Thermal SIL PAD® Materials

Bergquist Company Thermal SIL PAD® Materials are electrically and non-electrically insulating silicone thermal interface materials. These materials minimize thermal resistance from the external package of a power semiconductor to the heat sink. This is achieved by isolating the semiconductor electrically from the heat sink and providing sufficient dielectric strength to withstand high voltage. The Bergquist SIL PAD materials are made of conformable fiberglass and silicone rubber, which provides a more versatile material than mica or ceramics and grease. These materials are designed to be clean, grease-free, and flexible. The SIL PAD materials feature reinforcements to resist cut-through, a wide range of thermal conductivities and dielectric strengths, and excellent thermal performance with minimized thermal resistance. These cost-effective materials are resistant to electrical shorting and enhance performance for high-heat compacted assemblies.

Results: 495
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Type Package/Case Material Thermal Conductivity Breakdown Voltage Color Minimum Operating Temperature Maximum Operating Temperature Length Width Thickness Tensile Strength Flammability Rating Series Packaging

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, 11.5"x250' Roll, SIL PAD TSPK1300/K-10, IDH 2188877 1In Stock
Min.: 1
Mult.: 1

Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 1.3 W/m-K 6 kVAC Beige - 60 C + 180 C 250 ft 11.5 in 0.006 in 35 MPa UL 94 V-0 K-10 / TSP K1300
Bergquist Company Thermal Interface Products Insulator, 11.5" x 12" Sheet, 0.006" Thickness, SIL PAD TSPK900/K-4, IDH 2191342
86On Order
Min.: 1
Mult.: 1

Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 0.9 W/m-K 6 kVAC Gray - 60 C + 180 C 0.006 in 35 MPa K-4 / TSP K900

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, No Adhesive, 0.75x0.8", 0.16" Diameter Hole
734On Order
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Silicone Elastomer 1.2 W/m-K 4.5 kVAC Pink - 60 C + 180 C 0.23 mm 30 MPa 1000 / TSP 1200
Bergquist Company Thermal Interface Products Insulator, 12"x12" Sheet, 0.009" Thickness, Sil-Pad TSPPP1200/Poly-Pad 1000
11Expected 29/09/2026
Min.: 1
Mult.: 1

Thermally Conductive Insulators Thermally Conductive Adhesive Non-standard Silicone Elastomer 1.2 W/m-K 2.5 kVAC Yellow - 20 C + 150 C 304.8 mm 304.8 mm 0.229 mm 48 MPa 1000 / TSP PP1200

Bergquist Company Thermal Interface Products Elastomeric Material, 12"x12" Sheet, 0.012" Thickness, Sil-Pad TSP1800/1200
7Expected 17/08/2026
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Silicone Elastomer 1.8 W/m-K 6 kVAC Black - 60 C + 180 C 304.8 mm 304.8 mm 0.012 in 9 MPa UL 94 V-0 1200 / TSP 1800

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, TSP900/400, 7403-09FR-24, BG96428, IDH 2192723
1.725Expected 04/09/2026
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Silicone Elastomer 0.9 W/m-K 3.5 kVAC Gray - 60 C + 180 C 0.009 in 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, TSP900/400, 7403-09FR-57, BG95092, IDH 2167705
2.495Expected 20/08/2026
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Silicone Elastomer 0.9 W/m-K 3.5 kVAC Gray - 60 C + 180 C 0.009 in 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products SIL PAD, 0.015" Thickness, 1 Side Adhesive, 19.05x15.24mm, TO-220
1.002Expected 01/10/2026
Min.: 1
Mult.: 1

Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 3 W/m-K 4 kVAC White - 60 C + 200 C 0.015 in 50 psi UL 94 V-0 2000 / TSP 3500

Bergquist Company Thermal Interface Products Grease TI, 0.005" Thickness, 1.00x0.75x0.300x0.140", Sil-Pad TSPQ2000/Q-Pad 3
1.875Expected 27/10/2026
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Q-Pad Grease Replacement Thermal Interface Non-standard Silicone Elastomer 2 W/m-K Black - 60 C + 180 C 25.4 mm 19.05 mm 0.127 mm 50 psi UL 94 V-0 3 / TSP Q2000

Bergquist Company Thermal Interface Products Grease TI, 0.005" Thickness, Sil-Pad TSPQ2000/Q-Pad 3, BG427925, IDH 2191526
1.645Expected 11/09/2026
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Q-Pad Grease Replacement Thermal Interface Non-standard Silicone Elastomer 2 W/m-K Black - 60 C + 180 C 24 mm 21.01 mm 0.127 mm 50 psi UL 94 V-0 3 / TSP Q2000

Bergquist Company Thermal Interface Products Foil-Format Grease, 0.006" Thickness, Sil-Pad TSPQ2500/Q-Pad II
83Expected 15/02/2027
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Q-Pad Grease Replacement Thermal Interface Non-standard Silicone Elastomer Black - 60 C + 180 C 0.152 mm UL 94 V-0 II / TSP Q2500
Bergquist Company Thermal Interface Products Insulator, Low-Pressure, 0.009" Thickness, 1.65x1.14", SIL PAD TSP1600S/900S Non-Stocked Lead-Time 8 Weeks
Min.: 1.532
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Elastomer 1.6 W/m-K 5.5 kVAC Pink - 60 C + 180 C 0.229 mm 9 MPa UL 94 V-0 900S / TSP 1600S
Bergquist Company Thermal Interface Products Higher Performance, High Reliability Insulator, Sil-Pad TSP 3500/Sil-Pad 2000 Non-Stocked Lead-Time 8 Weeks
Min.: 3
Mult.: 1

