DIY Smart Switches Archives - Kepler Electronics https://kepler-elec.com/product-category/sonoff/sonoff-smart-controls/sonoff-diy-smart-switches/ LOYTEC COMPETENCE CENTER Mon, 06 Apr 2026 12:38:54 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://kepler-elec.com/wp-content/uploads/1/2023/10/cropped-cropped-cropped-cropped-Kepler-Elec-Logo-2023-09-18-13-45-04-32x32.jpg DIY Smart Switches Archives - Kepler Electronics https://kepler-elec.com/product-category/sonoff/sonoff-smart-controls/sonoff-diy-smart-switches/ 32 32 SONOFF MINIR2 – Two Way Smart Switch https://kepler-elec.com/product/sonoff-minir2-two-way-smart-switch/ Sun, 05 Apr 2026 17:02:12 +0000 https://kepler-elec.com/?post_type=product&p=8066 Easily upgrade your existing lights with MINIR2, which fits discreetly inside the switch box. Enjoy full smart control while retaining manual physical switch operation — no visible changes needed. Connect MINIR2 to your preferred home automation system like Home Assistant via LAN using its open REST API, enabling custom integrations and advanced control.

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]]> Two-Way Control—Smart Retrofit Without Changing Your Switch】 Easily upgrade your existing lights with MINIR2, which fits discreetly inside the switch box. Enjoy full smart control while retaining manual physical switch operation — no visible changes needed.
【Open Device REST API – Seamless Home Automation Integration】Connect MINIR2 to your preferred home automation system like Home Assistant via LAN using its open REST API, enabling custom integrations and advanced control.
【Fully Featured Smart Switch】MINIR2 supports all essential functions: remote app control, scheduling, sharing with your family, and more. The perfect DIY smart switch for flexible, personalized setups.
【Smart Scenes Automation】 Create automated scenes to trigger other smart devices, turning appliances on/off automatically based on your schedule or conditions, making your home truly intelligent.
【Hands-Free Voice Control】 Compatible with Amazon Alexa, Google Assistant, SmartThings, and Alice. Simply speak your command, and your devices respond instantly.

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]]> SONOFF Smart Stackable Power Meter | SPM https://kepler-elec.com/product/sonoff-smart-stackable-power-meter-spm/ Sun, 05 Apr 2026 16:52:21 +0000 https://kepler-elec.com/?post_type=product&p=8052 One SPM-Main connects up to 32 SPM-4Relays. Each relay includes 4 isolated channels for organized and scalable device control. Each channel supports up to 20 amps, making it ideal for high-power devices.

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]]> 【UP to 32 SPM-4Relays】 One SPM-Main connects up to 32 SPM-4Relays. Each relay includes 4 isolated channels for organized and scalable device control.
【20A per Channel】 Each channel supports up to 20 amps, making it ideal for high-power devices.
【Overload Protection】 Automatically cuts off power during overloads to protect your devices and ensure system safety.
【MicroSD Storage】Store over 20 years of power data and up to 20,000 operation logs per device. Quickly export consumption reports via SD card.
【Power Monitoring】Track real-time current, voltage, and power usage through the eWeLink app for smarter energy management.

Note: The main unit and 4-relay of the stackable power meter need to be used together. The main unit is connected to at least one 4-relay to function.
Note 2: The main unit capacity supported 8-32 GB SDHC cards.

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]]> SONOFF POW Origin Smart Power Meter Switch – POWR316 https://kepler-elec.com/product/sonoff-pow-origin-smart-power-meter-switch-powr316/ Sun, 05 Apr 2026 15:44:38 +0000 https://kepler-elec.com/?post_type=product&p=8038 Monitor real-time power, current, voltage, and total energy consumption of connected appliances. Stay informed and take control of your electricity use with precise, live data. Built to handle up to 16A, POW Origin is compatible with a wide range of home appliances like heaters, light systems, and more. A smart choice for energy-intensive devices.

