| Tactile Switches  | 
| Online Catalog | FSMJSMA, Alcoswitch Series | 
| Ingress Protection | -  | 
| Actuator Length, Right Angle | -  | 
| PCN Design/Specification | FSM JSM Tactile Switches Cover 20/Feb/2015 2-1437565-7 Drawing Update 05/May/2015 | 
| Actuator Orientation | Top Actuated  | 
| Operating Force | 260gf  | 
| 3D Model | 1571563-4.pdf | 
| Manufacturer | TE Connectivity ALCOSWITCH Switches  | 
| Illumination | Non-Illuminated  | 
| Features | -  | 
| Contact Rating @ Voltage | 0.05A @ 24VDC  | 
| Illumination Type, Color | -  | 
| Other Names | 450-2055-1 | 
| Switch Travel | 0.25mm  | 
| Operating Temperature | -35°C ~ 85°C  | 
| Datasheets | FSM JSM Series Drawing Switches Core Program Catalog | 
| Categories | Switches  | 
| Actuator Height off PCB, Vertical | 5.00mm  | 
| Termination Style | Gull Wing  | 
| Actuator Type | Standard  | 
| PCN Other | 2-1437565-7 Material 27/Feb/2015 | 
| Circuit | SPST-NO  | 
| Outline | 6.00mm x 6.00mm  | 
| Mounting Type | Surface Mount  | 
| Mechanical Life | 100,000 Cycles  | 
| EDA / CAD Models | Download from Ultra Librarian | 
| Standard Package | 1 | 
| Illumination Voltage (Nominal) | -  | 
| Series | FSMJSMA  | 
| Switch Function | Off-Mom  | 
| RoHS Information | 1571563-4 Statement of Compliance | 
| Packaging | Cut Tape (CT)   | 
| Part Status | Active  | 
| Actuator Material | Polyamide (PA), Nylon  |