# Turbomolecular Pump and Controller

Canonical: https://abierto.us/opportunities/srns020425pumpcontroller

- Solicitation number: SRNS020425PUMPCONTROLLER
- Notice type: Sources sought
- Status: Closed. Deadline was March 4, 2025 at 5:00 PM EST
- Department: Department of Energy
- Contracting office: SRNS - DOE Contractor (899070)
- NAICS: 33391 Pump and Compressor Manufacturing
- Place of performance: Aiken, South Carolina
- County: Aiken County (FIPS 45003). https://abierto.us/counties/aiken-county-sc-45003
- City: Aiken. https://abierto.us/cities/aiken-sc-4500550
- First posted: February 4, 2025
- Last posted: February 25, 2025
- SAM.gov: https://sam.gov/workspace/contract/opp/a1cc3812aa954ef9899e0998993f83c7/view

## Description

This is a REQUEST FOR INTEREST ONLY! This request does not constitute a request for proposal, request for quote, or invitation for bid. The intent of this request is to identify potential offerors for market research purposes only.

Request for Information (RFI) Savannah River Nuclear Solutions, LLC (SRNS), which manages and operates portions of the Savannah River Site (SRS) under a Department of Energy (DOE) prime contract, seeks information from parties capable of providing a turbomolecular pump to be used within a glovebox the Tritium Extraction Facility with an associated controller. This RFI is issued to assist with finding potential suppliers interested in this solicitation. The SRS complex is located approximately 15 miles south of Aiken, South Carolina and is 310 contiguous square miles.

**Note:** On 2/25/25, updated the response date from 2/25/25 to 3/4/25.

**Scope Summary:** Provide materials, services and expertise for design, fabrication, inspection, testing, documentation, delivery, installation support, and technical services for two (2) turbomolecular pumps and associated controllers. As a frame of reference, the facility is currently using a Pfeiffer TMU 400MPH turbomolecular pump with an external Pfeiffer TCM 1601 controller.

**Requirements:** The inlet connection of the turbomolecular pump shall be DN 160 CF Flange. The outlet connection of the turbomolecular pump shall be DN 25 ISO-KF. The pumping speed shall be as follows:

a. Hydrogen 280 L/S b. Nitrogen 400 L/S c. Helium 350 L/S 4. The turbomolecular pump shall have an ultimate pressure as close to 1E-8 MBAR as possible. 5. The turbomolecular pump shall be water-cooled. 6. The turbomolecular pump shall not contain hydrocarbons or plastics. 7. The turbomolecular pump shall be of all metal construction. 8. The on/off control shall be performed external to the pump. 9. The bearings on the pump shall be Maglev Bearings.

10. The pump shall be capable of running in a radiation environment. 11. The controller shall be externally mounted. A supplier's response to the RFI does not guarantee they will be selected to participate in the RFP. Suppliers responding to this RFI shall include evidence of the following:

Manufacturer Specification sheet Standard Lead Time for Delivery Budgetary Estimated Cost E-mail response addressing Items 1 through 3 above in attachments (pdf format), shall be submitted by 5:00 p.m. est. on 3/4/25 to Barbara McCarty at barbara.mccarty@srs.gov.

## Publications

- February 4, 2025: Sources sought, due February 25, 2025 at 5:00 PM EST. Notice 24f25f44750b4a218d2e1f7a9cc9029e. https://sam.gov/workspace/contract/opp/24f25f44750b4a218d2e1f7a9cc9029e/view
- February 4, 2025: Sources sought, due February 25, 2025 at 5:00 PM EST. Notice aaab64365f3b498da4f1edfa752b6d59. https://sam.gov/workspace/contract/opp/aaab64365f3b498da4f1edfa752b6d59/view
- February 25, 2025: Sources sought, due March 4, 2025 at 5:00 PM EST. Notice a1cc3812aa954ef9899e0998993f83c7. https://sam.gov/workspace/contract/opp/a1cc3812aa954ef9899e0998993f83c7/view

## Points of contact

- Barbara McCarty, barbara.mccarty@srs.gov, 8036465751

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/srns020425pumpcontroller.