Solicitation: Environmental Control Unit (ECU) (4120-01-608-7504) - AMENDED

Amendment / Modification

• The offer due date and time has been extended.

  • FROM: Wednesday, November 12, 2025, at 2:00 p.m. (Eastern Time)
  • TO: Tuesday, November 25, 2025, at 2:00 p.m. (Eastern Time)

• Modified Section A narrative to include alternate buyer/contact information for inquiries and RFQ submissions: LTC Amy Miranda, Supervisory Contract Specialist.

• Section A narrative has been updated.

• The deadline for offer submission has been extended to November 25, 2025, at 2:00 p.m. (Eastern Time).

Questions & Answers / Clarifications

This document provides responses to vendor questions regarding the Air Conditioner/Environmental Control Unit (Solicitation W912CH25Q0033).

• Heat Pump and CBRN Compatibility: The Air Conditioner/Environmental Control Unit (NSN 4120016087504) is confirmed to require heat pump capability and Chemical, Biological, Radiological, and Nuclear (CBRN) compatibility.
• Application for Electronics Cooling: The specified NSN (4120-01-608-7504) is used on the M8E1 CBPS (Chemical Biological Protective Shelters). This system is designed for medical personnel protection from chemical and biological agents and is a critical component of the M8E1 CBPS, implying its use in maintaining controlled environments.

This Q&A log clarifies specific technical requirements for the Air Conditioner/Environmental Control Unit, which bidders should consider when preparing their proposals.

Amendment / Modification

• Extends the offer due date and time for Solicitation W912CH-25-Q-0033.

• Offer due date and time.

• The new offer due date is Wednesday, November 12, 2025, at 14:00 (Eastern Time).

• The previous offer due date was Thursday, October 9, 2025, at 14:00 (Eastern Time).

• All other terms and conditions of the solicitation remain unchanged.

Amendment / Modification

• This amendment (0002) updates the solicitation W912CH-25-Q-0033.

• It clarifies that the solicitation is for full and open competition.

• The offer due date and time have been extended to Thursday, October 9, 2025, at 2:00 p.m. (Eastern Time).

• The following clauses have been deleted:

  • FAR 52.219-6, ALT I Notice of Total Small Business Set-Aside (NOV 2020)
  • FAR 52.219-28 Post-Award Small Business Program Representation (JAN 2025) Alternate I (MAR 2020)

• Narrative A0001, paragraph 1 (regarding competition type).

• Offer due date and time.

• Contract clauses FAR 52.219-6 and FAR 52.219-28.

• The offer due date has been extended to October 9, 2025.

• The solicitation is now open to full and open competition, removing previous small business set-aside clauses.

Amendment / Modification

• This amendment (0001) to Solicitation W912CH-25-Q-0033 extends the offer due date and time.

• The offer due date and time has been changed.

• The original offer due date was Wednesday, July 30, 2025, at 4:30 p.m. (Eastern Time).

• The new offer due date is Wednesday, August 13, 2025, at 4:30 p.m. (Eastern Time).

Solicitation / RFP / RFQ

This is a Request for Quotation (RFQ) for the procurement of Environmental Control Units (ECUs). This is a total small business set-aside.

• Primary Requirement: Environmental Control Unit (ECU)

  • NSN: 4120-01-608-7504
  • Part Number: 17-3-3260-2
  • Production Quantity: 3 EA

• Option Quantity: Up to 100% of the production quantity (separately priced line item).

• Technical Data Package (TDP): Associated with this procurement and accessible via SAM.gov. It is distribution code "C", limiting access to US Government agencies and their contractors. Offerors must have a current DD 2345 certification to access.

• Preservation, Packing, and Marking: Required in accordance with Section D, MIL-STD-2073-1, and Special Packaging Instruction (SPI).

• Contract Type: Firm Fixed Price (FFP) purchase order.

• Period of Performance: Not explicitly stated, but delivery is required within 150 days after award for both production and option quantities.

• Estimated Value: Not stated.

• Submission Deadline: Close of Business on July 30, 2025.

• Submission Method: Electronic submission via email to the points of contact listed (Kimberly J. Parisek and Kelly Germano).

• Email Subject Line: "RFQ Submission W912CH-25-Q-0033"

• Email Size Limit: 10 megabytes per email; multiple emails are permitted, but must be numbered.

• Acceptable Formats: Microsoft Office Products (Word, Excel, PowerPoint) or Adobe PDF. Spreadsheets must include formulas and macros.

• Proposal Validity: Offers must be valid for a minimum of ninety (90) calendar days following the offer due date.

• Evaluation: The government will evaluate offers based on meeting requirements, delivery schedule, and other factors as detailed in the solicitation.

• Set-Aside: Total small business set-aside.

• FOB Point: Destination.

• Delivery Address: XU WOL7 BLUE GRASS ARMY DEPOT, RICHMOND, KY.

• Amendments: Offerors must acknowledge all amendments.

• All or None: Offers must be submitted for the total quantity of items identified. Offers for less than the total quantity will be deemed nonresponsive.

• Export Control: TDPs may be subject to Arms Export Control Act and Export Administration Act. DD Form 2345 is required for access.

• Ozone Depleting Substances: Use of Class I and Class II Ozone Depleting Substances is prohibited without government approval.

• Configuration Management: Requirements for ECPs, RFVs, and NORs are detailed, referencing CDRLs A001, A002, and A003.

• OPSEC: OPSEC training and a plan are required.

• Threat Awareness: TARP training is required.

• Packaging: Specific requirements for military preservation, packing, and marking are detailed.

• Inspection and Acceptance: At Origin.

• Payment Instructions: Via Wide Area WorkFlow (WAWF).