Quick Order – Add to Cart by SKU is a FREE Magento Extension that allows customers to directly add products to shopping cart using product SKU.
This module is compatible with Magento version 1.5 and later (Magento 1.5, 1.6, 1.7, 1.8, 1.9).
A Quick Order block will be displayed in left and right sidebar. This block will also be displayed on shopping cart page. This block contains two fields. One for entering product SKU and the other for entering your desired quantity.
Configuration Settings
By default, the Quick Order block is displayed on all three positions (Left Sidebar, Right Sidebar, and Shopping Cart Page).
You can manage the display of this block from:
System -> Configuration -> CATALOG -> Catalog -> Quick Order
This extension can be installed from Magento Connect:
Quick Order – Add to Cart by SKU