Free Cooling Heat Exchanger Plate Replacement

The District Energy Corporation (DEC) is soliciting formal bids for the procurement of replacement plates and gaskets for an Alfa Laval AQ10-FG plate and frame heat exchanger utilized in a water-to-water free cooling application. The required replacement plate pack must be identical in size and grouping to the original 1*(3H+98ML)/1*(3H+98MH configuration. Technical specifications mandate that plates be constructed from either 304 or 316 Stainless Steel with a nominal thickness between 0.40 mm and 0.50 mm, and must include glued-on NBR gaskets. To ensure quality, the successful bidder must provide positive material identification (PMI) test records for 10% of the plates using a calibrated, handheld X-ray fluorescence analyzer to verify that chemical compositions meet ASTM limits. Bids must be submitted electronically via the LES Online Procurement System by October 15, 2026, at 2:00 PM CT, with a clarification deadline of October 8, 2026. Delivery time is considered an essential element of the contract, and all transportation charges to the delivery site at 550 P Street, Lincoln, NE, must be paid by the vendor. Payment will be issued in full within thirty days following receipt and successful testing of the equipment. Award evaluation will focus on technical compliance, manufacturer experience, and delivery schedules. Bidders are required to provide full business details and may submit different material and thickness combinations as separate bid options.