128MB SDRAM DIMM for HP. Parts-Quick Equivalent to HP Part Number Q1283A. BEWARE! DO NOT BUY FROM OTHER VENDORS WHO CLAIM THEY ARE SELLING PARTS-QUICKBRAND. OUR WARRANTY IS ONLY FOR ITEMS PURCHASED DIRECTLY FROM PARTS-QUICK. ALLPRODUCTS BRANDED AS PARTS-QUICK ARE TO BE SOLD SOLELY BY PARTS-QUICK. PARTS-QUICK DOESNOT AUTHORIZE THE USE OF IT"S BRANDED PRODUCTS TO OTHER SELLERS. Compatible with: HP DesignJet 1050C PlusHP DesignJet 1055CM Plus