Transcend's Industrial Grade DDR-400 SO-DIMM is suitable for compact PCs and space-constrained embedded systems that require rugged durability and flawless operation even in extreme heat or cold environments. Applications such as rugged notebooks, POS terminals, factory automation systems, indoor/outdoor kiosks, and medical diagnostic equipment can all benefit from the wide operating temperature (-40° to 85ºC) and robust build quality of these industrial grade memory modules.