Thermally Conductive Insulators Non-standard 2000 / TSP 3500
Bergquist Company Thermal Interface Products Sil-Pad, Heat Sink Pads, Silicone Based, Thermally Conductive Tubes Non-Stocked Lead-Time 8 Weeks
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Thermally Conductive Adhesive Silicone 0.9 W/m-K 5 kVAC Gray, Green - 60 C + 180 C 0.305 in UL 94 V-0 400 / TSP T1200
Bergquist Company Thermal Interface Products Economical, High Performance Insulator, Sil-Pad TSP 1500/Sil-Pad 1500 Non-Stocked Lead-Time 8 Weeks
Min.: 1
Mult.: 1
Thermally Conductive Insulators Non-standard 2 W/m-K 4 kV Green - 60 C + 200 C 0.254 mm 7 MPa UL 94 V-0 1500 / TSP 1500
Bergquist Company Thermal Interface Products Economical, High Performance Insulator, Sil-Pad TSP 1500/Sil-Pad 1500 Non-Stocked Lead-Time 8 Weeks
Min.: 10
Mult.: 1
Thermally Conductive Insulators Non-standard 2 W/m-K 4 kV Green - 60 C + 200 C 0.254 mm 7 MPa UL 94 V-0 1500 / TSP 1500
Bergquist Company Thermal Interface Products Silicone, for High Humidity/High Dielectric, 2.2W/m-K, Sil-Pad TSP2200/1750 Non-Stocked Lead-Time 8 Weeks
Min.: 10
Mult.: 1
Gap Fillers / Gap Pads / Sheets Non-standard Silicone 2.2 W/m-K 6 kVAC Green - 60 C + 180 C 0.305 mm 10 MPa UL 94 V-0 1750 / TSP 2200
Bergquist Company Thermal Interface Products Foil-Format Grease for Maximum Heat Transfer, Sil-Pad TSP Q2500/Q-Pad II Series Non-Stocked Lead-Time 8 Weeks
Min.: 2
Mult.: 1
Gap Fillers / Gap Pads / Sheets Non-standard Silicone Elastomer 2.5 W/m-K Black - 60 C + 180 C 0.152 mm UL 94 V-0 II / TSP Q2500
Bergquist Company Thermal Interface Products Insulator, 0.015" Thickness, 0.75x0.5", 1 Side Adhesive, SIL PAD TSP3500/2000 Non-Stocked Lead-Time 8 Weeks
Min.: 2.500
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Elastomer 3.5 W/m-K 4 kVAC White - 60 C + 200 C 0.508 mm UL 94 V-0 2000 / TSP 3500
Bergquist Company Thermal Interface Products The Original Sil-Pad Material, Sil-Pad TSP 900 / Also Known as Sil-Pad 400 Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Non-standard 400 / TSP 900
Bergquist Company Thermal Interface Products Elastomeric Material, Sil-Pad TSP A2000/A1500 Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

Gap Fillers / Gap Pads / Sheets Thermally Conductive Adhesive Non-standard Elastomer 20 W/m-K 6 kVAC Green - 60 C + 180 C 0.254 mm UL 94 V-0 A1500 / TSP A2000
Bergquist Company Thermal Interface Products The Original Sil-Pad Material, Sil-Pad TSP 1200 Series / Also Known as Bergquist Sil-Pad 1000 Series Non-Stocked Lead-Time 8 Weeks
Min.: 30
Mult.: 1

Gap Fillers / Gap Pads / Sheets Non-standard Silicone Elastomer 1.2 W/m-K 4.5 kVAC Pink - 60 C + 180 C 0.23 mm 30 MPa 1000 / TSP 1200
Bergquist Company Thermal Interface Products High Performance/Reliability Insulator, 1.19x1.66", Sil-Pad TSP 3500/2000 Non-Stocked Lead-Time 9 Weeks
Min.: 88
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Elastomer 3.5 W/m-K 4 kVAC White - 60 C + 200 C 0.508 mm UL 94 V-0 2000 / TSP 3500
Bergquist Company Thermal Interface Products Insulator, 0.015" Thickness, 1x0.75", 1 Side Adhesive, SIL PAD TSP3500/2000 Non-Stocked Lead-Time 8 Weeks
Min.: 1.000
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Elastomer 3.5 W/m-K 4 kVAC White - 60 C + 200 C 0.508 mm UL 94 V-0 2000 / TSP 3500
Bergquist Company Thermal Interface Products The Original Sil-Pad Material, 0.009" Thickness, 1x0.75", Sil-Pad TSP 900/400 Non-Stocked Lead-Time 8 Weeks
Min.: 1.085
Mult.: 1
Gap Fillers / Gap Pads / Sheets Non-standard Silicone Elastomer 0.9 W/m-K 4.5 kVAC Gray - 60 C + 180 C 0.229 mm 20 MPa UL 94 V-0 400 / TSP 900