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SF4 Series Thermal Interface Products

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Package/Case	Material	Thermal Conductivity	Color	Minimum Operating Temperature	Maximum Operating Temperature	Length	Width	Thickness	Tensile Strength	Flammability Rating	Series	Packaging
Thermal Interface Products Tflex SF4 1.00 457x457mm A18840-04 Laird 1: 218,13 € 8In Stock	Mfr. Part No. A18840-04 Mouser Part No 739-A18840-04	Laird	Thermal Interface Products Tflex SF4 1.00 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	8In Stock	218,13 € 206,60 € 200,10 € 198,53 € View Quote	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	1 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 1.50 229x229mm A18841-06 Laird 1: 65,86 € 27In Stock	Mfr. Part No. A18841-06 Mouser Part No 739-A18841-06	Laird	Thermal Interface Products Tflex SF4 1.50 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	27In Stock	65,86 € 60,95 € 57,95 € 57,23 €	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	1.5 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 2.00 229x229mm A18841-08 Laird 1: 82,22 € 21In Stock	Mfr. Part No. A18841-08 Mouser Part No 739-A18841-08	Laird	Thermal Interface Products Tflex SF4 2.00 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	21In Stock	82,22 € 75,24 € 67,54 €	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	2 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 2.50 229x229mm A18841-10 Laird 1: 98,92 € 34In Stock	Mfr. Part No. A18841-10 Mouser Part No 739-A18841-10	Laird	Thermal Interface Products Tflex SF4 2.50 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	34In Stock	98,92 € 93,39 € 88,78 € 85,61 €	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	2.5 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 3.00 229x229mm A18841-12 Laird 1: 115,55 € 13In Stock	Mfr. Part No. A18841-12 Mouser Part No 739-A18841-12	Laird	Thermal Interface Products Tflex SF4 3.00 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	13In Stock	115,55 € 106,31 € 104,20 € 99,57 €	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	3 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 3.50 229x229mm A18841-14 Laird 1: 132,84 € 15In Stock	Mfr. Part No. A18841-14 Mouser Part No 739-A18841-14	Laird	Thermal Interface Products Tflex SF4 3.50 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	15In Stock	132,84 € 123,58 € 119,63 € 111,18 €	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	3.5 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 4.00 229x229mm A18841-16 Laird 1: 149,12 € 23In Stock	Mfr. Part No. A18841-16 Mouser Part No 739-A18841-16	Laird	Thermal Interface Products Tflex SF4 4.00 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	23In Stock	149,12 € 138,60 € 135,10 € Quote Quote	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	4 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 0.50 229x229mm A18841-02 Laird 1: 36,12 € 21In Stock	Mfr. Part No. A18841-02 Mouser Part No 739-A18841-02	Laird	Thermal Interface Products Tflex SF4 0.50 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	21In Stock	36,12 € 33,91 € 31,96 € 30,88 €	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	0.5 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 1.00 229x229mm A18841-04 Laird 1: 49,35 € 39On Order	Mfr. Part No. A18841-04 Mouser Part No 739-A18841-04	Laird	Thermal Interface Products Tflex SF4 1.00 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	39On Order On Order Ship Dates Mfr. No: A18841-04 Stock: 0 On Order: 19 Expected 16/11/2026 20 Expected 04/01/2027 Factory Lead Time: 9 Weeks	49,35 € 47,03 € 43,86 € 42,74 €	Min.: 1 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	1 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 0.50 457x457mm A18840-02 Laird 10: 141,80 € Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. A18840-02 Mouser Part No 739-A18840-02	Laird	Thermal Interface Products Tflex SF4 0.50 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 9 Weeks	141,80 € 137,93 € View Quote	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	0.5 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 0.75 457x457mm A18840-03 Laird 10: 170,56 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-03 Mouser Part No 739-A18840-03	Laird	Thermal Interface Products Tflex SF4 0.75 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	170,56 € 164,56 € View Quote	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	0.75 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 1.25 457x457mm A18840-05 Laird 10: 236,35 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-05 Mouser Part No 739-A18840-05	Laird	Thermal Interface Products Tflex SF4 1.25 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	236,35 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	1.25 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 1.50 457x457mm A18840-06 Laird 10: 272,65 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-06 Mouser Part No 739-A18840-06	Laird	Thermal Interface Products Tflex SF4 1.50 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	272,65 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	1.5 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 1.75 457x457mm A18840-07 Laird 10: 308,91 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-07 Mouser Part No 739-A18840-07	Laird	Thermal Interface Products Tflex SF4 1.75 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	308,91 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	1.75 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 2.00 457x457mm A18840-08 Laird 10: 345,20 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-08 Mouser Part No 739-A18840-08	Laird	Thermal Interface Products Tflex SF4 2.00 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	345,20 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	2 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 2.25 457x457mm A18840-09 Laird 10: 381,49 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-09 Mouser Part No 739-A18840-09	Laird	Thermal Interface Products Tflex SF4 2.25 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	381,49 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	2.25 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 2.50 457x457mm A18840-10 Laird 10: 417,72 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-10 Mouser Part No 739-A18840-10	Laird	Thermal Interface Products Tflex SF4 2.50 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	417,72 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	2.5 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 2.75 457x457mm A18840-11 Laird 10: 454,05 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-11 Mouser Part No 739-A18840-11	Laird	Thermal Interface Products Tflex SF4 2.75 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	454,05 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	2.75 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 3.00 457x457mm A18840-12 Laird 10: 490,29 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-12 Mouser Part No 739-A18840-12	Laird	Thermal Interface Products Tflex SF4 3.00 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	490,29 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	3 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 3.25 457x457mm A18840-13 Laird 10: 526,58 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-13 Mouser Part No 739-A18840-13	Laird	Thermal Interface Products Tflex SF4 3.25 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	526,58 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	3.25 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 3.50 457x457mm A18840-14 Laird 10: 562,89 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-14 Mouser Part No 739-A18840-14	Laird	Thermal Interface Products Tflex SF4 3.50 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	562,89 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	3.5 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 3.75 457x457mm A18840-15 Laird 10: 599,14 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-15 Mouser Part No 739-A18840-15	Laird	Thermal Interface Products Tflex SF4 3.75 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	599,14 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	3.75 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 4.00 457x457mm A18840-16 Laird 10: 635,69 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18840-16 Mouser Part No 739-A18840-16	Laird	Thermal Interface Products Tflex SF4 4.00 457x457mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	635,69 €	Min.: 10 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	457 mm	457 mm	4 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 0.75 229x229mm A18841-03 Laird 20: 39,08 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18841-03 Mouser Part No 739-A18841-03	Laird	Thermal Interface Products Tflex SF4 0.75 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	39,08 € 38,88 € 38,50 € 38,03 € Quote Quote	Min.: 20 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	0.75 mm	30 psi	UL 94 V-0	SF4	Bulk
Thermal Interface Products Tflex SF4 1.25 229x229mm A18841-05 Laird 20: 54,14 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. A18841-05 Mouser Part No 739-A18841-05	Laird	Thermal Interface Products Tflex SF4 1.25 229x229mm Learn More about Laird tflex sf4 thermal gap fillers	Datasheet	Non-Stocked Lead-Time 7 Weeks	54,14 € 53,64 € 53,11 € 52,61 € View Quote	Min.: 20 Mult.: 1	Gap Fillers / Gap Pads / Sheets	Silicone-Free	Non-standard	Silicone	4 W/m-K	Gray (Light Gray)	- 65 C	+ 150 C	229 mm	229 mm	1.25 mm	30 psi	UL 94 V-0	SF4	Bulk

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