# City of Columbus #RFQ034064

Sewerin Multitec 545 Gas Analyzer and Direct-Replacement Parts

**Posted:** November 10, 2026
**Respond By:** November 17, 2026
**Identifier:** RFQ034064
**NAICS:** 423490, 334519, 334516

The City of Columbus is seeking a Sewerin gas analyzer and direct-replacement parts for its sewer operations.
- **Buyer:** City of Columbus, Public Utilities Department, Sewers and Drains; delivery to the department’s Jackson Pike storeroom in Columbus, Ohio.
- **OEM:** **Sewerin** is the named manufacturer.
- **Requested products:**
  - 1 Sewerin Multitec 545 gas content analyzer, matching serial number 066 13 006224. Required measurement ranges: 1–100% CH4, 100% CO2, 5000 ppm H2S, and 25% O2.
  - 2 replacement parts, P/N 2499-0020.
  - 2 replacement parts, P/N 2491-0100.
  - 1 replacement part, P/N PP05-20000.
  - 2 replacement parts, P/N ZT49-10000.
  - 2 replacement parts, P/N 1354-0409.
- **Key requirement:** All supplied items must be direct replacements; no contract term or option period is specified.

### Description

The City of Columbus is requesting Sewerin gas analyzers and related replacement items. The main analyzer is a Sewerin Multitec 545 that measures CH4, CO2, H2S, and O2, and must match serial number 066 13 006224. All items must be direct replacements only. Delivery is to the Storeroom at 2104 Jackson Pike, Columbus, Ohio, by November 30, 2026.

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