Provision of the Supply and related Construction of the Centralized UPS at United Nations Conference Centre (UNCC), ESCAP premises, Bangkok, Thailand

OSCM/REOI v2023-01 [EN] United Nations Economic and Social Commission for Asia and the Pacific REQUEST FOR EXPRESSION OF INTEREST (EOI) This notice is placed by UNESCAP. The accuracy, reliability and completeness of the contents of furnished information is the responsibility of United Nations Economic and Social Commission for Asia and the Pacific. You are therefore requested to direct all queries regarding this EOI to United Nations Economic and Social Commission for Asia and the Pacific using the fax number or e-mail address provided below.

Title of the EOI:

Provision of the Supply and related Construction of the Centralized UPS at United Nations Conference Centre (UNCC), ESCAP premises, Bangkok, Thailand

Date of this EOI: 10 November 2026 Closing Date for Receipt of EOI: 23 November 2026

EOI Number: EOIUNESCAP24892

Beneficiary Country/Territory: Thailand

Commodity/Service category: Facility Management

Address EOI response by fax or e-mail to the Attention of: Ms. Verawan Phatrathamrongchai, Procurement Unit

Fax Number:

E-mail Address: verawan.phatrathamrongchai@un.org

UNSPSC Code:

39121011 - Uninterruptible power supply UPS 39000000 - Electrical Systems and Lighting and Components and Accessories and Supplies 30190000 - Construction and maintenance support equipment 72100000 - Building and facility maintenance and repair services 72101509 - Fire protection system and equipment maintenance or repair service 72151500 - Electrical system services 72101511 - Air conditioning installation or maintenance or repair service DESCRIPTION OF REQUIREMENTS 1. The United Nations Economic and Social Commission for Asia and the Pacific (“ESCAP”) is seeking Expressions of Interest (EOI), from qualified vendors, for the Provision of the Supply and related Construction of the Centralized UPS at United Nations Conference Centre (UNCC), ESCAP premises, Bangkok, Thailand.

2. Introduction: ESCAP intends to install the new Uninterruptible Power Supply Systems (UPS) within the

UN Conference Centre at Rajadamnern Nok Avenue, Bangkok, Thailand. The UPS will be one of the electricity backup sources for AV equipment and IT components, in the conference halls and meeting rooms.

3. Scope of Works: The scope of works includes three parts. Part 1 to build a room to house the UPS, Part 2

to connect the UPS to the conference halls and meeting rooms and Part 3 Maintenance for the UPS:

Part 1: New UPS room

a. System design, layout update and revision to meet project requirements. b. Supply and install a new UPS and relevant electrical, air-conditioning and fire protection system as per the drawings. c. Supply and construct structural, architectural and painting work for the new UPS room on the ground floor

as the following:

• Remove the existing exterior door and replace it with a lightweight brick wall, then apply plaster and

paint finish to match the existing wall

• Cut the existing concrete wall to create an opening for the installation of a new double-leaf fire-rated …

Commodity group: Facility Management

Issued: 10 Nov 2026

Expression of Interest issued by the United Nations Procurement Division.