Specifications include, but are not limited to: New Castle County is seeking sealed bids for preventive maintenance/inspection and on-call service repair of Uninterruptible Power Supply (UPS) Systems located within New Castle County, DE. Proof will be required of each contractor that it has satisfactorily maintained equipment of the type and character covered herein for a period of at least ten (10) years. Successful vendor must meet or exceed all federal, state, and local rules and regulations as related to this type of service/repair, and must perform work in accordance to them, including, but not limited to, licenses, permits, insurance, etc. Contractor must have an emergency local telephone number or offer toll-free service that is answered in person 24 hours a day, 365 days a year. Contractor shall have the necessary facilities and organization in their direct employment to provide skilled, competent, and trained mechanics for New Castle County repairs/service. These mechanics shall be under the supervision of a qualified foreman.