Where can I buy SGL04G72B1BD2SA-CCRT?

SGL04G72B1BD2SA-CCRT is available from Digi-Key, Hotenda. See pricing comparison above.

SGL04G72B1BD2SA-CCRT Swissbit | Memory Cards, Modules | DigiKey

Brand name, Manufacturer name, Manufacturer, Attribute01	Swissbit
Attribute00	Memory Cards, Modules
Attribute02	-
Attribute03	Tray
Attribute04	Obsolete
Attribute05	DDR3 SDRAM
Attribute06	4GB
Attribute07	1333MT/s
Attribute08	244-MiniUDIMM
AttributeKey00	Category
AttributeKey01	Mfr
AttributeKey02	Series
AttributeKey03	Package
AttributeKey04	Part Status
AttributeKey05	Memory Type
AttributeKey06	Memory Size
AttributeKey07	Speed
AttributeKey08	Package / Case
Extra Product Name	SGL04G72B1BD2SA-CCRT Swissbit \| Memory Cards, Modules \| DigiKey
atoms, moq, multiple	1
extraShipping, qtyInStock	0
MPN	SGL04G72B1BD2SA-CCRT
SKU	4128432

Seller	SKU	MOQ	In stock	Multiple	Prices
Digi-Key	4128432	1		1
Hotenda	H2836054	1		1