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| PartNumber | 88BA2-072 | 88BB2 | 88BA2 |
| Description | Input Devices Keypad 4x4 white alpha/numeric Blue | Input Devices Keypad 4x4 Matrix Blank | SWITCH KEYPAD 16 KEY 0.01A 24V |
| Manufacturer | Grayhill | Grayhill | Grayhill Inc. |
| Product Category | Input Devices | Input Devices | Keypad Switches |
| RoHS | Y | Y | - |
| Product | Keypads | Keypads | Keypads |
| Color | Black | Black | Black |
| Features | Flange mounted, unsealed, 0.5 in key spacing | Flange mounted, unsealed, 0.5 in key spacing | Flange mounted unsealed 0.5 in key spacing |
| Current Rating | 10 mA | 10 mA | 10 mA |
| Packaging | Bulk | - | - |
| Voltage Rating | 24 VDC | 24 VDC | 24 VDC |
| Brand | Grayhill | Grayhill | - |
| Product Type | Input Devices | Input Devices | - |
| Factory Pack Quantity | 100 | 100 | - |
| Subcategory | Input Devices | Input Devices | - |
| Unit Weight | 0.070548 oz | 0.352740 oz | - |
| Series | - | - | 88 |
| Termination Style | - | - | Pin Header |
| Operating Temperature | - | - | -40°C ~ 80°C |
| Mounting Type | - | - | Panel Mount, Front or Rear |
| Output Type | - | - | Matrix |
| Ingress Protection | - | - | IP42 |
| Switch Type | - | - | Snap Dome |
| Illumination | - | - | Non-Illuminated |
| Illumination Voltage Nominal | - | - | - |
| Panel Cutout Dimensions | - | - | - |
| Legend | - | - | Customizable (Sold Separate) |
| Number of Keys | - | - | 16 |
| Matrix Columns x Rows | - | - | 4 x 4 |
| Legend Type | - | - | Interchangeable |
| Key Type | - | - | Polyester Overlay |
| Legend Color | - | - | - |
| Key Color | - | - | White |
| Contact Rating Voltage | - | - | 0.01A @ 24VDC |