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]]> 【Real-Time Power Monitoring – Know Your Energy Usage】 Monitor real-time power, current, voltage, and total energy consumption of connected appliances. Stay informed and take control of your electricity use with precise, live data.
【Supports High-Power Devices – Up to 16A Load】 Built to handle up to 16A, POW Origin is compatible with a wide range of home appliances like heaters, light systems, and more. A smart choice for energy-intensive devices.
【6-Month Energy History – Exportable Data】 Access and analyze historical power consumption data for the past 6 months, accurate to the hour. Easily export data to Excel (.xlsx) right from your phone for tracking or reporting.
【Built-in Overload Protection – Safer Appliance Control】 Set thresholds for power, voltage, or current. When a limit is exceeded, the device will automatically shut off to prevent overloading and protect your appliances from damage.
【All-in-One Smart Switch Functionality】POW Origin includes remote app control, voice control (Alexa & Google Assistant), schedules, inching mode, and power-on state memory. The ultimate smart power switch for DIY automation.

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]]> SONOFF POWR3 High Power Smart Switch https://kepler-elec.com/product/sonoff-powr3-high-power-smart-switch/ Sun, 05 Apr 2026 15:33:51 +0000 https://kepler-elec.com/?post_type=product&p=8027 With a maximum output of 25A / 5500W, POWR3 is perfect for high-powered devices like water heaters, HVAC systems, and other equipment. Also ideal for use as a dedicated room-level energy meter. Track active power, voltage, and current of connected appliances directly in the eWeLink app. Stay informed and manage electricity usage with accurate live data and historical insights.

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]]> 25A / 5500W Output – Power Up Your Heavy Appliances】 With a maximum output of 25A / 5500W, POWR3 is perfect for high-powered devices like water heaters, HVAC systems, and other equipment. Also ideal for use as a dedicated room-level energy meter.
【Real-Time Power Consumption Monitoring】 Track active power, voltage, and current of connected appliances directly in the eWeLink app. Stay informed and manage electricity usage with accurate live data and historical insights.
【Built-in Overload Protection – Safety First】 Automatically shuts off power when abnormal current or voltage is detected, helping to prevent short circuits, device damage, and fire hazards. Protect your appliances and your home.
【Remote On/Off Control – Anytime, Anywhere】 Turn off your devices from anywhere with one tap on your phone. Helps to cut power, reduce energy bills, and ensure safety even when you’re not home.
【Hands-Free Voice Control with Alexa, Google & More】 Fully compatible with Amazon Alexa, Google Assistant, SmartThings, and Alice. Just say the word to control your appliances—no hands needed.

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]]> SONOFF S-MATE Extreme Switch Mate | S-MATE2 https://kepler-elec.com/product/sonoff-s-mate-extreme-switch-mate-s-mate2/ Sun, 05 Apr 2026 15:24:33 +0000 https://kepler-elec.com/?post_type=product&p=8015 S-Mate2 features a slim, compact design that fits easily into EU 86-type or US 120-type electrical boxes and works with a wide variety of physical switches—including rocker, push-button, or toggle switches. Seamless integration into existing switch setups. Pair S-Mate2 with MINIR4 or other WeLink-remote gateway-enabled devices to enable up to 50 meters of stable local wireless control (no obstacles). No Wi-Fi required for communication—ideal for multi-room smart control.

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]]> 【Compact & Universal Compatibility – Fits Most Mounting Boxes】S-Mate2 features a slim, compact design that fits easily into EU/86 type or US 120 type electrical boxes, and works with a wide variety of physical switches — including rocker, push-button, or toggle switches. Seamless integration into existing switch setups.
【50M Reliable Local Control with “eWeLink-Remote”】Pair S-Mate2 with MINIR4 or other eWeLink-Remote gateway-enabled devices to enable up to 50 meters of stable local wireless control (no obstacles). No Wi-Fi required for communication—ideal for multi-room smart control.
【Designed for Versatile Scenarios – No Neutral? No Problem】Supports smart home solutions like two-way control, multi-way lighting, and no-neutral switch wiring setups. A powerful add-on for smart retrofitting without changing existing wiring—perfect for older homes and renovations.
【Up to 5 Years Battery Life – Low Maintenance】Powered by a CR2477 coin battery, S-Mate2 is built for long-term use. With optimized energy efficiency, you can enjoy up to 5 years of battery life (lab tested). Less hassle, more convenience.

