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| PartNumber | TFECK6ST1640W | TFECK6ST2540Y | TFECK6ST1640C |
| Description | Basic / Snap Action Switches SPST-NC 2.34" LEVER | SWITCH SNAP ACT SPST-NO 11A 277V | SWITCH SNAP ACTION SPDT 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 | N | - | - |
| Contact Form | SPST | - | - |
| Switch Function | OFF - (ON) | Off-Mom | On-Mom |
| Actuator | Lever | - | - |
| Current Rating | 11 A | 11A (AC), 500mA (DC) | 11A (AC), 500mA (DC) |
| Voltage Rating AC | 277 VAC | 277V | 277V |
| Voltage Rating DC | 250 VDC | 125V | 125V |
| Operating Force | 2.2 N | - | - |
| Termination Style | Quick Connect | Quick Connect - 0.187" (4.7mm) | Quick Connect - 0.187" (4.7mm) |
| Illumination Color | - | - | - |
| Series | TF | TF | TF |
| Brand | C&K | - | - |
| Illuminated | Non-Illuminated | - | - |
| Lamp Type | - | - | - |
| Mounting Style | Chassis Mount | - | - |
| Actuator Style | Lever | - | - |
| Product Type | Snap Action Switches | - | - |
| Factory Pack Quantity | 80 | - | - |
| Subcategory | Switches | - | - |
| Packaging | - | Bulk | Bulk |
| Mounting Type | - | Chassis Mount | Chassis Mount |
| Features | - | - | - |
| Ingress Protection | - | - | - |
| Circuit | - | SPST-NO | SPDT |
| Actuator Type | - | Lever, Straight | Lever, Straight |
| Operating Force Torque | - | 70gf | 70gf |
| Release Force | - | 10gf | 10gf |
| Pretravel | - | 0.250" (6.35mm) | 0.250" (6.35mm) |
| Differential Travel | - | 0.055" (1.4mm) | 0.045" (1.1mm) |
| Overtravel | - | 0.125" (3.2mm) | 0.125" (3.2mm) |