Updated September 2026
Data from Amazon and official NodOn and Refoss sites.
2026 verdict
Between Refoss EM16P and NodOn 3CT Zigbee Energy Meter, Refoss EM16P is the better overall pick in 2026, leading on metering, data & monitoring, and local control.
Its biggest wins come from metering, data & monitoring, and local control, and its broader overall balance adds more confidence to the verdict. NodOn 3CT Zigbee Energy Meter still makes sense if its specific feature mix is your priority, but most buyers should still lean toward Refoss EM16P. That makes Refoss EM16P the clearer recommendation in 2026.
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| Feature | NodOn 3CT Zigbee Energy Meter | Refoss EM16P | Winner |
|---|---|---|---|
| Metering | Three-Phase Support, Solar Net Metering, Power Factor Readings | Split-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor Readings | Refoss EM16P |
| Data & Monitoring | None | Energy Cost Tracking, Data Export, Usage Alerts | Refoss EM16P |
| Local Control | Local API | Local API, MQTT, Local Web Interface | Refoss EM16P |
| Warranty | 2 years | 2 years | Tie |
| Breaker Panel Install | YES | YES | Tie |
| Smart Meter Port | NO | NO | Tie |
| Connectivity | Zigbee, Other | 2.4 GHz WiFi, Bluetooth | Tie |
| Integrations | Home Assistant | Home Assistant | Tie |
| Relay Output | NO | NO | Tie |
| Load Management | YES | YES | Tie |
Price unavailable right now
- - Metering: Three-Phase Support, Solar Net Metering, Power Factor Readings vs Split-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor Readings
- - Data & Monitoring: None vs Energy Cost Tracking, Data Export, Usage Alerts
Winner
$169.99
- + Metering: Split-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor Readings
- + Data & Monitoring: Energy Cost Tracking, Data Export, Usage Alerts
- + Local Control: Local API, MQTT, Local Web Interface
Frequently Asked Questions
Which is better overall: NodOn 3CT Zigbee Energy Meter or Refoss EM16P?
Refoss EM16P has the stronger overall profile in this comparison, especially for metering, data & monitoring, and local control.
What is the biggest difference between NodOn 3CT Zigbee Energy Meter and Refoss EM16P?
Metering is one of the clearest differences: NodOn 3CT Zigbee Energy Meter lists Three-Phase Support, Solar Net Metering, Power Factor Readings, while Refoss EM16P lists Split-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor Readings.
Who should buy NodOn 3CT Zigbee Energy Meter?
Choose NodOn 3CT Zigbee Energy Meter if your priority is its specific strengths and that matters more than metering.
Who should buy Refoss EM16P?
Choose Refoss EM16P if your priority is metering and data & monitoring and that matters more than the competing advantages.
Full comparison table
Compare all 25 Energy Monitors side by side
You are looking at two of them. The full table lines up all Energy Monitors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 25 Energy Monitors
- 46 specs compared
- 43 filters
SonoffMINI PM Matter Over WiFi Power Meter (Non-Switch)
$15.90
NodOnZigbee Smart Energy Monitor
ShellyPro EM-50
$119.99
EmporiaVue 3
$199.99
ShellyEM Gen3
$69.99
Shelly3EM-63W Gen3
EmporiaVue 3 3-Phase
$209.99
RefossEM01P
16% OFF$82.99$69.99
ShellyEM Gen4
SonoffPOWCT
$38.19
ShellyEM Mini Gen4
$24.99
RefossEM06P
ShellyPro 3EM v2
$154.99
ShellyPro 3EM 3CT63
$150.99
MerossEM16P
20% OFF$199.99$159.98
ShellyPro 3EM-400
$329.99
RefossEM16P
$169.99
MerossEM06P
AeotecHome Energy Meter 8
$95.99
SonoffMINI PM Zigbee Power Meter (Non-Switch)
$15.90
- Energy MonitorsNodOn
3CT Zigbee Energy Meter
- Energy MonitorsNodOn
Zigbee Smart Energy Monitor
4.7(62) 
IR Remote ControlsNodOnZigbee AC Infrared Controller
3.9(13)€54.44
Radiator ValvesNodOnZigbee Thermostatic Radiator Valve
RelaysNodOnZigbee Multifunction Relay Switch with Metering
4.7(13)€46.72
RelaysNodOnZigbee Multifunction Relay Switch
4.5(135)
RelaysNodOnZigbee ON/OFF Lighting Relay Switch
4.4(75)€39.95
RelaysNodOnZigbee Pilot Wire Heating Module
4.4(64)€47.78
RelaysNodOnZigbee Roller Shutter Relay Switch
4.1(95)
Temperature & Humidity SensorsNodOnZigbee Temperature and Humidity Sensor
3.6(17)$57.75
Wall SwitchesNodOnBattery-free Zigbee Wall Switch
4.3(10)