SONOFF SPM-4Relay Smart Stackable Power Meter 4 Relay Module

SONOFF SPM-4Relay Smart Stackable Power Meter <br>The SONOFF smart stackable metering system realizes smart management with overload protection, metadata monitoring and electricity statistics. It supports up to 128 channels (up to 32 SPM-4Relay modules), a maximum current of 20A per channel, allows monitoring of 180 days of electricity consumption data, and management of each channel individually. The SPM-Main control panel allows 8Gb-32Gb SD memory card for secure local data storage. It is a high-performance professional smart home tool for managing homes, office buildings, industrial buildings or even shopping centres, enabling energy consumption monitoring for residents or tenants.<b>Note: module requires SPM-Main control panel</b>, which is sold separately.<br><b>Features: </b>The SPM-Main communicates with the cloud through Ethernet or WiFi using EWeLink app (Android, iOS), and communicates with the SPM-4Relays through RS-485, which allows for multi-terminal and stable long-distance data transmission.Remote on/off - you can switch all channels on and off remotely anytime, anywhere.Synchronisation status - check the actual status of the relay (on or off) using the app.DIN rail mounted, like the control panel, to fit the electrical cabinet.With on/off buttons.Housing material made of flame-retardant V0 PC plastic.Protection for all channels against overload, overvoltage, overcurrent.<br><b>Specifications: </b>Compatible with: Sonoff SPM-Main.Voltage: 100V~240V AC.Frequency: 50/60Hz.Current: max. 80A (20A per channel).Number of channels: 4.MCU: GD32F.Dimensions: 250 x 90 x 66.5 mm.Housing material: PC V0 (flame-retardant).Mounting: on DIN rail.Connectionl: RS485.Operating temperature: -10°C~+40°C.Operating humidity: 5%-95% (non-condensing).Weight: 584g.Colour: white.Certification: CE/UKCA/FCC/ROHS.<br><b>Warranty: </b>24 months.<img src=https://www.eurodigital.lt/usistema/Vartotojai/Naujienos/SPM-MAIN_1.jpg><img src=https://www.eurodigital.lt/usistema/Vartotojai/Naujienos/SPM-MAIN_2.jpg><img src=https://www.eurodigital.lt/usistema/Vartotojai/Naujienos/SPM-MAIN_3.jpg><img src=https://www.eurodigital.lt/usistema/Vartotojai/Naujienos/SPM-MAIN_4.jpg>

In trade: available
Price: 50.00 €

Printing date: 2026 06 12 16:55:55