| PartNumber | MB2181LD3W01 | MB2181LS1W01 | MB2181LS1W01-BA |
| Description | Pushbutton Switches MINIATURE PUSHBUTTON MULTI-FUNCTION | Pushbutton Switches Series MB Bushing Mount | Pushbutton Switches MINIATURE PUSHBUTTON MULTI-FUNCTION |
| Manufacturer | NKK Switches | NKK Switches | NKK Switches |
| Product Category | Pushbutton Switches | Pushbutton Switches | Pushbutton Switches |
| RoHS | Y | Y | Y |
| Illuminated | Non-Illuminated | Non-Illuminated | Non-Illuminated |
| Lamp Type | - | - | - |
| Contact Form | 4PDT | 4PDT | 4PDT |
| Switch Function | ON - (OFF) | ON - (OFF) | ON - (OFF) |
| Current Rating | 6 A, 3 A | 6 A, 3 A | 6 A, 3 A |
| Voltage Rating AC | 125 VAC | 125 VAC | 125 VAC |
| Voltage Rating DC | 30 VDC | 30 VDC | 30 VDC |
| Mounting Style | Panel Mount | Panel Mount | Panel Mount |
| Termination Style | Solder Lug | Solder Lug | Solder Lug |
| Contact Plating | Silver | Silver | Silver |
| Actuator | Plunger | Plunger | Round |
| IP Rating | IP67 | - | - |
| Series | MB2181 | MB2000 | MB2181 |
| Features | Button/cap ordered separately | Button/cap ordered separately | - |
| Housing Material | Diallyl Phthalate Resin | Diallyl Phthalate Resin | Diallyl Phthalate Resin |
| Illumination | Non-Illuminated | Non-Illuminated | Non-Illuminated |
| Brand | NKK Switches | NKK Switches | NKK Switches |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | UL 94 V-0 |
| Actuator Style | Without Cap | Without Cap | Plunger |
| Product Type | Pushbutton Switches | Pushbutton Switches | Pushbutton Switches |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Switches | Switches | Switches |
| Cap Color | - | - | Black |