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 SIL PAD, 0.006" Thickness, 1 Side Adhesive, 19.05x10.41mm, TSPK1300/K-10
5In Stock
$1.19
$1.05
$1.02
$1.00
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 19.05 mm 10.41 mm 0.15 mm 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products SIL PAD, Low-Pressure, 0.009" Thickness, TSP1600S/900S, BG404720, IDH 2189078 1,526In Stock
$0.70
$0.622
$0.615
Min.: 1
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Elastomer 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, 0.006" Thickness, SIL PAD TSPK1300/K-10, BG80035, IDH 2192504 833In Stock
$1.22
$1.07
$1.04
$1.02
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 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300
Bergquist Company Thermal Interface Products Sil-Pad, 12"x12" Sheet, 0.009" Thickness, 1 Side Adhesive 6In Stock
$111.08
$102.22
$95.40
$91.98
$88.59
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Non-standard Silicone Elastomer 2.5 kVAC Yellow - 20 C + 150 C 304.8 mm 0.229 mm 48 MPa 1000 / TSP PP1200

Bergquist Company Thermal Interface Products Grease TI, 0.005" Thickness, 1 Side Adhesive, Sil-Pad TSPQ2000/Q-Pad 3 3,988In Stock
$0.45
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Q-Pad Grease Replacement Thermal Interface Non-standard Silicone Elastomer Black - 60 C + 180 C 0.127 mm UL 94 V-0 3 / TSP Q2000

Bergquist Company Thermal Interface Products High Performance/Reliability Insulator, 0.015" Thickness, Sil-Pad TSPA3000/A2000 1In Stock
$7.68
$7.26
$6.85
$6.44
Min.: 1
Mult.: 1
Thermally Conductive Insulators Non-standard Silicone Elastomer 4 kVAC White - 60 C + 200 C 0.015 in UL 94 V-0 A2000 / TSP A3000

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, Sil-Pad TSPK900/K-4, IDH 2194878, IDH 2192536 500In Stock
$1.67
$1.52
$1.48
$1.44
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, 12"x12" Sheet, 0.010" Thickness, 1 Side Adhesive, IDH 2191219
602On Order
$211.79
$200.51
$195.62
$193.00
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 0.01 in 50 psi UL 94 V-0 2000 / TSP 3500
Bergquist Company Thermal Interface Products Sil-Pad, 10"x12" Sheet, 0.015" Thickness, 1 Side Adhesive, TSPA3000/A2000
90On Order
$277.62
$264.15
$257.02
$254.66
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 A2000 / TSP A3000

Bergquist Company Thermal Interface Products Sil-Pad, Dimensions: 19.05x12.70mm, Sil-Pad TSP900/400, IDH 2167707
23,358On Order
$0.25
$0.219
$0.208
$0.201
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 0.178 mm 20 MPa UL 94 V-0 400 / TSP 900

Bergquist Company Thermal Interface Products Grease TI, 12"x12" Sheet, 0.005" Thickness, Sil-Pad TSPQ2000/Q-Pad 3
683On Order
$14.82
$13.82
$13.33
$13.23
$13.22
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, Insulating, Conductive, Soft Tack, 12"x12" Sheet, 0.012" Thickness
58Expected 2026/10/30
$52.10
$40.11
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Thermal Pad Non-standard Fiberglass - 60 C + 180 C 304.8 mm 304.8 mm 0.012 in 1100ST / TSP 1100ST
Bergquist Company Thermal Interface Products SIL PAD, Insulating, Conductive, Soft Tack, 10"x12" Sheet, 0.012" Thickness
28Expected 2026/10/05
$77.21
$69.95
$65.28
$62.95
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 304.8 mm 254 mm 0.012 in 1.6 MPa UL 94 V-0 1500ST / TSP 1800ST

Bergquist Company Thermal Interface Products Insulator, 0.015" Thickness, 28.96x20.57mm, TO-220, SIL PAD TSP3500/2000
2,346On Order
$2.84
$2.62
$2.55
$2.41
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 0.015 in 50 psi UL 94 V-0 2000 / TSP 3500 Bulk

Bergquist Company Thermal Interface Products SIL PAD, 0.75 Inch x 0.5 Inch, 0.015" Thickness, 1 Side Adhesive, TSP3500/2000
8,430On Order
$1.65
$1.20
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermally Conductive Adhesive Non-standard Silicone 3.5 W/m-K 4 kVAC White - 60 C + 200 C 0.015 in UL 94 V-0 2000 / TSP 3500

Bergquist Company Thermal Interface Products Sil-Pad, 0.009" Thickness, 1 Side Adhesive, Sil-Pad TSP900/400, 7403-09AC-61
Drop Dispatch Lead Time 8 Weeks
$1.26
$1.20
$1.13
Min.: 723
Mult.: 1
Gap Fillers / Gap Pads / Sheets Non-standard Silicone Elastomer 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, 1 Side Adhesive, 22x16.51mm, Sil-Pad TSP900/400
Drop Dispatch Lead Time 9 Weeks
$0.184
Min.: 10,000
Mult.: 10,000
Gap Fillers / Gap Pads / Sheets Non-standard Silicone Elastomer 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, 12" x 12" Sheet, 0.009" Thickness, Sil-Pad TSP900/400, IDH 2167743
1,081Expected 2026/10/19
$16.25
$15.14
$14.26
$13.36
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, 12"x12" Sheet, 0.007" Thickness, 1 Side Adhesive, 0.437x0.312"
491Expected 2026/10/08
$17.67
$15.63
$14.89
$14.60
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 0.007 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
2,172On Order
$1.30
$1.14
$1.11
$1.08
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 Insulator, 0.015" Thickness, No Adhesive, 1.000x0.750", Sil-Pad TSPA3000/A2000
1,648On Order
$1.98
$1.83
$1.78
$1.73
Min.: 1
Mult.: 1
Thermally Conductive Insulators Thermal Pad Non-standard Silicone Elastomer 3 W/m-K 4 kVAC White - 60 C + 200 C 25.4 mm 19.05 mm 0.015 in 50 psi UL 94 V-0 A2000 / TSP A3000

Bergquist Company Thermal Interface Products Insulator, 0.006" Thickness, SIL PAD TSPK1300/K-10, BG80154, IDH 2167647
456Expected 2026/10/19
$1.26
$1.11
$1.08
$1.05
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 SIL PAD, 0.006" Thickness, 1 Side Adhesive, 19.05x12.70mm, TSPK1300/K-10
2,533On Order
$0.93
$0.901
$0.828
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 19.05 mm 12.7 mm 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products Insulator, 11.5"x12" Sheet, 0.006" Thickness, SIL PAD TSPK1300/K-10
123Expected 2026/10/12
$33.89
$29.97
$29.10
$28.70
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 304.8 mm 292.1 mm 0.006 in 35 MPa UL 94 VTM-0 K-10 / TSP K1300

Bergquist Company Thermal Interface Products Kapton-Based Insulator, 0.006" Thickness, SIL PAD TSPK1100/K-6, K6-54, BG70054
7,263On Order
$0.52
$0.468
$0.445
$0.433
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 0.006 in 35 MPa K-6 / TSP K1100