0306-03 - Liebert CW System - Materials List.xlsx

This is a materials requirements list for a federal procurement of precision cooling systems by the Naval Surface Warfare Center Dahlgren Division. The requirement specifies four Liebert CoolPhase Precision Cooling Systems (Part Number DS042AZA1E0) and four Vertiv CoolPhase Outdoor Air-Cooled Microchannel Condensers (Part Number MCS056E5AD). The cooling systems are nominal 42 kW, 12-ton floor-mounted units with 460-volt, 3-phase, 60-hertz input power and 65,000 amp RMS short circuit current rating. Each system features a welded steel frame separable into three sections for transport, dual refrigeration circuits with digital scroll compressors, A-frame evaporator coil with stainless steel condensate pan, three-stage 25 kW electric reheat, Liebert iCOM microprocessor control with high-definition display, and BACnet/Modbus communication capabilities. The condensers include microchannel aluminum coils, variable speed EC fans, premium electronic control boards with CANbus communication, and 18-inch aluminum legs. Ancillary requirements include 4-inch MERV 8 filter packages, 24-inch adjustable height floorstands, and Liebert Point Leak Detection Sensor Kits for each unit.

The solicitation (N0017826Q6715) is issued by the Department of the Navy as a Request for Quotation under FAR Part 12 for commercial items with an anticipated publication date of March 24, 2026, and closing date of April 1, 2026. Award will be made on a brand name or equal basis to procure products manufactured by Vertiv Corporation, which must be compatible with existing infrastructure. The requirement is not eligible for small business set-aside and must comply with Trade Agreements Act provisions. Quotations must be submitted to contracting officer Lee Ann Mizelle at lee.a.mizelle.civ@us.navy.mil or (540) 742-8050. Prospective vendors must be authorized resellers to quote on these systems.