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| PartNumber | TFCFK6ST1540W | TFCFK6ST155BC | TFCFK6ST1640Y |
| Description | Basic / Snap Action Switches Snap | SWITCH SNAP ACTION SPDT 11A 277V | SWITCH SNAP ACT SPST-NO 11A 277V |
| Manufacturer | C&K Switches | C&K Components | C&K Components |
| Product Category | Basic / Snap Action Switches | Snap Action, Limit Switches | Snap Action, Limit Switches |
| RoHS | Y | - | - |
| Illumination Color | - | - | - |
| Series | TF | TF | TF |
| Brand | C&K | - | - |
| Illuminated | Non-Illuminated | - | - |
| Lamp Type | - | - | - |
| Mounting Style | Chassis Mount | - | - |
| Product Type | Snap Action Switches | - | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Switches | - | - |
| Packaging | - | Bulk | Bulk |
| Current Rating | - | 11A (AC), 500mA (DC) | 11A (AC), 500mA (DC) |
| Termination Style | - | Quick Connect - 0.187" (4.7mm) | Quick Connect - 0.187" (4.7mm) |
| Mounting Type | - | Chassis Mount | Chassis Mount |
| Features | - | - | - |
| Ingress Protection | - | - | - |
| Circuit | - | SPDT | SPST-NO |
| Voltage Rating AC | - | 277V | 277V |
| Voltage Rating DC | - | 125V | 125V |
| Actuator Type | - | Lever, Straight | Lever, Straight |
| Switch Function | - | On-Mom | Off-Mom |
| Operating Force Torque | - | 30gf | 15gf |
| Release Force | - | 4gf | 2gf |
| Pretravel | - | 0.110" (2.8mm) | 0.250" (6.35mm) |
| Differential Travel | - | 0.030" (0.76mm) | 0.045" (1.1mm) |
| Overtravel | - | 0.065" (1.7mm) | 0.125" (3.2mm) |