Computer Brain is one of the fastest growing companies in the Midwest. It was formed in 1990 to satisfy customer requirements for quality Computer products and services. In the Past 15 years the company has received a great deal of recognition and has been written up in many major publications including the Chicago Tribune, the Philippine Times and the Chicago Computer Guide. Our key goal is to provide a premium service, which delivers effective solutions, and provides exceptional value to our clients. As a result, the company has surpassed many major competitors in a very fast paced and competitive industry.

Computer Brain offers over 30,000 parts with huge inventory in stock to maintain delivery of all orders in a timely manner. We recognize that every client has its own unique perspective and goals that often require innovative and new approaches. Therefore, our highly qualified sales and support staff are always ready to help clients fulfill all their computing needs.

Computer Brain also offers pre-built and custom built computer systems, which are sold under brand name 'CBI System'. All CBI Systems house industry standard and brand name parts. To maintain higher standards and quality all CBI Systems are assembled and tested in the United States.

Again, it is our intention to provide the highest level of customer service - always. You have our genuine guarantee. We aim to make your first and every purchase with Computer Brain as enjoyable as possible.

Our contact information

By email:

By standard mail:
Computer Brain
4722 W. Touhy Ave.
Lincolnwood, IL 60712

By phone:
(847) 675-1111 (between 10a.m. and 6p.m. central time zone)

Shipping Information:

All orders are shipped Ground Insured unless another method is requested. All orders are processed at 2:00pm CST M-F. Orders placed after 2:00pm CST will be processed the next business day. Please allow an additional 24 to 48 business hours for all on-line orders. All shipping and handling charges are non-refundable. We ship to all 50 continental states, Alaska, and Hawaii. Alaska and Hawaii customers must select Alaska/Hawaii Air Shipping method.

Customers will be charged an address change fee of $10.00 if the delivery address is changed once the package is left from the premises for delivery to the original address. Credit Card will automatically be charged if such a notice received by the Carrier.

All shipping charges includes Shipping, Handling and Insurance Fees. For products weighing more than 70 lbs, the customer will be contacted as the shipping cost may differ.

Refund, Returns and Cancellation Policies:

Products sold by Computer Brain are covered by our 20-day return period, unless otherwise noted. Policies regarding items that are not covered by the 20-day return period are specified on the products' individual detail pages as well as in the special exceptions section below.

All returns covered under our 20-day return period are subject to the following:

A Return Merchandise Authorization (RMA) number issued by Computer Brain must accompany all returns. RMA numbers must be obtained no later than 20 days from the date the product was shipped out to you. After 20 days, all product returns must be handled directly by the manufacturer or warranty provider. All RMA numbers are valid for 10 days from the date of issuance. All products must be returned in like-new condition, including original packaging and all documentation and accessories. Charges will be applied for all missing accessories or parts. Computer Brain will not accept items that have been physically damaged or misused. Over clocking or improper installation of CPU fans will cause CPUs to chip or burn. All chipped/scratched and burnt CPUs are considered physically damaged and are not eligible for replacement or refund. All returns must be shipped freight prepaid. All related fees (shipping & return shipping fees) are NON-REFUNDABLE for all products in all cases. Computer Brain does not offer cross ship service. 15% restocking fee applies to all refunds. Note: Base cost will reflect current market price, and 15% restocking fee will apply after this adjustment. Therefore, total refund is subtracting. Please allow 1-2 weeks to process all refunds. After 20 days of the purchase date, all items that need to be returned for repair will have to be sent directly to the manufacturer or warranty provider. Please see the products' individual pages for additional details on warranty coverage. A 5% Transaction fee + $10 Cancellation fee will be assessed for all orders that are canceled prior to being shipped. A 5% Transaction fee + $10 Cancellation fee + Shipping fees will be assessed for all orders that are canceled or refused after the order has shipped.