FK 223 SA TO 3

Heat Sink, 6.8 K/W, TO-3, 42 mm, 42 mm

⚠️ Given the current worldwide supply chain situation, we kindly ask you to take the information shown as a guideline.

Manufacturer: FISCHER ELEKTRONIK
Product type: Natural Convection Heat Sinks
SVHC: No SVHC (25-Jun-2025)
Product Range: FK 223 Series
Packages Cooled: TO-3
Heat Sink Material: Aluminium
Thermal Resistance: 6.8K/W
External Width - Metric: 42mm
External Height - Metric: -
External Length - Metric: 42mm
External Width - Imperial: 1.65"
External Diameter - Metric: -
External Height - Imperial: -
External Length - Imperial: 1.65"
External Diameter - Imperial: -

Delivery and price
Units per pack	100
Price	1.16 €
Current stock	10+
Lead time	30 days

Datasheet

Updated at April 3, 2026