# Wisconsin Vendornet Platform #5522-0-2026-TJ

City of Madison procurement for two natural-gas standby generators and four automatic transfer switches

**Posted:** October 09, 2026
**Respond By:** October 23, 2026
**Identifier:** 5522-0-2026-TJ
**NAICS:** 335312

The City of Madison Engineering Division is seeking bids for natural-gas standby power equipment for municipal facilities.
- **Government buyer:** City of Madison, Engineering Division, Purchasing Services, Madison, Wisconsin.
- **OEM:** **Generac** is the named basis-of-design manufacturer; no reseller or other vendor is identified. Equivalent products may be proposed with documentation demonstrating equivalency.
- **Products requested:**
  - One 150 kW natural-gas standby generator, Generac SG150, 14.2L, with K0150124Y21 150 kW alternator; includes 400 A optional-standby and 100 A emergency breakers.
  - One 70 kW natural-gas standby generator, Generac SG070, 4.5L, with upsized K0080124Y21 80 kW alternator; includes 200 A optional-standby and 100 A emergency breakers.
  - Four 120/208 V open-transition automatic transfer switches: one 400 A, one 200 A, and two 100 A.
- **Notable requirements:** Generators and transfer switches must meet the specified electrical, emissions, safety, control, enclosure, sound-attenuation, monitoring, diagnostic, programming, and event-log requirements. Bids must include product datasheets and a complete accessory list, plus separate pricing for generator startup and freight. Two-year warranties are required for both generators and transfer switches.
- **Delivery:** Deliver complete, operable equipment to 1710 McKenna Blvd, Madison, Wisconsin. The City is responsible for offloading; bidders must propose a delivery timeframe and coordinate the delivery schedule in advance.

### Description

The City of Madison Engineering Division is soliciting bids for two complete stationary natural gas standby generator systems: one 150 kW system and one 70 kW system. The procurement also includes four automatic transfer switches in specified capacities, along with required accessories and system features. Bidders must include pricing for generator startup and freight, and delivery is to 1710 McKenna Blvd, Madison, Wisconsin. The solicitation specifies two-year warranties for both the generators and automatic transfer switches.

[View original listing](https://vendornet.wi.gov/Bid/View/4699e114-868d-4a61-adb9-e027a5b29428)