{"product_id":"shelly-pro-4pm","title":"Shelly Pro 4PM","description":"\u003cdiv class=\"preview-frame\"\u003e\n\u003cstyle\u003e.pd *{box-sizing:border-box}.pd{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:#1a1a2e;line-height:1.65;max-width:820px}.pd h1,.pd h2,.pd h3,.pd h4{line-height:1.3;margin-top:0}.pd h1{font-size:26px;font-weight:800;margin-bottom:6px}.pd h2{font-size:22px;font-weight:800;margin-bottom:8px;padding-top:32px;border-top:2px solid #f0f0f0}.pd h2:first-of-type{border-top:none;padding-top:0}.pd p{margin:0 0 12px;font-size:15px;color:#444}.pd ul{margin:0 0 16px;padding-left:0;list-style:none}.pd ul li{padding:5px 0 5px 24px;position:relative;font-size:14px;color:#444}.pd ul li::before{content:'\\2713';position:absolute;left:0;color:#059669;font-weight:700}.pd-trust{display:flex;gap:12px;margin:16px 0 24px;flex-wrap:wrap}.pd-trust-item{flex:1;min-width:130px;background:#f8f9fa;border-radius:10px;padding:14px 12px;text-align:center}.pd-trust-item .ico{font-size:22px;margin-bottom:3px}.pd-trust-item .lbl{font-size:12px;font-weight:700;color:#1a1a2e;text-transform:uppercase;letter-spacing:.3px}.pd-trust-item .sub{font-size:11px;color:#888}.pd-feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:16px 0}@media(max-width:600px){.pd-feat-grid{grid-template-columns:1fr}}.pd-feat{background:#f8f9fa;border-radius:10px;padding:18px 16px}.pd-feat .fi{font-size:26px;margin-bottom:6px}.pd-feat h4{font-size:15px;font-weight:700;color:#1a1a2e;margin:0 0 6px}.pd-feat p{font-size:13px;color:#555;margin:0;line-height:1.55}.pd-tip{background:#ecfdf5;border-left:4px solid #059669;border-radius:0 8px 8px 0;padding:12px 16px;margin:14px 0;font-size:13px;color:#065f46}.pd-warn{background:#fffbeb;border-left:4px solid #d97706;border-radius:0 8px 8px 0;padding:12px 16px;margin:14px 0;font-size:13px;color:#92400e}.pd-specs{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px}.pd-specs tr:nth-child(even){background:#f8f9fa}.pd-specs td{padding:11px 16px;border-bottom:1px solid #f0f0f0}.pd-specs td:first-child{font-weight:700;color:#1a1a2e;width:42%}.pd-specs td:last-child{color:#555}.pd-faq{margin:10px 0}.pd-faq details{background:#fff;border:1px solid #e5e7eb;border-radius:8px;margin-bottom:8px;overflow:hidden}.pd-faq summary{padding:14px 18px;font-weight:700;font-size:14px;color:#1a1a2e;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}.pd-faq summary::-webkit-details-marker{display:none}.pd-faq summary::after{content:'\\25BC';font-size:12px;color:#999;transition:transform .2s}.pd-faq details[open] summary::after{transform:rotate(180deg)}.pd-faq details[open] summary{border-bottom:1px solid #f0f0f0}.pd-faq .faq-body{padding:14px 18px;font-size:14px;color:#555;line-height:1.65}.pd-support{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:14px 0}@media(max-width:600px){.pd-support{grid-template-columns:1fr}}.pd-support-card{background:#f8f9fa;border-radius:10px;padding:20px 16px;text-align:center}.pd-support-card .si{font-size:28px;margin-bottom:6px}.pd-support-card h4{font-size:15px;font-weight:700;color:#1a1a2e;margin:0 0 6px}.pd-support-card p{font-size:13px;color:#555;margin:0;line-height:1.5}.pd-support-card a{color:#1e40af;font-weight:600;text-decoration:none}.pd-cta{background:#1a1a2e;border-radius:12px;padding:32px 24px;text-align:center;color:#fff;margin:24px 0}.pd-cta h3{font-size:22px;font-weight:800;margin:0 0 6px;color:#fff}.pd-cta p{font-size:14px;opacity:.7;margin:0 0 4px;color:#fff}\u003c\/style\u003e\n\n\u003cdiv class=\"pd\"\u003e\n\u003ch1\u003eShelly Pro 4PM -- 4-Channel DIN Rail Smart Switch with Power Metering and Colour Display (WiFi + LAN + Bluetooth)\u003c\/h1\u003e\n\u003cp\u003eFour independent circuits. One DIN rail device. The \u003cstrong\u003eShelly Pro 4PM\u003c\/strong\u003e is a professional \u003cstrong\u003e4-channel smart relay\u003c\/strong\u003e with \u003cstrong\u003eper-channel power metering\u003c\/strong\u003e, a \u003cstrong\u003e1.8-inch colour display\u003c\/strong\u003e, and triple connectivity. Each channel supports up to \u003cstrong\u003e16A\u003c\/strong\u003e with a total device capacity of \u003cstrong\u003e40A\u003c\/strong\u003e. Monitor and control four separate circuits from a single DIN rail module -- lights, fans, pumps, heaters -- each with independent energy tracking. The built-in colour screen shows real-time status and power readings at the panel without needing a phone. Supports \u003cstrong\u003eKNXnet\/IP\u003c\/strong\u003e for commercial building management. \u003cstrong\u003eWiFi + Ethernet + Bluetooth.\u003c\/strong\u003e \u003cstrong\u003eNo hub or subscription required.