Fischer Elektronik Heatsink, 6.5K/W, 25.4 x 42 x 25mm, Clip
- RS Stock No.:
- 189-8139
- Mfr. Part No.:
- SK129-25,4-STS-220
- Brand:
- Fischer Elektronik
Bulk discount available
Subtotal (1 unit)*
£4.06
(exc. VAT)
£4.87
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 4 unit(s) ready to ship
- Plus 3 unit(s) ready to ship from another location
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 - 9 | £4.06 |
| 10 - 24 | £3.74 |
| 25 - 49 | £3.58 |
| 50 - 99 | £3.44 |
| 100 + | £3.16 |
*price indicative
- RS Stock No.:
- 189-8139
- Mfr. Part No.:
- SK129-25,4-STS-220
- Brand:
- Fischer Elektronik
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Fischer Elektronik | |
| Length | 25.4mm | |
| Width | 42mm | |
| Height | 25mm | |
| Dimensions | 25.4 x 42 x 25mm | |
| Thermal Resistance | 6.5K/W | |
| Mounting | Clip | |
| Colour | Black | |
| Select all | ||
|---|---|---|
Brand Fischer Elektronik | ||
Length 25.4mm | ||
Width 42mm | ||
Height 25mm | ||
Dimensions 25.4 x 42 x 25mm | ||
Thermal Resistance 6.5K/W | ||
Mounting Clip | ||
Colour Black | ||
- COO (Country of Origin):
- DE
Heat sink 4 → 6.5 KW for TO 220
Heatsinks in the SK 129 Series have tin-plated soldered pins that can be soldered and are ideal for mounting semiconductors vertically. They are available in the following lengths: 25.4 mm, 38.1 mm and 50.8 mm.

Related links
- Fischer Elektronik Heatsink 50.8 x 42 x 25mm, Clip
- Fischer Elektronik Heatsink 38.1 x 42 x 25mm, Clip
- Fischer Elektronik Heatsink 25.4 x 34.9 x 12.7mm, Clip
- Fischer Elektronik Heatsink 37.5 x 32.3 x 28mm, Clip
- Fischer Elektronik Heatsink 25 x 52.3 x 28mm, Clip
- Fischer Elektronik Heatsink 37.5 x 34.5 x 12.7mm
- Fischer Elektronik Heatsink 6.5K/W PCB Mount
- Fischer Elektronik Heatsink 38.1 x 34.9 x 12.7mm, Clip
