# Heat Sink, 21.2 K/W, TO-220, 21.84 mm, 10.2 mm, 19.05 mm

![Product image](https://novapart.co/image/farnell:4573471/)

**URL**: https://novapart.co/products/FK%20257%20TO%20220/heat-sink-212-k-w-to-220-2184-mm-102-1905
**SKU**: FK 257 TO 220
**Manufacturer**: FISCHER ELEKTRONIK
**Category**: Cooling & Thermal Management || Heat Sinks || Natural Convection Heat Sinks
**Price**: €0.9740
**Stock**: 10+
**Lead Time**: 38 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| Product Range | FK 257 Series |
| Packages Cooled | TO-220 |
| Heat Sink Material | Aluminium |
| Thermal Resistance | 21.2K/W |
| External Width - Metric | 21.84mm |
| External Height - Metric | 10.2mm |
| External Length - Metric | 19.05mm |
| External Width - Imperial | 0.85" |
| External Diameter - Metric | - |
| External Height - Imperial | 0.4" |
| External Length - Imperial | 0.75" |
| External Diameter - Imperial | - |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4573471/)

## Links

- [View this product on Novapart](https://novapart.co/products/FK%20257%20TO%20220/heat-sink-212-k-w-to-220-2184-mm-102-1905)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/fischer-elektronik/fk-257-to-220/heatsink-alum-0-75x0-85x0-4-to/dp/4573471)
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