# City of Columbus #RFQ033878

Columbus Public Utilities seeks six MSA gas sensors

**Posted:** October 15, 2026
**Respond By:** October 22, 2026
**Identifier:** RFQ033878
**NAICS:** 423490, 334519

The City of Columbus is seeking replacement gas sensors for its Public Utilities Department’s Sewers and Drains operations.
- **Buyer:** City of Columbus, Public Utilities Department — Sewers and Drains.
- **OEM:** **MSA** is the named manufacturer.
- **Products requested:**
  - 3 chlorine gas sensors, MSA part number **A-ULTX-SENS-28-0-0**.
  - 2 hydrogen sulfide sensors, 0–50 ppm, MSA part number **A-5K-SENS-28-0-F-0-0**.
  - 1 methane/LEL sensor, MSA part number **A-5K-SENS-AA-0-F-1-0**.
- **Notable requirement:** Vendors offering alternatives must identify the alternative manufacturer and model in the comment field.
- **Delivery:** For the department’s storeroom in Columbus, Ohio. This is a one-time purchase.

### Description

The City of Columbus, Public Utilities Department is soliciting MSA gas sensors for its Sewers and Drains department. The items include three chlorine sensors, two hydrogen sulfide sensors, and one methane LEL sensor. Vendors bidding an alternate must state the make and model in the comment field. Responses are due October 22, 2026, at 5:00 PM UTC, with delivery scheduled for November 15, 2026.

[View original listing](https://columbusvendorservices.powerappsportals.com/OpenRFQs/)