Two sets of HVAC units or Mobile Ground Control Station

NASA Shared Services Center seeks quotations for two complete sets of HVAC units designated for a Mobile Ground Control Station, with quotes due October 27, 2026 at 4:00 p.m. Central Time and questions due October 19, 2026 at 12:00 p.m. CT. The procurement is set aside for small business and applies lowest-price technically acceptable (LPTA) evaluation.

Place of performance is Edwards Air Force Base, California. Each HVAC set consists of two 5-ton, 3-phase, 208 VAC heat pumps operating at 60 Hz. Technical requirements include a Meltric 07-P4061 control connector with specified pinout for common, spare, fan, 24 VAC supply, heat, and cool functions; condensation drains and dual air inlet/outlet ports accepting 16-inch diameter flexible ducting secured with band clamps; and custom metal stackable frames with forklift pockets (minimum 8 inches wide by 4 inches tall) removable with hand tools within one hour. The "A" unit requires an HBL5100B9W power input connector and a 100-ampere disconnect panel with two 50-ampere circuit breakers; the "B" unit requires an HBL560B9W connector. Units must be fully functional and tested upon delivery and operate as plug-and-play equipment requiring no on-site installation or integration. Delivery must occur within 60 days of order receipt, with a need-by date of January 2027; units may be delivered as two separate A/B sets. Commercially manufactured heat pump units modified by qualified manufacturers are acceptable (brand name or equal-to). NAICS code is 238220 (Plumbing, Heating, and Air-Conditioning Contractors); PSC code is 4520. Quotes must remain valid for 30 days, include two points of contact, CAGE Code/UEI, ARO delivery time, and FOB Destination pricing. Payment terms are NET 30. Offerors must be registered in SAM.gov. Submit to Tracy Bremer at tracy.g.bremer@nasa.gov.