 

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]]> SONOFF POW Elite Smart Power Meter Switch | POWR316D/POWR320D https://kepler-elec.com/product/sonoff-pow-elite-smart-power-meter-switch-powr316d-powr320d/ Sun, 05 Apr 2026 15:14:40 +0000 https://kepler-elec.com/?post_type=product&p=7999 Equipped with a clear LCD screen, POW Elite shows real-time power, voltage, current, and cumulative energy consumption directly on the device. No need to check your phone for instant readings. Handles up to 20 A high-power electrical load, making it compatible with energy-demanding appliances like heaters, light systems, and more.

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]]> 【Real-Time Power Monitoring on LCD Display】 Equipped with a clear LCD screen, POW Elite shows real-time power, voltage, current, and cumulative energy consumption directly on the device. No need to check your phone for instant readings.
【Supports Up to 20A Load – Ideal for More Appliances】 Handles up to 20A of high-power electrical load, making it compatible with energy-demanding appliances like heaters, light systems, and more.
【6-Month Power Usage History – Hourly Accuracy & Exportable】 Access and analyze your power consumption data with hour-level accuracy for the past 6 months. Easily export the data to Excel (.xlsx) right from the app—ideal for tracking usage or optimizing energy plans.
【Customizable Overload Protection – Safer Automation】 Set thresholds for power, voltage, and current. POW Elite will automatically shut off the power if any preset limit is exceeded, ensuring the safety of your appliances and electrical system.

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]]> SONOFF TH Origin Smart Temperature and Humidity Monitoring Switch (TH10/16 Upgrade Version) | THR316/THR320 https://kepler-elec.com/product/sonoff-th-origin-smart-temperature-and-humidity-monitoring-switch-th10-16-upgrade-version-thr316-thr320/ Sun, 05 Apr 2026 14:50:49 +0000 https://kepler-elec.com/?post_type=product&p=7986 With 20A maximum output, this smart switch can handle high-power home appliances like heaters, dehumidifiers, or electric kettles. Track temperature and humidity data hourly for the past 6 months. View trends by hour, day, or month, and export data as .xlsx files for easy analysis. Ideal for greenhouses, server rooms, or fermentation rooms.

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]]> 【Supports High Power Devices – Up to 20A Max Load】 With 20A maximum output, this smart switch can handle high-power home appliances like heaters, dehumidifiers, or electric kettles.
【6-Month Temperature & Humidity History – Exportable by Hour】 Track temperature and humidity data hourly for the past 6 months. View trends by hour, day, or month, and export data as .xlsx files for easy analysis. Ideal for greenhouses, server rooms, or fermentation rooms.
【Smart Schedule Programming – Energy Saving with Home Comfort】 Create up to 8 customized automation programs based on temperature, humidity, and time settings. Automatically turn devices on or off to reduce energy consumption and maintain a comfortable indoor environment all day long.
【Voice Control with Alexa & Google Assistant】 Hands-free control with your voice assistants. Just speak out your command; the device will turn on/off as you say or check the temperature and humidity for you.
【Smart Scenes & Multi-Device Automation】 Easily create smart scenes that trigger actions based on temperature, humidity, or device status (on/off/invert). Use TH Origin as a trigger or an action executor in your broader smart home ecosystem.

 

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]]> SONOFF POW Ring Smart Power Meter | POWCT https://kepler-elec.com/product/sonoff-pow-ring-smart-power-meter-powct/ Sun, 05 Apr 2026 14:38:55 +0000 https://kepler-elec.com/?post_type=product&p=7970 Measure current up to 100A with a split-core clamp design — no need to touch live wires. Just snap the CT sensor open or closed via side latches for quick and safe installation, ideal for both DIYers and professionals. Install POWCT in your home’s electrical panel to monitor power usage by room, circuit, or heavy-duty appliances. Identify energy waste, optimize power consumption, and gain full control over your electricity usage.

