SMG-WF01 One-Channel Relay Module with Self-Locking Interlock and 2.4G Wi-Fi Remote Control

This relay module provides a practical solution for remote electrical control applications requiring secure switching functionality. Designed with self-locking interlock features, it ensures reliable operation when remotely managing devices through your Wi-Fi network. The 7-32V wide operating voltage range makes it versatile for various low-voltage installations, from hobbyist projects to basic automation systems. With its compact dimensions of 15cm x 8cm x 2cm and lightweight 0.1kg construction, this module integrates easily into existing control setups while offering the convenience of wireless management through standard 2.4G Wi-Fi networks.

Features and Construction

The SMG-WF01 relay module combines several practical features that address common control requirements in electronic applications. Its construction focuses on providing reliable switching capability within a compact form factor suitable for integration into various control systems.

Material and Build

The module utilises a PCB (Printed Circuit Board) foundation that supports the electronic components required for its operation. This includes the relay itself, supporting circuitry for the specified voltage range, and the integrated PCB onboard antenna for wireless communication. The construction is designed to handle the 7-32V operating range specified, with components selected to function reliably across this voltage spectrum. The physical build prioritises functionality within the given dimensions rather than elaborate external casing.

Size and Practical Fit

With dimensions measuring 15cm in length, 8cm in width, and 2cm in height, this relay module offers a practical form factor for various installation scenarios. The compact size allows it to fit into control panels, electronic enclosures, or project boxes without requiring excessive space. The 0.1kg weight makes it suitable for applications where weight consideration matters, such as in portable setups or when multiple modules need to be mounted together. These physical specifications support straightforward integration into both new installations and existing control systems.

Uses and Placement

The module's technical specifications support several practical applications in both simple and more complex control scenarios. Its combination of features addresses common needs in remote switching applications across different environments.

Event or Professional Use

In professional or event settings, this relay module can serve as a remote control point for lighting systems, display elements, or equipment that requires secure switching. The self-locking interlock functionality prevents unintended toggling, which is particularly valuable in applications where circuit stability matters. The 2.4G Wi-Fi capability allows control from smartphones, tablets, or computers connected to the local network, eliminating the need for dedicated remote controls. The wide 7-32V voltage range accommodates various power supplies commonly used in professional low-voltage installations.

Everyday Home Use

For domestic applications, this module enables Wi-Fi control of electrical devices such as lamps, fans, or small appliances. The one-channel configuration provides straightforward management of single devices without complex programming requirements. The USB communication interface simplifies initial setup and configuration using standard computer connections. Home users can benefit from the ability to control devices remotely through their existing Wi-Fi network without needing specialised knowledge of wireless protocols or control systems.

Benefits and Buying Value

This relay module offers several practical advantages that stem from its technical specifications and design approach. These benefits translate to tangible value for users seeking reliable remote control functionality.

Reuse and Low Maintenance

The module's construction supports reuse across different applications due to its versatile voltage range and standard communication interfaces. The 7-32V operating specification means it can adapt to various power supplies that might be available in different settings. The USB interface provides a standard connection method that works with most computers for configuration purposes. With no moving mechanical parts beyond the relay itself and solid-state electronic components, the module requires minimal maintenance beyond basic electrical connections and network configuration.

Why Choose This Product

This relay module stands out for its combination of self-locking interlock functionality with Wi-Fi remote control capability within a compact package. The specified 7-32V voltage range offers greater flexibility than fixed-voltage alternatives, accommodating various power supplies without additional voltage regulation. The 2.4G Wi-Fi support utilises a common frequency band that works with standard home and office networks. The product's clearly defined specifications – including the exact dimensions, weight, and technical parameters – allow for informed decision-making based on measurable data rather than vague performance claims.