\u003c\/strong\u003e Made in \u003cstrong\u003eBulgaria\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cdiv class=\"pd-trust\"\u003e\n\u003cdiv class=\"pd-trust-item\"\u003e\n\u003cdiv class=\"ico\"\u003e⚡\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003e4 x 16A\u003c\/div\u003e\n\u003cdiv class=\"sub\"\u003e40A Total\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-trust-item\"\u003e\n\u003cdiv class=\"ico\"\u003e📊\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003ePer-Channel Metering\u003c\/div\u003e\n\u003cdiv class=\"sub\"\u003e4 Independent Meters\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-trust-item\"\u003e\n\u003cdiv class=\"ico\"\u003e📺\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eColour Display\u003c\/div\u003e\n\u003cdiv class=\"sub\"\u003e1.8 Inch Screen\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-trust-item\"\u003e\n\u003cdiv class=\"ico\"\u003e🌐\u003c\/div\u003e\n\u003cdiv class=\"lbl\"\u003eWiFi + LAN + BT\u003c\/div\u003e\n\u003cdiv class=\"sub\"\u003e+ KNXnet\/IP\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 Independent Channels, 16A Each\u003c\/strong\u003e -- switch four separate circuits with a total device capacity of 40A (4 x 3,680W at 230V); each channel operates independently\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePer-Channel Power Metering\u003c\/strong\u003e -- real-time voltage, current, active power, and accumulated kWh for each of the four channels separately\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.8-Inch Colour Display\u003c\/strong\u003e -- built-in screen shows channel status, power readings, and network info directly at the DB board; no phone required for quick checks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 Switch\/Button Inputs\u003c\/strong\u003e -- connect up to 4 existing wall switches or push buttons (S1-S4) for physical control of each channel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriple Connectivity\u003c\/strong\u003e -- WiFi 802.11 b\/g\/n, Ethernet RJ45, and Bluetooth 4.2; Ethernet provides reliable wired connectivity inside metal panels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKNXnet\/IP Support\u003c\/strong\u003e -- integrates with KNX building management systems for commercial installations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverpower and Overvoltage Protection\u003c\/strong\u003e -- configurable thresholds per channel protect loads and the device\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Scheduling\u003c\/strong\u003e -- up to 20 schedules per device including sunrise\/sunset-based automation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScripting (mJS)\u003c\/strong\u003e -- custom on-device JavaScript automations for complex logic, load sequencing, or conditional switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome Assistant Native\u003c\/strong\u003e -- auto-discovered; each channel appears as a separate switch with energy entities for the HA Energy Dashboard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMQTT, HTTP, WebSocket\u003c\/strong\u003e -- full API access for custom integrations, dashboards, and building management\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice Control\u003c\/strong\u003e -- Amazon Alexa, Google Home, Samsung SmartThings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Hub or Subscription Required\u003c\/strong\u003e -- fully standalone operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cdiv class=\"pd-feat-grid\"\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"fi\"\u003e💡\u003c\/div\u003e\n\u003ch4\u003eMulti-Zone Lighting\u003c\/h4\u003e\n\u003cp\u003eControl 4 lighting zones from one DIN module. Monitor energy per zone. Schedule each independently. One device replaces four separate relays.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"fi\"\u003e🏢\u003c\/div\u003e\n\u003ch4\u003eCommercial Buildings\u003c\/h4\u003e\n\u003cp\u003eKNXnet\/IP integration for professional BMS. Per-channel metering for tenant billing. Ethernet for reliable panel connectivity. Colour display for maintenance staff.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"fi\"\u003e🏠\u003c\/div\u003e\n\u003ch4\u003eWhole-House Automation\u003c\/h4\u003e\n\u003cp\u003eGeyser on channel 1, pool pump on 2, garage on 3, outdoor lights on 4. Each with independent scheduling and energy tracking. View everything on one colour display.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-feat\"\u003e\n\u003cdiv class=\"fi\"\u003e☀\u003c\/div\u003e\n\u003ch4\u003eSolar Load Management\u003c\/h4\u003e\n\u003cp\u003eUse scripting to prioritise loads based on available solar. Shed non-critical circuits first. Monitor each load's consumption independently.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"pd-specs\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eShelly Pro 4PM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSPSW-104PE16EU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e4-Channel DIN Rail Smart Switch with Power Metering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e4 (independent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Current per Channel\u003c\/td\u003e\n\u003ctd\u003e16A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Device Capacity\u003c\/td\u003e\n\u003ctd\u003e40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Switching Voltage\u003c\/td\u003e\n\u003ctd\u003e240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e110-240V AC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLess than 4W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetering\u003c\/td\u003e\n\u003ctd\u003eVoltage, current, active power, accumulated energy (kWh) per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e1.8-inch colour screen with navigation keys\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch Inputs\u003c\/td\u003e\n\u003ctd\u003e4 (S1-S4) -- switch or push-button\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Outputs\u003c\/td\u003e\n\u003ctd\u003e4 (O1-O4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiFi\u003c\/td\u003e\n\u003ctd\u003e802.11 b\/g\/n (2.4 GHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet\u003c\/td\u003e\n\u003ctd\u003eRJ45 (LAN)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003e4.