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: 478
Select Image Part # Mfr. Description Datasheet Availability Pricing (CHF) 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, 12" x 12" Sheet, 0.015" Thickness, SIL PAD IDH 2165820 78In Stock
145Expected 12/14/2026
CHF 170.54
CHF 163.18
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 3.5 W/m-K 4 kVAC White - 60 C + 200 C 304.8 mm 304.8 mm 0.015 in 50 psi UL 94 V-0 2000 / TSP 3500

Bergquist Company Thermal Interface Products SIL PAD, 11.5"x12" Sheet, 0.006" Thickness, 1 Side Adhesive, TSPK1300/K-10 838In Stock
CHF 31.44
CHF 29.00
CHF 27.18
CHF 25.54
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 304.8 mm 292.1 mm 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products Polyimide-Based Insulator, 0.010" Thickness, Sil-Pad TSPK1300/K-10, IDH 2167644 3’049In Stock
CHF 1.27
CHF 1.15
CHF 1.12
CHF 1.10
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 21.72 mm 16 mm 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300 Bulk
Bergquist Company Thermal Interface Products Sil-Pad, 12" x 12" Sheet, 0.009" Thickness, Sil-Pad TSP900/400, IDH 2167743 1’069In Stock
CHF 13.08
CHF 12.19
CHF 11.48
CHF 10.75
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 304.8 mm 304.8 mm 0.009 in 20 MPa UL 94 V-0 400 / TSP 900 Bulk
Bergquist Company Thermal Interface Products Sil-Pad, Elastomeric Material, 12"x12" Sheet, 0.010" Thickness, 1 Side Adhesive
42In Stock
100Expected 11/23/2026
CHF 72.04
CHF 65.59
CHF 64.78
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Silicone Elastomer 2 W/m-K 6 kVAC Green - 60 C + 180 C 0.01 in 50 psi UL 94 V-0 A1500 / TSP A2000

Bergquist Company Thermal Interface Products Insulator, 0.015" Thickness, No Adhesive, 0.750x0.500", Sil-Pad TSPA3000/A2000 24’646In Stock
CHF 0.62
CHF 0.549
CHF 0.532
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 3 W/m-K 4 kVAC White - 60 C + 200 C 19.05 mm 12.7 mm 0.015 in 50 psi UL 94 V-0 A2000 / TSP A3000

Bergquist Company Thermal Interface Products Heat Sink Pads, Silicone Based, Thermally Conductive Tubes, IDH 2188863 31’276In Stock
CHF 0.306
CHF 0.273
CHF 0.262
CHF 0.252
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Silicone Elastomer 0.9 W/m-K 5 kVAC Gray - 60 C + 180 C 25.02 mm 11 mm 0.305 mm UL 94 V-0 400 / TSP T1200

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, Sil-Pad TSP900/400, BG429439, IDH 2191890 31’142In Stock
CHF 0.515
CHF 0.466
CHF 0.443
CHF 0.431
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, 11.5"x12" Sheet, 0.006" Thickness, 1 Side Adhesive, TSPK900/K-4
779In Stock
CHF 26.42
CHF 25.29
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 Insulator, 0.015" Thickness, 19.05x12.70mm, TO-220, SIL PAD TSP3500/2000 1’783In Stock
2’400On Order
CHF 3.22
CHF 2.87
CHF 2.80
CHF 2.64
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 3.5 W/m-K 4 kVAC White - 60 C + 200 C 19.05 mm 12.7 mm 0.015 in 50 psi UL 94 V-0 2000 / TSP 3500 Bulk
Bergquist Company Thermal Interface Products SIL PAD, 12"x12" Sheet, 0.015" Thickness, 1 Side Adhesive, IDH 2165822 20In Stock
55Expected 10/23/2026
CHF 225.95
CHF 219.87
CHF 197.92
CHF 196.60
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 3.5 W/m-K 4 kVAC White - 60 C + 200 C 304.8 mm 304.8 mm 0.015 in 50 psi UL 94 V-0 2000 / TSP 3500
Bergquist Company Thermal Interface Products Sil-Pad, 12"x12" Sheet, 0.009" Thickness, 1 Side Adhesive, Sil-Pad TSP900/400
140In Stock
CHF 41.61
CHF 38.86
CHF 36.44
CHF 34.01
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 Bulk

Bergquist Company Thermal Interface Products SIL PAD, Low-Pressure, 0.009" Thickness, 1 Side Adhesive, TSP1600S/900S
10’749In Stock
30’000On Order
CHF 0.306
CHF 0.27
CHF 0.257
CHF 0.248
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 1.6 W/m-K 5.5 kVAC Pink - 60 C + 180 C 0.009 in 9 MPa UL 94 V-0 900S / TSP 1600S

