Reference: RBD-2558
Open Smart 5V 650nm Laser Sensor Module 6mm Red Laser Dot Diode Copper Head with Triode Current Amplifier
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The 24V 30A 1-Channel Relay Module with Optocoupler Isolation is a high-power control module built for safely switching AC and DC loads in electronic and industrial automation systems. Featuring an optically isolated input, it protects low-voltage microcontrollers such as Arduino, ESP32, or STM32 from high-power circuit interference. This module supports both high-level and low-level trigger modes, allowing flexible compatibility with various logic control systems. With its robust relay rated for 240V AC or 30V DC at 30A, it can control motors, lighting, fans, pumps, and other large electrical appliances. The integrated LED indicators for power and relay activity make debugging simple and efficient. Built with safety and reliability in mind, this relay module is ideal for IoT, home automation, and industrial automation projects requiring high-current switching and stable performance. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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High Load Capacity: Rated for 240V AC / 30A or 30V DC / 30A switching power.
Optocoupler Isolation: Protects low-voltage control circuits from high-voltage interference.
Flexible Trigger Modes: Configurable for high-level or low-level triggering using jumpers.
LED Indicators: Power (green) and relay status (red) LEDs simplify monitoring.
Noise Protection: Ensures stable operation in electrically noisy environments.
User-Friendly Design: Screw terminal connectors for easy wiring.
Low Power Consumption: Requires only 24V DC supply and minimal trigger current (2–4mA).
Compact Size: 50mm × 33mm × 24mm fits easily in control boxes and panels.
Versatile Compatibility: Works with Arduino, ESP32, STM32, and other microcontrollers.
Durable Construction: Built for long-term operation in automation and IoT applications.
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Home Automation: Control lighting, fans, and home appliances.
Industrial Automation: Manage motors, pumps, and factory equipment.
IoT Projects: Remote switching with safe isolation for wireless control systems.
Smart Energy Systems: Manage heavy electrical loads safely and efficiently.
Embedded Control Projects: Interface with microcontrollers for high-power switching.
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| General Specifications | |
| Operating Voltage | 24V DC |
| Static Current | 5mA |
| Working Current | 50mA |
| Trigger Current | 2–4mA |
| Relay Load Capacity | AC: 240V / 30A, DC: 30V / 30A |
| Isolation Type | Optocoupler isolation |
| Trigger Modes | High-level or Low-level selectable |
| LED Indicators | Power (Green), Relay Status (Red) |
| Dimensions | 50mm × 33mm × 24mm |
| Interface Pins | DC+, DC-, IN, JD+, JD- |
| Output Terminals | COM, NO, NC |
| Compatibility | Arduino, ESP32, STM32, Raspberry Pi, PLC |
| Applications | Automation, home control, IoT switching |
| Shipment Weight | 0.0358 kg |
| Shipment Dimensions | 5 × 3 × 3 cm |
Please allow 5% measuring deviation due to manual measurement.
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1 x 24V 30A 1 Channel Relay Module with Optocoupler Isolation
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