LSE9901B1250 is a power supply that is not currently sold by Digi-Key. Based on the specifications available, Digi-Key part number 1470-3098-ND has been suggested as a replacement.
Voltage Input 90-264VAC (Input cable sold separately)
Voltage Output 12VDC
Current Output 4.16A
Connector Barrel Plug 2.5mm ID, 5.5mm OD x 11mm Positive Center
For further information see manufacturer data sheet on the product page.