The lowest price for 16 circuits and local MQTT, if you accept a lesser-known maker.
Amazon $139.99
For a small shop or workshop on 3-phase power; a homeowner on split-phase should buy the standard Vue 3.
- 16Circuits
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
- Built for 3-phase Wye panels in small businesses
- Tracks solar and net metering
- The listing publishes almost no specs (accuracy, warranty, local control)
- Cloud app, per the Vue 3 family
The Emporia Vue 3 family
Every Emporia Vue 3 model we rank, smallest first. Ratings compare each against its own type.
| Model | Circuits | Rating | Price |
|---|---|---|---|
| Emporia Vue 3 (8 sensors) | 8 (expands to 16) | 2.9/5 | $149.99 |
| Emporia Vue 3 (16 sensors) | 16 | 2.9/5 | $199.99 |
| Emporia Vue 3 Commercial 3-Phase (this one) | 16 | 3.2/5 | $209.99 |
| Emporia Vue 3 (no branch sensors) | None in box (up to 16) | 2.9/5 | $99.99 |
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | EMV3A-3P-16 |
|---|---|
| Monitoring | |
| Branch circuits included | 16 |
| Most circuits supported | 16 |
| Mains CT rating | 200 A |
| Electrical systems | Split-phase, 3-phase |
| Solar / net metering | Yes |
| Connectivity | |
| Connection | 2.4 GHz Wi-Fi |
Alternatives in this type
Choose the 16-sensor kit instead unless it is out of stock; the saving here is small.
Amazon $129.99For buyers who want a Siemens panel ecosystem; the data features cost more than the competition.
Amazon $267.75Compare
Compare the Emporia Vue 3 Commercial 3-Phase with any other home energy monitor →
More from Emporia: every Emporia product ranked.