The ability to have an upgrade path to new software and equipment is another benefit of refurbished OEM equipment. “Although it’s not normally a consideration for my customers, there certainly is the potential to expand and upgrade if you choose equipment from an OEM,” says Tucker. Warranties, service and parts availability, training, and potential upgrade paths – all form comprehensive after-sale support designed to help facilities receive optimal performance and satisfaction from their purchases. At the end of the day, it’s the user’s satisfaction with the equipment and the vendor that makes the difference. “I have purchased Siemens refurbished equipment in.