Specifications
| Model | SF72-KW, AM-72, or SQ72-KW |
| Type | AC Analog Wattmeter (Electrodynamic movement) |
| Dimensions (WxH) | 72mm x 72mm |
| Cutout Size | Approximately 68mm x 68mm |
| Rated Voltage | 220V AC (via Potential Transformer secondary) |
| Rated Current | 5A AC (via Current Transformer secondary) |
| Accuracy Class | Class 1.5% |
| Operating Frequency | 45-65 Hz (standard range) |
| Material | ABS Resin frame and case, PC glass fiber base |