The Fischer Elektronik Transistor Retaining Spring THFM 1 is a well designed universal retaining spring manufactured with stainless steel and equipped with quick and easy transistor fitting. For housing TO 218, TO 220, TO 247, TO 264, SOT 32 and various SIP, multiwatt.

Supplied without screw.

The Fischer Elektronik Transistor Clip THFA 1 is a retaining spring that can be slid via transistor and mounting plate. This allows extremely straightforward assembly at high pressure load and secure fastening.

• For transistor-design TO 220
• Clip mounting
• Stainless steel
• Plate thickness 2mm

Nylon insulating bushes for use with screw mounted transistors. Used in conjunction with mica or other insulating thermal pads to electrically isolate transistors from heatsinks.

• M3 clearance for screws
• Supplied in packs of 10

Mica semiconductor mounting kit with 10 washers and 10 bushes.

• To suit TIP3055, etc.

Mica semiconductor mounting kit, including 10 mica washers and 10 bushes.

• To suit TIP31A, 7805, etc.
• M3 clearance for screws

Semiconductor mounting kit with 10 mica washers and 10 bushes.

• To suit TIP31A, 7805, etc.
• M3 clearance for screws
• Dimensions 15 x 19mm
• TO-220 case
• Supplied in pack of 10

A 1.78mm high transistor mounting insulating bush suitable for use with screw sizes 6BA, 4-40 UNC and M3.

• Overall width 5.89mm
• Manufactured from glass-filled PBT for high temperature resistance

A 6.35mm high transistor mounting insulating bush suitable for use with screw sizes 6BA, 4-40 UNC and M3.

• Overall width 5.89mm
• Manufactured from glass-filled PBT for high temperature resistance

A 3.75mm high transistor mounting insulating bush suitable for use with screw sizes 6BA, 4-40 UNC and M3.

• Overall width 6.0mm
• Manufactured from glass-filled PBT for high temperature resistance

A transistor mounting pad that will convert the in-line lead spread of a TO92/98 transistor package into either a 2.54mm in-line or a 5.08mm PCD spread.

• Manufactured from 30% glass-filled PBT
• High temperature handling
• Rated to UL 94V-0

A 4-hole TO-18 transistor mounting pad that has an external Ø of 6.35mm, height of 3.18mm, PCD of 2.54mm and a stand-off of 1.57mm.

• Black
• 30% Glass filled PBT
• UL 94V-0

A 4-lead star-hole type TO-5 transistor mounting pad with an external Ø of 8.9mm, height of 1.8mm and a PCD of 5.1mm.

• Black
• 30% Glass filled PBT
• UL 94V-0

An 8-lead straight through type TO-5 transistor mounting pad with an external Ø of 9.53mm, height of 1.7mm and a PCD of 5.08mm.

• Black
• 30% Glass filled PBT
• UL 94V-0

A printed circuit mounting TO18 transistor socket, moulded in thermoplastic with gold flashed contacts.

• Transistor holder
• TO-18 case
• Thermoplastic
• 5.6mm high
• 3 pin
• Temperature range -176 to +150°C

A printed circuit mounting TO5 transistor socket, moulded in thermoplastic with gold flashed contacts.

• Transistor holder
• TO-5 case
• Thermoplastic
• 5.6mm high
• 3 pin
• Temperature range -176 to +150°C