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: 479
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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, 19.05x12.70mm, SIL PAD TSPK900/K-4, IDH 2167662 60,939In Stock
$0.14
$0.126
$0.119
$0.114
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, Medium Performance Kapton-Based Insulator, 0.006" Thickness 9,140In Stock
10,000Expected 2026/10/12
$1.09
$0.968
$0.941
$0.915
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 1.1 W/m-K 6 kVAC Blue-Green - 60 C + 180 C 25.4 mm 19.05 mm 0.006 in 35 MPa K-6 / TSP K1100

Bergquist Company Thermal Interface Products Grease TI, 0.005" Thickness, 0.750x0.500x0.187x0.147", Sil-Pad TSPQ2000/Q-Pad 3 3,789In Stock
7,000Expected 2026/11/30
$0.70
$0.618
$0.587
$0.566
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 19.05 mm 12.7 mm 0.127 mm 50 psi UL 94 V-0 3 / TSP Q2000

Bergquist Company Thermal Interface Products Grease TI, 0.005" Thickness, 0.750x0.500x0.187x0.125", Sil-Pad TSPQ2000/Q-Pad 3 2,059In Stock
$1.06
$0.934
$0.904
$0.871
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 19.05 mm 12.7 mm 0.127 mm 50 psi UL 94 V-0 3 / TSP Q2000

Bergquist Company Thermal Interface Products The Original Polyimide-Based Insulator, 0.006" Thickness, Sil-Pad TSP K900/K-4 18,237In Stock
17,400Expected 2026/10/30
$0.261
$0.233
$0.221
$0.213
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, Sil-Pad TSP 1200 Series / Sil-Pad 1000 Series 1,354In Stock
7,250Expected 2026/10/12
$0.53
$0.468
$0.447
$0.43
Min.: 1
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Rubber 1.2 W/m-K Pink 0.229 mm 1000 / TSP 1200

Bergquist Company Thermal Interface Products Sil-Pad, 7 mil, Flame Retardant, 0.437x0.312", Sil-Pad TSP900/400, IDH 2192658 6,353In Stock
$0.38
$0.335
$0.32
$0.308
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 11.1 mm 7.92 mm 0.229 mm 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products Sil-Pad, 0.007" Thickness, 17.45x14.27mm, Sil-Pad TSP900/400, IDH 2191206 5,128In Stock
$0.29
$0.257
$0.244
$0.235
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 17.45 mm 14.27 mm 0.007 in 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products Sil-Pad, 0.007" Thickness, 1 Side Adhesive, 21.97x16.51mm, Sil-Pad TSP900/400
1,971In Stock
$0.561
$0.508
$0.483
$0.47
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 0.007 in 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, 1.650x1.140", Sil-Pad TSP900/400, IDH 2192642 4,690In Stock
5,300Expected 2026/10/21
$0.461
$0.419
$0.398
$0.388
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

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, 17.45x14.27mm, Sil-Pad TSP900/400, IDH 2191246 1,500In Stock
2On Order
$0.49
$0.483
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 17.45 mm 14.27 mm 0.009 in 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, 19.05x12.70mm, Sil-Pad TSP900/400, IDH 2191207 2,699In Stock
3,000Expected 2026/10/15
$0.23
$0.227
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 19.05 mm 12.7 mm 0.009 in 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, 21.84x18.80mm, Sil-Pad TSP900/400, IDH 2191308 5,243In Stock
$0.25
$0.217
$0.208
$0.20
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 21.84 mm 18.8 mm 0.009 in 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products SIL PAD, Low-Pressure, 0.009" Thickness, 1.78x1.25", TSP1600S/900S, IDH 2191183 424In Stock
$1.15
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 25.4 mm 6.6 mm 0.009 in 9 MPa UL 94 V-0 900S / TSP 1600S

Bergquist Company Thermal Interface Products SIL PAD, Low-Pressure, 0.009" Thickness, 21.01x24mm, TSP1600S/900S, IDH 2191266 522In Stock
$0.60
$0.527
$0.501
$0.483
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 24 mm 21.01 mm 0.009 in 9 MPa UL 94 V-0 900S / TSP 1600S

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, SIL PAD TSPK1300/K-10, K10-24, BG80024, IDH 2192501 1,000In Stock
$2.40
$2.17
$2.11
$1.99
Min.: 1
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Elastomer 6 kVAC Brown (Beige) - 60 C + 180 C 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, 1.650x1.140", SIL PAD TSPK1300/K-10, IDH 2192498 506In Stock
$2.84
$2.51
$2.40
$1.63
$1.55
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 41.91 mm 28.96 mm 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, 21.01x24mm, SIL PAD TSPK1300/K-10, IDH 2192529 1,204In Stock
$1.57
$1.41
$1.36
$1.33
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 24 mm 21.01 mm 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, 31.75x31.75mm, SIL PAD TSPK1300/K-10, IDH 2192506 824In Stock
$2.08
$1.85
$1.76
$1.70
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 31.75 mm 31.75 mm 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, 17.45x14.27mm, SIL PAD TSPK1300/K-10, IDH 2192507 896In Stock
$0.711
$0.627
$0.597
$0.576
Min.: 1
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Elastomer 1.3 W/m-K 6 kVAC Brown (Beige) - 60 C + 180 C 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, 1 Side Adhesive, SIL PAD TSPK900/K-4, K4AC-54
2,500In Stock
$0.29
Min.: 2,500
Mult.: 2,500
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 Grease TI, 0.005" Thickness, 2.50x2.00x0.344x1.812", Sil-Pad TSPQ2000/Q-Pad 3 1,347In Stock
$0.63
$0.561
$0.534
$0.515
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 63.5 mm 50.8 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, IDH 2191307 3,500In Stock
$0.18
$0.177
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 17.45 mm 14.27 mm 0.127 mm UL 94 V-0 3 / TSP Q2000

Bergquist Company Thermal Interface Products Grease TI, 0.005" Thickness, 1.5x0.9x0.150x1.20", Sil-Pad TSPQ2000/Q-Pad 3 497In Stock
$0.87
$0.77
$0.733
$0.707
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 38.1 mm 22.86 mm 0.127 mm 50 psi UL 94 V-0 3 / TSP Q2000

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, 19.05x12.7mm, SIL PAD TSPK900/K-4, IDH 2192543 5,931In Stock
$0.311
$0.294
$0.28
$0.27
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