| Series | Category | # Parts | Status | Description |
|---|---|---|---|---|
Grayhill Inc.25LB22 | Switches & Relays | 6 | 1 | |
Grayhill Inc.25LB30 | Switches & Relays | 4 | 1 | |
Grayhill Inc.25LB45 | Sensors, Transducers | 1 | 1 | |
Grayhill Inc.25LR22 | Encoders | 4 | 1 | |
| Mechanical Encoders | 6 | 1 | Encoders | |
Grayhill Inc.26AS22 | Sensors, Transducers | 5 | 1 | |
Grayhill Inc.26ASD22 | Sensors, Transducers | 1 | 1 | |
| Sensors, Transducers | 2 | 1 | Encoders | |
Grayhill Inc.29-1 | Binding Posts | 2 | 1 | |
Grayhill Inc.29-101 | Banana and Tip Connectors | 2 | 8 | |