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| PartNumber | MB2181SD3W01-CA | MB2181SD3W01-BA | MB2181SD3W01 |
| Description | Pushbutton Switches Series MB Bushing Mount | Pushbutton Switches Series MB Bushing Mount | Pushbutton Switches ON(ON) SPLASHPROOF BUSHING SOLDER 6A |
| Manufacturer | NKK Switches | NKK Switches | NKK Switches |
| Product Category | Pushbutton Switches | Pushbutton Switches | Pushbutton Switches |
| RoHS | Y | Y | - |
| Illuminated | Non-Illuminated | Non-Illuminated | - |
| Lamp Type | - | - | - |
| Contact Form | 4PDT | 4PDT | - |
| Switch Function | ON - (OFF) | ON - (OFF) | On-Mom |
| Current Rating | 6 A, 3 A | 6 A, 3 A | 6A (AC), 3A (DC) |
| Voltage Rating AC | 125 VAC | 125 VAC | 125V |
| Voltage Rating DC | 30 VDC | 30 VDC | 30V |
| Mounting Style | Panel Mount | Panel Mount | - |
| Termination Style | Solder Lug | Solder Lug | Solder Lug |
| Contact Plating | Silver | Silver | - |
| Actuator | Round | Round | - |
| Cap Color | Black | Black | - |
| IP Rating | IP67 | IP67 | - |
| Series | MB2181 | MB2181 | MB2000 |
| Housing Material | Diallyl Phthalate Resin | Diallyl Phthalate Resin | - |
| Illumination | Non-Illuminated | Non-Illuminated | - |
| Brand | NKK Switches | NKK Switches | - |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | - |
| Actuator Style | Plunger | Plunger | - |
| Product Type | Pushbutton Switches | Pushbutton Switches | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Switches | Switches | - |
| Type | - | - | Standard |
| Packaging | - | - | Bulk |
| Mounting Type | - | - | Panel Mount, Rear |
| Features | - | - | Epoxy Sealed Terminals |
| Ingress Protection | - | - | IP67 - Dust Tight, Waterproof |
| Circuit | - | - | 4PDT |
| Actuator Type | - | - | Plunger for Cap |
| Illumination Voltage Nominal | - | - | - |
| Panel Cutout Dimensions | - | - | Circular - 6.50mm Dia |
| Color Actuator Cap | - | - | - |
| Illumination Type Color | - | - | - |