FK229SA-L1. Component family: Heatsink for standard enclosures. Configuration: rectangular. External height [mm]: 13.5mm. Manufacturer's product group: FK229. Material: Aluminium. Outer length [mm]: 21mm. Outer width [mm]: 19mm. RoHS: yes. Thermal resistance (K/W): 27K/W. Original product from manufacturer: Fischer Elektronik. Quantity in stock updated on 13/11/2025, 16:21