Southern Region Passive Thermal Management Solutions for Legacy Lineside Signalling Equipment Housings (Location Cases)

A Tender Notice
by NETWORK RAIL INFRASTRUCTURE LIMITED

Source
Find a Tender
Type
Framework (Goods)
Duration
2 year
Value
£14M
Sector
INDUSTRIAL
Published
14 Nov 2025
Delivery
03 Jul 2026 to 03 Jul 2028
Deadline
n/a

Related Terms

Location

Geochart for 1 buyers and 0 suppliers

Description

Legacy lineside equipment housings (dating from the 1960s–2000s) on the GB rail network are experiencing increasing thermal stress due to hotter, longer summers and changing climate patterns. These housings were not designed for elevated ambient temperatures or prolonged thermal loads and are increasingly at risk of overheating, which may degrade the reliability or lifespan of the sensitive signalling and telecoms equipment inside. In Kent Route, there are over 5,000 and in Southern Region there are over 15,000 of these housings (also known as Location Cases), and nationally over 60,000. Network Rail is seeking passive thermal management solutions that can be retrofitted to existing housings without compromising security, structural integrity, or existing cable penetrations. Active cooling systems are not desirable due to power constraints, maintenance burden, and whole-life cost implications.

Renewal Options

The proposal is to award a 2-year Contract, with an extension option of 2+2 year (2+2+2) as if successful it may lead to wider delivery across the organisation.

Award Criteria

Technical Envelope _
Commercial Envelope _

CPV Codes

  • 42500000 - Cooling and ventilation equipment

Indicators

  • Renewals are available.

Other Information

** PREVIEW NOTICE, please check Find a Tender for full details. **

Reference

  • ocds-h6vhtk-054443
  • FTS 073974-2025

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