Fischer Elektronik Heatsink Retaining Spring for use with TO-247, TO-248, TO-218, TO-220, SK409 Heatsink, SK459
- RS Stock No.:
- 325-7877
- Mfr. Part No.:
- THF409-220
- Manufacturer:
- Fischer Elektronik
Bulk discount available
View bulk pricing optionsSubtotal (1 pack of 10 units)*
SGD3.21
(exc. GST)
SGD3.50
(inc. GST)
FREE delivery for orders over $150, or create a business account to enjoy free delivery from just $28
In Stock
- Plus 840 unit(s) shipping from 20 July 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 10 - 40 | SGD0.321 | SGD3.21 |
| 50 - 90 | SGD0.315 | SGD3.15 |
| 100 + | SGD0.306 | SGD3.06 |
*price indicative
- RS Stock No.:
- 325-7877
- Mfr. Part No.:
- THF409-220
- Manufacturer:
- Fischer Elektronik
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Fischer Elektronik | |
| Accessory Type | Retaining Spring | |
| Product Type | Heatsink Retaining Spring | |
| For Use With | TO-247, TO-248, TO-218, TO-220, SK409 Heatsink, SK459 Heatsink, TO-3P | |
| Standards/Approvals | RoHS | |
| Select all | ||
|---|---|---|
Brand Fischer Elektronik | ||
Accessory Type Retaining Spring | ||
Product Type Heatsink Retaining Spring | ||
For Use With TO-247, TO-248, TO-218, TO-220, SK409 Heatsink, SK459 Heatsink, TO-3P | ||
Standards/Approvals RoHS | ||
- COO (Country of Origin):
- DE

Heatsink 6.2 → 8.2 K/W for TO 220
Extruded heatsink with solderable tabs. Spring mounting clip 3257877 available separately.
Related links
- Fischer Elektronik Heatsink Retaining Spring for use with TO-3P TO-248 SK Heatsink
- Fischer Elektronik Heatsink Retaining Spring for use with TO-247 TO-220 TO-218 SK
- Fischer Elektronik Heatsink Retaining Spring for use with TO-218 SK Heatsink TO-220
- Fischer Elektronik Heatsink Retaining Spring for use with TO-247 TO-264, TO-218
- Fischer Elektronik Heatsink Retaining Spring for use with TO-220 TO-218, TO-247
- Fischer Elektronik Heatsink Retaining Spring for use with TO-220 TO-247, TO-264
- Fischer Elektronik Heatsink Retaining Spring for use with SMD
- Fischer Elektronik Heatsink Mounting Kit for use with Power Transistors
