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This is a 4-Channel Relay interface board that allows you to control various appliances, and other equipment’s with large current. It can be controlled directly by Micro-controller (Arduino, Raspberry Pi, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic). Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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General Specification | |
Trigger Voltage (VDC) | 12 |
Trigger Current (mA) | 20 |
Switching Voltage (VAC) | 250@10A |
Switching Voltage (VDC) | 30@10A |
Operating Temperature (°C) | -40 to 85 |
Opt. Relative Humidity(RH) | 20% ~ 85% |
Storage condition (℃) | – 65 to 125 |
Length (mm) | 74 |
Width (mm) | 43 |
Height (mm) | 17 |
Weight (gm) | 49 |
Shipment Weight | 0.053 kg |
Shipment Dimensions | 8 × 6 × 2 cm |
Please allow 5% measuring deviation due to manual measurement.
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1 x 4 Channel 12V Relay Board Module.
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The latest price of 4 Channel 12V Relay Board Module in Bangladesh is BDT 290 You can buy the 4 Channel 12V Relay Board Module at best price from our RoboticsBD or visit RoboticsBD Office.
Please note that the product information provided on our website may not be entirely accurate as it is collected from various sources on the web. While we strive to provide the most up-to-date information possible, we cannot guarantee its accuracy. We recommend that you always read the product labels, warnings, and directions before using any product. |
Product Images are shown for illustrative purposes only and may differ from the actual product. |
Reference: RBD-0408
Low Level Trigger Relay Module. RoboticsBD Two separate LEDs for On/Off indication of the Relay. Triggering input voltage 3.3V – 5V Two separate LEDs for On/Off indication of the Relay Triggering input voltage 3.3V – 5V 4) Back EMF protection Back EMF protection 2 LEDs to indicate when relays are ON. Works with logic level signals from 3.3V or 5V devices...
Reference: RBD-0409
No. of Channel: 4 Trigger Voltage: 5VDC Triode drive, increasing relay coil High impedance controller pin Pull-down circuit for the avoidance of malfunction Power supply indicator and Control indicator lamp Power supply and relay instructions, lit, the disconnect is off; The input signal, signal, common Terminal and start conducting; RoboticsBD Note:...
Reference: RBD-0702
It has a relay status indicator led Power LED(Green), 8 relay status indicator LED(Red) Relay control interface by single-chip IO. Low-level suction close, high-level release. Easy to use, simple 3 line structure. Note: Relay might be different from the picture as per stock
Reference: RBD-0737
Power supply:5VDC/160mA Switching Voltage (VAC):240@2A Isolation: Phototriac
Reference: RBD-0751
1pcs 12V DC 5pin Relay MODEL: 12VDC WEIGHT: 50.00g DIMENSIONS: 1.80cm x 1.50cm x 1.60cm
Reference: RBD-1180
Standard For Shield interfaces and shape Can continue to stack other For expansion boards 3 M3 screw positioning holes for easy installation High Drive (5V or 3.3V) normally open contact closure Onboard relay indicator (red) Note: Relay might be different from the picture as per stock
Reference: RBD-1336
Onboard Module: ESP8266 wifi module; in AP mode it can connect with 5 Clients at the same time Operating Way: cellphone carried on wifi module; cellphone and wifi module carried on the same router, and use the APP to control relay Transmission Distance : 400m (max) Relay : 5V,10A/250V AC 10A/30V DC Baud Rate: 9600. Diode effusion protection; Short...
Reference: RBD-1337
Transmission Distance(m) :400 Relay Channel:2 Trigger Voltage (VDC): 5 Switching Voltage (VAC):250@10A Switching Voltage (VDC):30@10A Baud Rate:9600 Note: Relay might be different from the picture as per stock
Reference: RBD-1398
Brand new and high quality. 1-Channel Relay interface board, Equipped with high-current relay : 15A @ 125V AC or 10A @ 250V AC Standard interface that can be controlled directly by microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM) **Relay Brand is different from the picture as per stock
Reference: RBD-1399
Operating Voltage: 12V DC Two separate LEDs for On/Off indication of the Relay Triggering input voltage 3.3V – 5V 4) Back EMF protection Equipped with high-current relay 10A@250VAC / 10A@30VDC It can control both AC and DC appliances such as Solenoids, Motors, lights, fans, etc High-quality screw terminals (Terminal Block) provided (C, NC, NO) for quick...
Reference: RBD-1400
4-Channel Relay interface board and each one needs 15-20mA Driver Current. Both controlled by 12V and 5V input Voltage. Equipped with high-current relay, AC250V 10A ; DC30V 10A. Standard interface that can be controlled directly by microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic active low). Indication LED’s for Relay output...
