| PartNumber | AT621CF02 | AT621CF05 | AT621CF12 |
| Description | Industrial Panel Mount Indicators / Switch Indicators RED/GREEN BICOLOR LED FOR YB SERIES | Industrial Panel Mount Indicators / Switch Indicators RED/GRN T-1-1/2 LED | Industrial Panel Mount Indicators / Switch Indicators RED/GRN T1-1/2 12V |
| Manufacturer | NKK Switches | NKK Switches | - |
| Product Category | Industrial Panel Mount Indicators / Switch Indicators | Industrial Panel Mount Indicators / Switch Indicators | - |
| RoHS | Y | Y | - |
| Type | LED | LED | - |
| For Use With | Pushbutton Switches | Pushbutton Switches | - |
| Designed for | YB Series | YB Series | - |
| Termination Style | Solder | Solder | - |
| Mounting Style | Through Hole | Through Hole | - |
| Width | 5.8 mm | 5.8 mm | - |
| Illumination Color | Red, Green | Red, Green | - |
| Features | T-1 1/2 bi-pin | T-1 1/2 bi-pin | - |
| Height | 5.7 mm | 5.7 mm | - |
| Product | Indicators | - | - |
| Series | AT | AT | - |
| Brand | NKK Switches | NKK Switches | - |
| Illuminated | Illuminated | Illuminated | - |
| Product Type | Panel Mount Indicators / Switch Indicators | Panel Mount Indicators / Switch Indicators | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Switch Accessories | Switch Accessories | - |
| Part # Aliases | AT-621-RM00 | AT-621-RM05 | - |