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Thermal Hardware
Transistor Mounting Hardware


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Part Number 4672
Mica Insulator, TO-220
Mica Insulator, TO-220
Mica Insulator for TO-220 transistors and voltage regulators. Requires heatsink grease.
Price: $0.20
Part Number 4666
Mica Insulator, TO-66
Mica Insulator, TO-66
Mica Insulator for TO-66 transistors. Requires heatsink grease.
Price: $0.30
Part Number 4651
Mica Insulator, TO-3
Mica Insulator, TO-3
Mica Insulator for TO-3 transistors and voltage regulators. Requires heatsink grease.
Price: $0.20
Part Number 4169G
Heatsink Insulator, TO-220
Heatsink Insulator, TO-220
TO-220 style Heatsink Insulator
Aluminum Oxide Ceramic construction
19.3mm tall x 12.7mm wide x 1.57mm thick
Use in place of mica insulator (still requires heat sink compound).
List Price: $0.40
Price: $0.25
Part Number SP900S-0.009-AC-54
Heatsink Gasket, TO-220
Heatsink Gasket, TO-220
Thermally conductive heat sink gasket for TO-220 style transistors and voltage regulators.
Self Adhesive. Actual color = Pink.
Use instead of a mica insulator and heatsink grease for that neat, professional look.
Price: $0.25
Part Number SP400-0.009-00-03
Heatsink Gasket, TO-3
Heatsink Gasket, TO-3
Thermally conductive heat sink gasket for TO-3 style transistors and voltage regulators.
Use instead of a mica insulator and heatsink grease for that neat, professional look.
Price: $0.40
Part Number 18PTI1HDWOB
TO-3 Transistor Spacer
TO-3 Transistor Spacer
For use with Gottlieb System 1 and System 80 power supply - main power transistor (XO-522).
Discounts Apply !
10% Discount for purchase of 10 or more
Price: $0.50
Part Number 507302B00000G
Heat Sink, TO-220
Heat Sink, TO-220
Small heat sink for TO-220 devices.
Thermal Resistance: 24 C/W (Natural convection)
Not intended for bridge rectifiers!
19.05mm Length, 19.05mm width, 9.65mm depth
Discounts Apply !
10% Discount for purchase of 10 or more
Price: $0.25
Part Number 563002B00000G
Heat Sink, TO-220
Heat Sink, TO-220
Heat sink for TO-220 devices, vertical PC mount
Thermal Resistance: 13 C/W (Natural convection)
29.972mm Length, 25.4mm width, 12.7mm depth
Discounts Apply !
10% Discount for purchase of 10 or more
Price: $0.50
Part Number 529802B02500G
Heat Sink, Extruded, TO-220
Heat Sink, Extruded, TO-220
Heat sink for TO-220 devices.
Thermal Resistance: 3.7 C/W (Natural convection)
Price: $1.60
Part Number 501503B00000G
Heat Sink, TO-3
Heat Sink, TO-3
Heat sink for TO-3 devices.
Thermal Resistance: 8.4 C/W (Natural convection)
Price: $1.25
Part Number 6222BG
Heat Sink, Bridge Rectifier
Heat Sink, Bridge Rectifier
Heat sink for 25A and 35A Bridge Rectifiers.
Thermal Resistance: 9.4 C/W (Natural convection)
Price: $1.50
Part Number 2-101005M
Heat Sink, Bridge Rectifier
Heat Sink, Bridge Rectifier
Heat sink for 25A and 35A Bridge Rectifiers.
Thermal Resistance: 15.9 C/W (Natural convection)

Important - must thoroughly clean surface before attaching!
Limited Supply
Price: $1.25