Reference: RBD-1559
Support charging and discharging at the same time Large current Small size High efficiency Support short circuit protection
Reference: RBD-0400
Voltage: 3-3.6V (recommended 3.3V) V. Maximum output power: +20dBm. Power-down mode current: 4.2uA. Operating Range: 1Km Antenna Gain (peak): 2Dbi. 2MB rate (Open area): 520m. 1MB rate (Open area): 750m. 250Kb rate (Open area): 1100m. It uses 2.4GHz global open ISM band, with license free. SPI interface facilitates the communication with MCU I/O port....
Reference: RBD-0915
Maximum effective distance up to 150mm Less than 100ms decoding time Support external antenna Uart interface Support EM4100 compatible read-only or read/write tags Small outline design
Reference: RBD-2163
Built-in encoder Average output up to 420 pulses per revolution The brass faceplate has two mounting holes threaded Long D profile metal output shaft (0.354"/9.0 mm)
Reference: RBD-2215
Working voltage (V): 3.3 ~ 5 Working current (A): Above 1A Operating Temperature (℃): -10 ~ +50 Mounting hole: M3 Detection range: 1mm ~ 60 cm adjustable.
Reference: RBD-0430
Operating voltage: 4.5V to 5.0 V Output format: 8 Digital voltages. Optimal sensing distance: 0.125″ (3 mm). RoboticsBD
Reference: RBD-0654
Single row. 2.54mm pitch. 1 x 40 pins. Through-hole mount. RoboticsBD
Reference: RBD-0150
Output Power: 5mW Working Voltage: 3-3.3V DC Working temperature: -10 ℃~+40 ℃ Housing material: Copper Working life: more than 2000 hours Spot mode: Dot Facula (continuous output) Laser wavelength: 650nm red-colored. Operating current: <40mA Power lead length: 120mm. 5V could damage the laser
Reference: RBD-0389
Adopt imported controller PL2303HX, which can stabilize the flash with high speed 500mA self-recovery fuse for protection Two data transmission indicator can monitor data transfer status in real time Reserve 3.3V and 5V pin interface, easy for the DDWRT of different voltage system that needs power The entire board is coated by the high quality transparent...
Reference: RBD-1710
Type: Hexagonal coupling. Material: brass. Inner diameter: 6 mm. Total length: 18 mm. Size of Hex Socket(Long Diagonal): 14mm Weight: 12.6gm
Reference: RBD-0919
Dimension: 25 x 19 x 10 (LxWxH)mm. Input interface: micro USB. Current Protection: Yes Charging mode: Linear charging. Current: 1A adjustable. Charge precision: 1.5%. Input voltage: 4.5V-5.5V. Full charge voltage: 4.2V.
Reference: RBD-1970
Brand: DFRobot
Version 2.0 More natural pronunciation Fewer pronunciation errors for polyphone characters No option of speakers
Reference: RBD-1252
Tackle any terrain with Ranger’s 3 preset forms All-terrain Off-road Land Raider Super Speedy Dashing Raptor Self-balancing Nervous Bird EASY INSTALLATION: Build in as little as 45 minutes
Reference: RBD-0394
They are very useful for connecting components to wires. It is insulation covered clips connected to the wire from both ends. RoboticsBD
Reference: RBD-0575
Main color: Yellow Measure range: 0.00-14.00pH Resolution: 0.01pH Accuracy: ±0.05pH Calibration: two points automatic calibration
Reference: RBD-0949
Operating Voltage : 2.5 ~ 4V Operating Current : 130 ~ 220mA Flow Rate : 80 ~ 120 L/H Maximum Lift : 40 ~ 110 mm Outlet Outside Diameter: 7.5 mm Outlet Inside Diameter: 5 mm
Reference: RBD-0948
Built-in Flash: 32Mbit Power supply: 5V WiFi protocol: IEEE 802.11 b/g/n Peripheral interface: UART/GPIO/ADC/DAC/SDIO/PWM/I2C/I2S Logic level: 3.3V A high-quality USB cable is essential for this board to ensure sufficient current supply; otherwise, your board may not be recognized by the Windows Device Manager. Please avoid using mobile phone cables and...
