| PartNumber | CKL12BTW01-042 | CKL12BTW01-041 | CKL12BTW01-040 |
| Description | Keylock Switches 19MM ON-ON RMVE 1POS TUBE KEY#042 3A LUG | Keylock Switches 19MM ON-ON RMVE 1POS TUBE KEY#041 3A LUG | Keylock Switches 19mm On-None-On Tubular, Key #040 |
| Manufacturer | NKK Switches | NKK Switches | - |
| Product Category | Keylock Switches | Keylock Switches | - |
| RoHS | Y | - | - |
| Illuminated | Non-Illuminated | - | - |
| Lamp Type | - | - | - |
| Contact Form | SPDT | - | - |
| Switch Function | ON - ON | On-On | - |
| Current Rating | 3 A | 3A (AC) | - |
| Voltage Rating AC | 250 VAC | 250V | - |
| Termination Style | Solder Lug | Solder Lug | - |
| Key Type | Tubular | - | - |
| Indexing | 90 deg | - | - |
| Number of Positions | 2 Position | 2 | - |
| Housing Material | Zinc Alloy | - | - |
| Bushing Size | 19 mm | - | - |
| Contact Plating | Silver | - | - |
| Series | CK | CK | - |
| Brand | NKK Switches | - | - |
| Mounting Style | Panel Mount | - | - |
| Product Type | Keylock Switches | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Switches | - | - |
| Part # Aliases | CK-L12BTS1-V2U-042 | - | - |
| Mounting Type | - | Panel Mount | - |
| Features | - | Epoxy Sealed Terminals | - |
| Circuit | - | SPDT | - |
| Voltage Rating DC | - | - | - |
| Actuator Type | - | Tubular Key | - |
| Contact Material | - | Silver (Ag) | - |
| Contact Finish | - | Silver | - |
| Panel Cutout Dimensions | - | Circular - 19.00mm Dia | - |
| Contact Timing | - | Non-Shorting (BBM) | - |
| Key Removable Positions | - | 1 only | - |
| Angle of Throw | - | 90° | - |