# Hydrogen Water Dropout Heat Exchangers

Canonical: https://abierto.us/opportunities/2026028947

- Solicitation number: 2026028947
- Notice type: Solicitation
- Status: Closed. Deadline was April 29, 2026 at 7:00 PM EDT
- Department: Department of Energy
- Contracting office: Alliance for Energy Innovation, LLC - DOE Contractor (899060)
- NAICS: 332410 Power Boiler and Heat Exchanger Manufacturing
- Product or service code: 4420 Heat Exchangers and Steam Condensers
- Place of performance: Golden, Colorado
- County: Jefferson County (FIPS 08059). https://abierto.us/counties/jefferson-county-co-08059
- City: Golden. https://abierto.us/cities/golden-co-0830835
- First posted: March 11, 2026
- Last posted: April 21, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/e29b28da93af46a593f5b065078a71ae/view

## Description

Amendment No. 3 - Extends Due date. See attached "Amendment No. 3 - Hydrogen Water Dropout Heat Exchangers" Amendment No. 2 - Extends Due date and Technical Questions Date.

See attached "Amendment No. 2 - Hydrogen Water Dropout Heat Exchangers.pdf" Amendment No. 1 - Please see attachement "Amendment No. 1 - Hydrogen Water Dropout Heat Exchangers" This purchase is to acquire a quantity of 10 heat exchangers (HX) that will cool the hydrogen process stream produced by PEM electrolyzer stacks being tested as part of the Multimegawatt (MMW) Electrolyzer project. The process fluids will be 50/50 propylene glycol/water and hydrogen saturated with water.

The portions of each heat exchanger containing hydrogen need to be cleaned and passivated for service with DI water. Please see attached documents: Request for Quotes (RFQ) Number 2026028947 Attachment No. 1 – Technical Specifications in this RFQ serves as NLR’s baseline requirements that must be met by each offer.

## Publications

- March 11, 2026: Solicitation, due April 8, 2026 at 7:00 PM EDT. Notice 9ac1ab2ad45a4755a77c5d29faf07658. https://sam.gov/workspace/contract/opp/9ac1ab2ad45a4755a77c5d29faf07658/view
- April 2, 2026: Solicitation, due April 8, 2026 at 7:00 PM EDT. Notice af84a6d41f604b17bc1e687bf4d09187. https://sam.gov/workspace/contract/opp/af84a6d41f604b17bc1e687bf4d09187/view
- April 7, 2026: Solicitation, due April 22, 2026 at 7:00 PM EDT. Notice 997f51e950ad4776835eacc3beb1a956. https://sam.gov/workspace/contract/opp/997f51e950ad4776835eacc3beb1a956/view
- April 21, 2026: Solicitation, due April 29, 2026 at 7:00 PM EDT. Notice 2706c1a6e9294a58bc653b5688cf372c. https://sam.gov/workspace/contract/opp/2706c1a6e9294a58bc653b5688cf372c/view
- April 21, 2026: Solicitation, due April 29, 2026 at 7:00 PM EDT. Notice e29b28da93af46a593f5b065078a71ae. https://sam.gov/workspace/contract/opp/e29b28da93af46a593f5b065078a71ae/view

## Points of contact

- Allison Pezzullo, allison.pezzullo@nlr.gov

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/2026028947.