Reference: RBD-0415
Has a signal output instruction When the output valid signal is high, the light goes out The sensitivity is adjustable (fine-tuning) The wide detection range of vibration, no direction With mounting holes, firmware installation is flexible and convenient. RoboticsBD
Reference: RBD-1330
High-quality BTA16-600B TRIAC AC Voltage: 220V/110V; 50/60Hz Rated current: 5A Logic: 3.3V/5V Peak Operating Current: 8A
Reference: RBD-0549
Breadboard power supply module, compatible with 5V, 3.3V. RoboticsBD Apply to MB102 breadboard Input voltage: 6.5-12 V (DC) or USB power supply Output voltage: 3.3V/5V can switch over Maximum output current: <700 ma Fluctuation two road independent control can switch over to 0 V, 3.3 V, 5 V On-board two groups of 3.3V, 5V DC output plug pin, convenient...
Reference: RBD-0703
Controls up to 32 servo motors Comes preassembled USB interface (cable included), Xbee socket, and TTL serial Bidirectional communication with Query commands Large capacitors to prevent brownouts
Reference: RBD-1241
Color: Black Weight: 120g (each) Outer wheel diameter: 80mm Thickness: 37mm 1 pcs Left and 1 pcs Right Wheel No Connecting Hubs
Reference: RBD-1750
Operating Voltage: 3- 12 VDC Amplification: Adjustable 1.5~1000 times Signal Input Voltage Range: 100µV~300mV Signal Output Range: 100µV~300mV
Reference: RBD-0439
Bluetooth Protocol: Bluetooth Specification V4.0 BLE USB Protocol: USB V2.0 Operating Frequency: 2.4GHz ISM band Modulation Mode: GFSK (Gaussian Frequency Shift Keying) Transmitting Power: ≤4dBm Sensitivity: ≤-84dBm at 0.1% BER It’s easy to use and completely encapsulated. You can set it as slave or master. You can use AT command set the baud rate....
Reference: RBD-0717
Tire with sponge liner for more strength With upgraded tire tread for greater friction New design wheel for better combination with the motor Diameter: 65 mm Width : 28 mm The material of Wheel: High-strength plastic The material of Tire: Rubber Color: Blue Rim Black Tire. RoboticsBD
Reference: RBD-0655
Single row. 2.54mm pitch. 1 x 40 pins. Through-hole mount. 20mm Height. RoboticsBD
Reference: RBD-0623
Input voltage range: 6-26V Output voltage: 5.2V (consider the charge line loss, the output is 5.2V or so, the load side is about 5V) Output current: 3A (in the absence of a heat sink device, the stable output current is 2A) Two output Port can charge two devices simultaneously. RoboticsBD
Reference: RBD-0691
Supply voltage: 5V Communication: Serial communication (TTL level) Operating istance: 6-10 meters
Reference: RBD-0396
Integrated with wire enclosed waterproof probe, suitable for wet, harsh measurement occasions Small size, easy to use Operating Voltage: 5 V Sonar Sensing Range: 25-450 cm Max. Sensing Range: 450 cm Frequency: 40 KHz. RoboticsBD
Reference: RBD-0034
Weight: 55g Dimension: 40.7×19.7×42.9mm Stall torque: 9.4kg/cm (4.8v); 11kg/cm (6.0v) Operating speed: 0.19sec/60degree (4.8v); 0.15sec/60degree (6.0v) Operating voltage: 4.8 ~ 6.6V Gear Type: Metal gear Dead band width: 1us Wire length: 32cm
Reference: RBD-0688
Wide input supply (2.5 V to 12V) Easy to integrate (V+, GND, and Data) The device in deep sleep mode when Data pin is grounded Very small dimension.
Reference: RBD-0768
Size: 5mm Color: RED Head Shape: Round Lens Appearance: Transparent
Reference: RBD-0120
400 tie points 2 Power lanes, Total 100 tie points in power lanes 1 Double strip, Total 300 tie points Perfect for Arduino shield prototyping and testing Plastic housing, metal contact clips
Reference: RBD-0755
Size: 5mm Color: Green Head Shape: Round Lens Appearance: Transparent
Reference: RBD-2074
Output SPDT Relay. Header connector for connecting power and trigger voltage. Screw terminal connector for easy relay output connection. Note: Relay might be different from the picture as per stock
Reference: RBD-1215
131 powerful instructions – Most Single Clock Cycle Execution 32 x 8 general purpose working registers Fully static operation Up to 20MIPS throughput at 20MHz On-chip 2-cycle multiplier Write/erase cycles: 10,000 flash/100,000 EEPROM Optional boot code section with independent lock bits In system programming by on-chip boot program True read while write...
Reference: RBD-0753
Input Voltage(Max.) : 5V Resistance: 90 Ω Resonance Frequency: 2048 Hz Sound pressure(dB(A)/10cm)min.: 80 Body Size : 12 x 9.5mm Pin Pitch: 6mm External Material: Plastic; Color: Black