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCPU \/ Flash\u003c\/td\u003e\n\u003ctd\u003eESP32-D0WDQ6 \/ 8 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSchedules\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScripting\u003c\/td\u003e\n\u003ctd\u003emJS (on-device)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocols\u003c\/td\u003e\n\u003ctd\u003eMQTT, HTTP, WebSocket, Webhooks, KNXnet\/IP, TLS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail (4 modules wide)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e96 x 53 x 59 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShell Material\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 to 40 degrees C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e30-70% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorks With\u003c\/td\u003e\n\u003ctd\u003eHome Assistant, Alexa, Google Home, Samsung SmartThings, KNX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHub Required\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMade In\u003c\/td\u003e\n\u003ctd\u003eBulgaria\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat is in the Box\u003c\/h2\u003e\n\u003cp\u003e1 x Shelly Pro 4PM\u003cbr\u003e1 x Installation Guide\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"pd-faq\"\u003e\n\u003cdetails\u003e\u003csummary\u003eCan each channel be controlled independently?\u003c\/summary\u003e\u003cdiv class=\"faq-body\"\u003e\n\u003cstrong\u003eYes.\u003c\/strong\u003e All 4 channels operate independently. Each has its own relay, switch input, schedule, and power meter. You can turn channel 1 on while channels 2-4 are off, or any combination.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat does the colour display show?\u003c\/summary\u003e\u003cdiv class=\"faq-body\"\u003eThe 1.8-inch colour screen shows the status of all 4 channels (on\/off), real-time power consumption per channel, network connectivity status, and device information. Navigate using the built-in keys.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan it handle 40A total?\u003c\/summary\u003e\u003cdiv class=\"faq-body\"\u003e\n\u003cstrong\u003eYes\u003c\/strong\u003e -- but 40A is the total device maximum across all 4 channels combined. Each individual channel is rated for 16A. Running all 4 channels at 16A simultaneously exceeds the total capacity -- size your loads accordingly.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes it work with Home Assistant?\u003c\/summary\u003e\u003cdiv class=\"faq-body\"\u003e\n\u003cstrong\u003eYes.\u003c\/strong\u003e Auto-discovered via the Shelly integration. Each channel appears as a separate switch entity with its own energy sensor. All 4 channels feed into the HA Energy Dashboard independently.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow wide is it on the DIN rail?\u003c\/summary\u003e\u003cdiv class=\"faq-body\"\u003eThe Pro 4PM occupies approximately \u003cstrong\u003e4 DIN modules\u003c\/strong\u003e (53 mm wide). Check your DB board for available rail space before purchasing.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eNeed Help? We are Here for You!\u003c\/h2\u003e\n\u003cdiv class=\"pd-support\"\u003e\n\u003cdiv class=\"pd-support-card\"\u003e\n\u003cdiv class=\"si\"\u003e📞\u003c\/div\u003e\n\u003ch4\u003eCall Us\u003c\/h4\u003e\n\u003cp\u003e\u003ca href=\"tel:0716788719\"\u003eJesse: 071 678 8719\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"tel:0845057481\"\u003eJason: 084 505 7481\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-support-card\"\u003e\n\u003cdiv class=\"si\"\u003e🏢\u003c\/div\u003e\n\u003ch4\u003eVisit Us\u003c\/h4\u003e\n\u003cp\u003e8 Wildebraam Street\u003cbr\u003eWeltevreden Park, Roodepoort\u003cbr\u003eGauteng, 1709\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pd-support-card\"\u003e\n\u003cdiv class=\"si\"\u003e📧\u003c\/div\u003e\n\u003ch4\u003eEmail\u003c\/h4\u003e\n\u003cp\u003e\u003ca href=\"mailto:info@eiferer.co.za\"\u003einfo@eiferer.co.za\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"pd-cta\"\u003e\n\u003ch3\u003eFour Circuits. One Device. Complete Control.\u003c\/h3\u003e\n\u003cp\u003e4-channel relay with per-channel metering, colour display, Ethernet, and KNX support.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Shelly","offers":[{"title":"Default Title","offer_id":50605453148353,"sku":"SLYSWIPRO4PMW0100","price":3499.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0022\/3418\/7820\/files\/Shelly-Pro-4PM_1.png?v=1789538794","url":"https:\/\/eiferer.co.za\/products\/shelly-pro-4pm","provider":"Eiferer_ZA","version":"1.0","type":"link"}