| Manufacturer | Part Number | Description |
|---|---|---|
| CYRUSTEK CYRUSTEK | ES51986 | 6000 Count AUTO DMM |
| Cyrustek Cyrustek | ES5106 | 3 1/2 DIGIT A/D CONVERTER W/LCD |
| Cyrustek Cyrustek | ES636 | True RMS-to-DC Converters |
| Cyrustek Cyrustek | ES5108 | 31/2 Digit A/D Converter |
| Cyrustek Cyrustek | ES5136 | 3 1/2 DIGIT A/D CONVERTER W/LCD |