Bergquist Company Thermal Interface Products Insulator, 0.015" Thickness, No Adhesive, 0.750x0.500", Sil-Pad TSPA3000/A2000 8’875In Stock
CHF 0.684
CHF 0.61
CHF 0.592
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 3 W/m-K 4 kVAC White - 60 C + 200 C 19.05 mm 12.7 mm 0.015 in 50 psi UL 94 V-0 A2000 / TSP A3000 Bulk

Bergquist Company Thermal Interface Products Foil-Format Grease, 0.006" Thickness, SIL PAD TSPQ2500/Q-Pad II, IDH 2189103 20’102In Stock
21’500Expected 10/23/2026
CHF 0.322
CHF 0.292
CHF 0.279
CHF 0.27
CHF 0.267
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Q-Pad Grease Replacement Thermal Interface Non-standard Silicone Elastomer 2.5 W/m-K Black - 60 C + 180 C 63.5 mm 50.8 mm 0.152 mm 50 psi UL 94 V-0 II / TSP Q2500

Bergquist Company Thermal Interface Products Elastomeric Material, 12"x12" Sheet, 0.009" Thickness, Sil-Pad TSP1800/1200 387In Stock
280Expected 10/9/2026
CHF 22.80
CHF 20.68
CHF 19.38
CHF 18.51
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 0.009 in 9 MPa UL 94 V-0 1200 / TSP 1800

Bergquist Company Thermal Interface Products Insulating, Conductive, Soft Tack, 0.008" Thickness, SIL PAD TSP1800ST/1500ST 6’697In Stock
10’000Expected 10/27/2026
CHF 0.378
CHF 0.344
CHF 0.327
CHF 0.319
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Silicone Elastomer 1.8 W/m-K 3 kVAC Blue - 60 C + 180 C 19.05 mm 12.7 mm 0.008 in 1.6 MPa UL 94 V-0 1500ST / TSP 1800ST
Bergquist Company Thermal Interface Products Elastomeric Material, 12"x12" Sheet, 0.010" Thickness, Sil-Pad TSPA2000/A1500 193In Stock
CHF 39.33
CHF 36.74
CHF 34.44
CHF 32.14
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Silicone Elastomer 2 W/m-K 6 kVAC Green - 60 C + 180 C 0.01 in 50 psi UL 94 V-0 A1500 / TSP A2000

Bergquist Company Thermal Interface Products Sil-Pad, Grease TI, 0.005" Thickness, 1 Side Adhesive 331In Stock
500Expected 12/28/2026
CHF 11.64
CHF 10.77
CHF 10.66
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 304.8 mm 304.8 mm 0.127 mm 50 psi UL 94 V-0 3 / TSP Q2000

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, Sil-Pad TSP900/400, 7403-09FR-104, BG99623 3’415In Stock
CHF 0.434
CHF 0.393
CHF 0.373
CHF 0.364
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, Sil-Pad TSP 1200 Series / Sil-Pad 1000 Series 4’830In Stock
CHF 0.266
CHF 0.239
CHF 0.227
CHF 0.218
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Rubber 1.2 W/m-K Pink 19.05 mm 12.7 mm 0.229 mm 1000 / TSP 1200

Bergquist Company Thermal Interface Products Foil-Format Grease, 0.006" Thickness, SIL PAD TSPQ2500/Q-Pad II, Q2-54, BG40256 4’310In Stock
CHF 0.29
CHF 0.173
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Q-Pad Grease Replacement Thermal Interface Non-standard Silicone Elastomer 2.5 W/m-K Black - 60 C + 180 C 19.05 mm 12.7 mm 0.152 mm 50 psi UL 94 V-0 II / TSP Q2500

Bergquist Company Thermal Interface Products Insulator Plate for Sil-Pad 400, Sil-Pad TSP 900/Sil-Pad 400, IDH 2192683 2’000In Stock
CHF 0.33
CHF 0.299
CHF 0.285
CHF 0.276
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 0.9 W/m-K 3.5 kVAC Gray - 60 C + 180 C 0.229 mm 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products Insulator, 0.010" Thickness, 1 Side Adhesive, SIL PAD TSP3500/2000, 2010AC-102
472In Stock
CHF 1.50
CHF 1.38
CHF 1.34
CHF 1.30
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 3.5 W/m-K 4 kVAC White - 60 C + 200 C 0.01 in 50 psi UL 94 V-0 2000 / TSP 3500

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, 1.650x1.140", Sil-Pad TSP900/400, IDH 2192638 1’246In Stock
CHF 0.539
CHF 0.475
CHF 0.454
CHF 0.442
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 41.91 mm 28.96 mm 0.009 in 20 MPa UL 94 V-0 400 / TSP 900