The National Laboratory of the Rockies intends to issue a competitive solicitation for a 4kA DC Filter to be integrated with an existing Controllable Grid Interface at its Flatiron Campus. The filter must have a specific L-cmc-C topology and include listed ancillary components. The anticipated delivery date for the unit is August 1, 2027. The resulting agreement is expected to be a fixed unit price contract. The full solicitation will be publicly posted for 15 calendar days when it is available.