| Series | Image | Output | Type | Size | Number of pulse/detent | Rating (max.) | Datasheet |
| EC21A/EC21C Series |
 |
Incremental (Two phase A and B) |
RingType | 21mm size | 9/18 15/30 |
10mA 5V DC |  |
| EC28A/EC28C Series |
 |
Incremental (Two phase A and B) |
RingType | 28mm size | 15/30 18/18 |
10mA 5V DC | |
| EC35A Series |
 |
Incremental (Two phase A and B) |
RingType | 35mm size | 9/18 15/30 |
10mA 5V DC | |
| EC35AH/EC35CH Series |
 |
Incremental (Three phase A, B and C) |
RingType | 35mm size | 6/18 10/30 |
10mA 5V DC | |
| EC40A Series |
 |
Incremental (Two phase A and B) |
RingType | 40mm size | 15/30 | 0.5mA 5V DC | |
| EC50A Series |
 |
Incremental (Two phase A and B) |
RingType | 50mm size | 9/18 | 1mA 5V DC | |
 |
 |
 |
