Our offices will be closed on Monday, May 28th in observance of Memorial Day
FedEx shipped orders placed before 6:00PM ET on Friday, May 25th will ship same day (if paid for by Credit Card or PO account in good standing & based on product availability). Orders placed after the Friday cutoff will ship on Tuesday, May 29th. Please see our Business Policies for earlier shipping cutoff times for drop-shipped items and shipping by other carriers.
Replacement fans are available for the internal, factory-installed fans in DURApulse GS4 AC drives 3 hp and larger. They are dimensionally and electrically equivalent to the original part. Fan electrical loading is included in the input amperage ratings of the drives, and the DC voltage to power the fans is provided internally by the drives.