FK 249 SA 220

Heat Sink, For Transistors, TO-220, Black Anodized, 17 °C/W, TO-220, 30.4 mm, 31.2 mm, 12.5 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
Thermal Resistance:17°C/W; Packages Cooled:TO-220; External Width - Metric:30.4mm; External Height - Metric:36.2mm; External Length - Metric:36.2mm; External Diameter - Met; Available until stocks are exhausted
SVHC: No SVHC (25-Jun-2025)
Product Range: -
Packages Cooled: TO-220
Heat Sink Material: Aluminium
Thermal Resistance: 17°C/W
External Width - Metric: 30.4mm
External Height - Metric: 31.2mm
External Length - Metric: 12.5mm
External Width - Imperial: 1.2"
External Diameter - Metric: -
External Height - Imperial: 1.23"
External Length - Imperial: 0.49"
External Diameter - Imperial: -

Delivery and price
Units per pack	100
Price	1.26 €
Current stock	200+
Lead time	30 days

Datasheet

Updated at April 3, 2026