and a controlled system (also known as an output loop), which is essentially a "automatic switch that uses a smaller current to control a larger current" ".
- 【0VDC 250VAC Load】The power switch is compatible with 10A 250VAC and 10A 30VDC load
- 【1-Channel 3V/3.3V Power Relay Module】Supports optically isolated control; dual power supply selection design with strong anti-interference capability and high reliability of opto-isolated protection
- 【Fast Response Time】Less than 20ms, long life time, up to 100,000 snaps
- 【On-Board Signal Output Indicator】Wire terminals and mounting holes compatible with 10A 250VAC and 10A 30VDC loads
- 【High Level SignalSignal】Input port can be connected to microcontroller IO port
Last update on 2023-05-10 / Affiliate links / Images from Amazon Product Advertising API
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FAQ:
Q: How to power a 3-3v relay?
A: Usually, you’re ging to power the 3.3V device from something like 5V USB or 9V plug. These sources can often provide the power required to energize the coil of your relay. You will have to make the control signal of your board and switch the “input power” over the coil of your relay.
Q: What power source do I need for a relay?
A: Check the specs to find one that fits your needs. Usually, you’re ging to power the 3.3V device from something like 5V USB or 9V plug. These sources can often provide the power required to energize the coil of your relay. You will have to make the control signal of your board and switch the “input power” over the coil of your relay.
Q: How does a 220U relay work?
A: The 220u charges via the 2k2 and bottom diode. When an input above 1.5v is applied to the input of the circuit, both transistors are turned ON and the 5v across the electrolytic causes the negative end of the electro to go below the 0v rail by about 4.5v and this puts about 10v across the relay. ”
Q: What does a monitor relay do?
A: Monitoring relay for monitoring 1-phase voltages of 0…300 V AC/DC, overvoltage/undervoltage or window, error memory, wide range power supply unit, 2 changeover contacts Save money: Best price starts from {0} pieces!