| PartNumber | AT4077B | AT4077C | AT4077E |
| Description | Switch Actuators WHT BUTTN FOR AT4078 FRAME JB NONILLUM | Switch Actuators RED BUTTN FOR AT4078 FRAME JB NONILLUM | Switch Actuators YLW BUTTN FOR AT4078 FRAME JB NONILLUM |
| Manufacturer | NKK Switches | NKK Switches | - |
| Product Category | Switch Actuators | Switch Actuators | - |
| RoHS | Y | Y | - |
| Series | JB AT | AT | - |
| Type | Pushbutton | Pushbutton | - |
| For Use With | Tactile Switches | Tactile Switches | - |
| Designed for | JB Series | JB Series | - |
| Packaging | Bulk | Bulk | - |
| Height | 1.8 mm | 1.8 mm | - |
| Length | 10 mm | 10 mm | - |
| Material | Polycarbonate (PC) | Polycarbonate (PC) | - |
| Product | Actuators | Actuators | - |
| Brand | NKK Switches | NKK Switches | - |
| Mounting Style | Snap-On | Snap-On | - |
| Product Type | Switch Actuators | Switch Actuators | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Switch Accessories | Switch Accessories | - |
| Part # Aliases | AT-4077-W | AT-4077-R | - |