Product Overview The Diebold Nixdorf DN250 Shutter I/O Tray (NSL Shutter) is a genuine ATM assembly designed for controlled cash entry and extraction at the dispenser front of DN250 series cash systems. Identified by part number 1750361848 (also written 01750361848), this shutter module is available in original, new, and refurbished condition, and is backed by a 90-day warranty. Product Specifications Manufacturer Diebold Nixdorf Product Name Shutter I-O-tray NSL Shutter