{"product_id":"smart-switch-power-meter-wifi-ethernet-spm-main","title":"Smart switch power meter WiFi Ethernet SPM-Main","description":"Product code: \u003cstrong\u003e1017021\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eSmart Sonoff SPM-Main switch\u003c\/strong\u003eThe device is a main component of the system consisting of SPM-Main and SPM-4Relay.\u003cbr\u003eThe device supports wired communication \u003cstrong\u003e(Ethernet RJ45 port) and wireless Wi-Fi.\u003c\/strong\u003e The product is very versatile - \u003cstrong\u003esupports up to 128 channels\u003c\/strong\u003eTo do this, connect it to the SPM-4Relay switch (max 32 pieces).\u003cbr\u003eThe SPM-Main is equipped with overload protection that will avoid damage to your devices. In addition, thanks to the built-in microSD card reader \u003cstrong\u003eyou can secure the history of energy consumption even from 180 days ago\u003cbr\u003eMicroSD card and SPM-4Relay are not included in the set\u003c\/strong\u003e - you can buy it separately.\u003cbr\u003e\u003cstrong\u003eKey features:\u003c\/strong\u003e\u003cul\u003e \u003cli\u003eThe SPM-Main switch has many different applications - it allows you to check how much electricity your tenants consume per month, what is the energy consumption in your office\u003c\/li\u003e \u003cli\u003eSecuring expensive equipment equipment in the server room - the switch has overload protection.\u003c\/li\u003e \u003cli\u003eConnecting devices - SPM-Main communicates with the cloud via Ethernet RJ45 or Wi-Fi port.\u003c\/li\u003e \u003cli\u003eThe connection to SPM-4Relay switches is via RS-485 port, which ensures a stable transmission over long distances.\u003c\/li\u003e \u003cli\u003eSupport up to 128 channels - One SPM-Main main module allows you to connect and control up to 32 SPM-4Relay switches.\u003c\/li\u003e \u003cli\u003eEach SPM-4Relay offers up to 4 independent channels with a maximum load of 20 A each.\u003c\/li\u003e \u003cli\u003eThis allows SPM-Main to handle as many as 128 channels.\u003c\/li\u003e \u003cli\u003eIt is ideal for residential blocks - \u003cstrong\u003eallows checking energy consumption in 128 apartments.\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eThe history of energy consumption on the microSD card - The product allows you to record the history of energy consumption measurements over the last 180 days.\u003c\/li\u003e \u003cli\u003eThe switch is equipped with a microSD card reader (8-32 GB, microSDHC).\u003c\/li\u003e \u003cli\u003eIt offers the possibility to conveniently export data and secure security of important information.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003cul\u003e \u003cli\u003eManufacturer: Sonoff\u003c\/li\u003e \u003cli\u003eModel: SPM-Main\u003c\/li\u003e \u003cli\u003eColor: White\u003c\/li\u003e \u003cli\u003eInput: 100-240 V ~50\/60 Hz 50 mA max.\u003c\/li\u003e \u003cli\u003eWi-Fi: 802.11 b\/g\/n 2,4 GHz\u003c\/li\u003e \u003cli\u003eMaterial: PC V0\u003c\/li\u003e \u003cli\u003eDimensions: 142.5 x 90 x 66.5 mm\u003c\/li\u003e \u003cli\u003eCompatible microSD cards: 8-32 GB (microSDHC)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SONOFF","offers":[{"title":"Default Title","offer_id":53935995093330,"sku":"1017021","price":17.02,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0942\/2517\/0770\/files\/1017021-1-inteligentny-przelacznik-miernik-mocy-wi-sonoff-hurtownia-sklep.jpg?v=1783323568","url":"https:\/\/carlat.com\/products\/smart-switch-power-meter-wifi-ethernet-spm-main","provider":"Carlat","version":"1.0","type":"link"}