![](\"https:\/\/b2b.innpro.pl\/data\/include\/cms\/01Sonoff\/SPM-Main\/8.jpg\")
<\/p>\nThe Sonoff SPM-Main smart switch measures energy consumption and supports both Ethernet and Wi-Fi connectivity. It can manage up to 128 channels and can be combined with up to 32 SPM-4Relay switches (4 channels each), which can be purchased separately. Additionally, overload protection prevents damage to devices. The product is also very easy to install.<\/p>\n
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The SPM-Main switch will prove useful in a variety of applications. For example, it will allow you to calculate your tenants' monthly electricity consumption or monitor the energy consumption of a shopping center or office. The product will also prove invaluable in a server room or cryptocurrency mining facility: the overload protection feature will prevent equipment damage.<\/p>\n
![](\"https:\/\/b2b.innpro.pl\/data\/include\/cms\/01Sonoff\/SPM-Main\/4.jpg\")
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Enjoy the ability to connect your devices. SPM-Main communicates with the cloud via Ethernet or Wi-Fi. It also connects to SPM-4Relay switches via RS-485, ensuring stable transmission even over long distances. Connection problems are a thing of the past!<\/p>\n
![](\"https:\/\/b2b.innpro.pl\/data\/include\/cms\/01Sonoff\/SPM-Main\/2.jpg\")
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Want to monitor energy consumption changes in every room of your office? Or are you interested in knowing how much electricity your tenants are consuming? With Sonoff, you can! The SPM-Main and SPM-4Relay switches allow you to accurately measure energy consumption. You can find all the information in the eWeLink app. This way, you can monitor your energy consumption without leaving home: just pick up your phone!<\/p>\n
![](\"https:\/\/b2b.innpro.pl\/data\/include\/cms\/01Sonoff\/SPM-Main\/9.jpg\")
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Increase the safety of your server room and avoid damaging your devices. The switch offers an overload protection function. When activated, the equipment will automatically shut down when the current, voltage, or power reaches the value specified in the application. A load delay function is also available.<\/p>\n
![](\"https:\/\/b2b.innpro.pl\/data\/include\/cms\/01Sonoff\/SPM-Main\/6.jpg\")
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A single SPM-Main module can control up to 32 SPM-4Relay switches. Furthermore, each SPM-4Relay offers up to 4 independent channels with a maximum load of 20A each. This means that the SPM-Main can manage as many as 128 channels! This makes it ideal, for example, for an apartment building, allowing you to monitor the energy consumption of tenants in rental apartments.<\/p>\n
![](\"https:\/\/b2b.innpro.pl\/data\/include\/cms\/01Sonoff\/SPM-Main\/3.jpg\")
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You can now save energy consumption measurement history for the last 180 days. The switch features an SD card slot (8-32 GB, SDHC). This allows for convenient data export and ensures you don't lose any important information. The SPM-Main and SPM-4Relay switches are also easy to install. They can be easily mounted on a rail. Note: The SD card is not included in the kit. <\/p>\n
![](\"https:\/\/b2b.innpro.pl\/data\/include\/cms\/01Sonoff\/SPM-Main\/1.jpg\")
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| Brand<\/th>\n | Sonoff<\/td>\n<\/tr>\n |
|---|---|
| Model<\/th>\n | SPM-Main<\/td>\n<\/tr>\n |
| Color<\/th>\n | White<\/td>\n<\/tr>\n |
| Entrance<\/th>\n | 100-240 V ~50\/60 Hz 50 mA max.<\/td>\n<\/tr>\n |
| Wifi<\/th>\n | 802.11 b\/g\/n 2.4 GHz<\/td>\n<\/tr>\n |
| Material<\/th>\n | PC V0<\/td>\n<\/tr>\n |
| Dimensions<\/th>\n | 142.5x90x66.5 mm<\/td>\n<\/tr>\n |
| Compatible SD cards<\/th>\n | 8-32 GB, SDHC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>","protected":false},"excerpt":{"rendered":" Interruttore intelligente Sonoff SPM-Main L’interruttore intelligente Sonoff SPM-Main consente la misurazione del consumo energetico e supporta la connettivit\u00e0 sia tramite Ethernet che Wi-Fi. Pu\u00f2 gestire fino a 128 canali ed \u00e8 possibile combinarlo con un massimo di 32 interruttori SPM-4Relay (4 canali ciascuno), acquistabili separatamente. Inoltre, la protezione da sovraccarico previene danni ai dispositivi. Il […]<\/p>\n","protected":false},"featured_media":32605,"comment_status":"open","ping_status":"closed","template":"","meta":{"inline_featured_image":false},"product_brand":[483],"product_cat":[1549],"product_tag":[],"class_list":["post-25389","product","type-product","status-publish","has-post-thumbnail","product_brand-sonoff","product_cat-smart-controllers-control-devices","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/product\/25389","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/comments?post=25389"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/media\/32605"}],"wp:attachment":[{"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/media?parent=25389"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/product_brand?post=25389"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/product_cat?post=25389"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/innovogroup.eu\/en\/wp-json\/wp\/v2\/product_tag?post=25389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}} |