Yajisi 4 Channel 4G GSM Remote Control Relay Switch, Intelligent APP/WEB/SMS Alarm Controller for Home Temperature, Humidity, and Power Failure Monitoring, 100-240V EU Plug
Product details
| Management number | 230992600 | Release Date | 2026/06/18 | List Price | US$32.40 | Model Number | 230992600 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
Ensure optimal monitoring and remote management with the Yajisi 4 Channel 4G GSM Remote Control Relay Switch. This innovative 4G smart relay controller (measuring 7.87 inches / 20 cm in length) seamlessly links to your home or industrial setup via a standard SIM card. It offers unparalleled convenience with APP, WEB, and SMS control, alerting you instantly of power failures, temperature shifts, or humidity changes. Featuring normally open and normally closed output logic, the 100-240V wide voltage compatibility guarantees versatile deployment. With intelligent alerts and robust aluminum construction, the SM4-WLTE-EC empowers users to maintain full oversight of their crucial systems globally. Ideal for home security, greenhouse automation, and server room monitoring.
- Yajisi 4G Remote Controller: Operates on multiple 4G frequencies (LTE FDD B1/B3/B5/B7/B8/B20) and GSM 900/1800Mhz for reliable, worldwide connectivity without distance limitations.
- Comprehensive Environmental Monitoring: Built-in 2 sensor ports for temperature (-40 to 125°C) and humidity (0 to 100%) tracking, allowing automatic relay triggering based on custom thresholds.
- Instant Alarm Notifications: Equipped with an intelligent power failure alarm system that sends immediate SMS, APP, or WEB alerts during outages, ensuring critical systems stay protected.
- Versatile Output Logic: Supports both Normally Open (NO) and Normally Closed (NC) configurations, making it compatible with a vast array of electrical appliances and industrial motors.
- Wide Voltage Compatibility: Designed with a 110-240V input range and comes with an EU plug, perfect for diverse global applications and varying electrical standards.
- Durable Aluminum Build: The rugged, compact design features a standard SMA antenna interface and operates with ultra-low power consumption (standby 12V 50mA) for long-lasting reliability.
| Electrical switch type | SPDT (Single Pole Double Throw) |
|---|---|
| Amps | 200 Amps |
| Volts | 12 V, 240 VAC |
| Brand | Yajisi |
| Number of poles | 4 |
| Light dimmer & switch style | Toggle |
| Smart tech | Y |
| Smart control | SmartThings |
| Color | Multicolor |
| Watts | 2.4 W |
| Features | Remote Controlled, Magnetic, LED Indicator, Energy Efficient, Plug-in, Durable |
| Fire safety certifications | CE (Conformité Européenne) Marking |
| Has nrtl listing certification | N |
| Count | 1 |
| Model | SM4-WLTE-EC |
| Has written warranty | No |
| Accessories | 1 x Plug, 1 x Instruction Manual, 3 x Accessories |
| Dimensions | 7.87 x 4.72 x 1.97 in |
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