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]]> 【Split Core Current Transformer – Non-Invasive & Safe Monitoring】Measure current up to 100A with a split-core clamp design — no need to touch live wires. Just snap the CT sensor open or closed via side latches for quick and safe installation, ideal for both DIYers and professionals.
【Real-Time Energy Monitoring – Room or Circuit Level Insight】Install POWCT in your home’s electrical panel to monitor power usage by room, circuit, or heavy-duty appliances. Identify energy waste, optimize power consumption, and gain full control over your electricity usage.
【Track Exported Power to the Grid – Optimize Solar Efficiency】POWCT is more than just an energy monitor—it’s a smart solution for tracking bidirectional power flow, including energy exported back to the grid. When integrated with solar inverters or battery storage systems, it provides real-time data on surplus electricity generation, helping you maximize self-consumption, reduce waste, and improve your return on investment from solar power.

【Dry Contact Relay – Contactors & Load Control Supported】Equipped with a 2A dry contact output, POWCT can be connected to an external contactor to switch large electrical loads on or off. Perfect for industrial applications or smart energy management systems.

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]]> SONOFF iFan04: Wi-Fi Ceiling Fan And Light Controller https://kepler-elec.com/product/sonoff-ifan04-wi-fi-ceiling-fan-and-light-controller/ Sun, 05 Apr 2026 13:12:05 +0000 https://kepler-elec.com/?post_type=product&p=7959 Directly replace traditional ceiling fan-light controllers with iFan04 to instantly upgrade to smart control capabilities, enabling app-based remote operation, automated scenarios, and precision scheduling functions. Compatible with global ceiling fan-light models supporting 100-130V (North American standard) and 220-240V (European/Asian standard) input voltages, covering over 90% of market-available configurations.

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]]> 【Smart Upgrade for Existing Systems】Directly replace traditional ceiling fan-light controllers with iFan04 to instantly upgrade to smart control capabilities, enabling app-based remote operation, automated scenarios, and precision scheduling functions.
【Dual Voltage Universal Compatibility】Compatible with global ceiling fan-light models supporting 100-130V (North American standard) and 220-240V (European/Asian standard) input voltages, covering over 90% of market-available configurations.
【Voice Command Integration】Works natively with Amazon Alexa and Google Home for hands-free voice control through simple vocal commands.
【Gateway-Free WiFi Connection】Built-in WiFi module enables direct eWeLink app connectivity without requiring additional hubs, supporting real-time control through iOS/Android devices from any location.
【Three-Stage Speed control】Precisely adjust fan speed with low/medium/high settings to keep your room comfortable.

Note: If your local input voltage is 100-130V, please select iFan04-L; If the input voltage is 220-240V, iFan04-H is recommended.

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]]> SONOFF Micro Zigbee USB Smart Adaptor | ZBMicro https://kepler-elec.com/product/zbmicro/ Sun, 05 Apr 2026 13:03:14 +0000 https://kepler-elec.com/?post_type=product&p=7945 Turn ordinary USB-powered devices into smart ones. As a Zigbee USB adapter, this device lets you remotely control USB devices, set smart timers, and build automated scenes. Pair it with your original fast-charging adapter to enable up to 36W output. You can schedule charging time to avoid overcharging, prolong battery life, and save energy—ideal for nighttime charging or unattended device management.

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]]> 【Smart USB Control via Zigbee – Remote Access & Automation】Turn ordinary USB-powered devices into smart ones. As a Zigbee USB adapter, this device lets you remotely control USB devices, set smart timers, build automated scenes.
【Supports Up to 36W Fast Charging – Safer, Smarter Power Management】Pair it with your original fast-charging adapter to enable up to 36W output. You can schedule charging time to avoid overcharging, prolong battery life, and save energy—ideal for night-time charging or unattended device management.
【Turbo Mode with Extended Coverage – Stronger Signal, Greater Reach】Boost your Zigbee network with Turbo Mode. This feature enhances Zigbee signal strength and coverage, ensuring more stable communication between your devices.
【USB 2.0 Data Transmission】Equipped with USB 2.0, it ensures data transmission, seamless connectivity, and wide compatibility with various devices, making setup and integration easier than ever.
【Seamless Integration with Home Assistant & OpenHAB】Effortlessly connect to major smart home platforms like Home Assistant (via ZHA or Zigbee2MQTT) and OpenHAB. Enjoy smooth Zigbee device pairing, simplified automation routines, and full ecosystem compatibility—perfect for DIY smart home enthusiasts and advanced users alike.

