| Part Number | Description |
| WMC-MB20 | WattsOn-MCM Main Panel: - NEMA4X Polycarbonate Enclosure (12"x10"x4") - 120/240VAC Power supply - Motherboard with 20 Card Slots - Ethernet/WiFi (Modbus/TCP, Webserver, HTTP Posting) - RS-485 (Modbus/RTU) - Cards sold separately |
| WMC-MB20-MB | WattsOn-MCM - MOTHERBOARD ONLY: - 120/240VAC Power supply - Motherboard with 20 Card Slots - Ethernet/WiFi (Modbus/TCP, Webserver, HTTP Posting) - RS-485 (Modbus/RTU) - Main Panel only, NO ENCLOSURE - Cards sold separately |
| WMC-PM-L-mA | WattsOn-MCM Measurement Card for Up to 200mA CTs: - Three Channel Power Measurement Card - Uni-Directional. Measures V, A, W, VA, Wh, PF (price pdf) V, A, PF, kW, kWh (absolute) from WattsOn-MCM.pdf |
| WMC-PM-L-mV | WattsOn-MCM Measurement Card for 333mV (400mV max) : - Three Channel Power Measurement Card - Uni-Directional. Measures V, A, W, VA, Wh, PF (price pdf) V, A, PF, kW, kWh (absolute) from WattsOn-MCM.pdf |
| -P Option (cards) | WattsOn-MCM Measurement Card: - Three Channel Power Measurement Card - Bi-Directional. Measures V, A, W, VA, VAR, Wh, PF (price pdf) V, A, PF, kW, kVAR, kWh (import/export) from WattsOn-MCM.pdf |