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]]> SONOFF DUALR3/DUALR3 Lite Dual Relay Two Way Power Metering Smart Switch https://kepler-elec.com/product/sonoff-dualr3-dualr3-lite-dual-relay-two-way-power-metering-smart-switch/ Sun, 05 Apr 2026 12:55:45 +0000 https://kepler-elec.com/?post_type=product&p=7933 Easily upgrade your electric curtains, blinds, or roller shades into smart devices. Use an app, voice, or automation to control your window coverings remotely—perfect for modern smart homes. Control two electrical appliances independently with one device. Ideal for remotely managing lights, ceiling fans, coffee makers, and more via app, voice command, or automation. Perfect for building a flexible smart home control system.

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]]> Motor Mode – Smart Roller Shades & Curtain Motor Control】Easily upgrade your electric curtains, blinds, or roller shades into smart devices. Use app, voice, or automation to control your window coverings remotely—perfect for modern smart homes.
【Switch Mode – Dual-Channel Smart Load Control】Control two electrical appliances independently with one device. Ideal for remotely managing lights, ceiling fans, coffee makers, and more via app, voice command, or automation. Perfect for building a flexible smart home control system.
【Dual-Channel Power Metering – Track Energy Usage】Each channel independently measures voltage, current, and power consumption, helping you manage and optimize energy usage. (Note: Not available in DUALR3 Lite)
【Two-Way Wall Switch Control – Flexible & Compatible】DUALR3 supports 6 types of external switch detection (e.g., rocker, momentary, SPDT), making it compatible with most traditional wall switches. Maintain manual wall switch control while upgrading to smart functionality.
【Certified Safety & Reliability】Built with safety in mind—certified by TÜV, CE, FCC, and RoHS standards. It delivers stable performance and peace of mind.

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]]> SONOFF TH Elite Smart Temperature and Humidity Monitoring Switch | THR316D/THR320D https://kepler-elec.com/product/sonoff-th-elite-smart-temperature-and-humidity-monitoring-switch-thr316d-thr320d/ Sun, 05 Apr 2026 12:43:21 +0000 https://kepler-elec.com/?post_type=product&p=7915 supports up to 20 It has a high load and dry contact output, making it ideal for controlling boilers, HVAC systems, industrial relays, and other non-voltage input equipment. Reliable performance for both residential and commercial automation. Equipped with a clear LCD screen, it shows real-time temperature and humidity, updating every 5 seconds. Always stay informed of your environment without opening the app.

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]]> 【20A Max Load with Dry Contact Output – Industrial & HVAC Ready】 Supports up to 20 It has a high load and dry contact output, making it ideal for controlling boilers, HVAC systems, industrial relays, and other non-voltage input equipment. Reliable performance for both residential and commercial automation.
【Built-in LCD Display – Real-Time Temp & Humidity Monitoring】 Equipped with a clear LCD screen, it shows real-time temperature and humidity, updating every 5 seconds. Always stay informed of your environment without opening the app.
【6-Month Temperature & Humidity History – Hourly Accuracy, Exportable】 Stores temperature and humidity data for up to 6 months, viewable by hour, day, or month. Data can be exported in .xlsx format for home comfort analysis.
【Smart Schedule Programming – Energy Saving with Home Comfort】 Create up to 8 customized automation programs based on temperature, humidity, and time settings. Automatically turn devices on or off to reduce energy consumption and maintain a comfortable indoor environment all day long.
【Voice Control & Real-Time Query – Alexa, Google Assistant Supported】 Use simple voice commands to query temperature or humidity or to control connected appliances. Works seamlessly with Amazon Alexa and Google Assistant for hands-free smart home control.

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