Contract award · 6 Oct 2025

Class 156 Life Extension – Amplifier upgrades

ScotRail Trains Limited awarded “Class 156 Life Extension – Amplifier upgrades” to an unnamed supplier on 6 Oct 2025. Awarded without open competition.

No competitionTelecoms equipmentScotland

Value Not published
WinnersNot named

Awarded without open competition

Awarded without open competition. The buyer went directly to one or a few suppliers instead of advertising the contract. Procurement rules allow this only in specific cases, such as extreme urgency, when only one supplier can do the work, or for call-offs from an existing framework.

What “without competition” means

Key facts

Suppliers
Not named
Value
Not published
Procedure
Award procedure without prior publication of a call for competition
Sector
Telecoms equipment · Amplifiers (CPV 32343000)
Region
Scotland
Timeline
  1. Contract date6 Oct 2025
  2. Published15 Oct 2025Published 9 days after the contract date

Description

The provision for Fitment of Automatic Amplifiers is to address low Public Address (PA) Speech Transmission Index (STI). Also, Mobile Realtime Communications Module (MRCM comms) for the Class 156 fleet of Diesel Multiple Units (DMUs). The proposed contract will provide continuity of operation of the system based upon the existing solution in which there has been significant prior investment. The Saloon Amplifier Call for aid Units (SACUs) and Saloon Amplifiers (SAs) will automatically amplify the voltage level of the manual PA to be at a set volume, regardless of the voltage entering the amplifier. The purpose of this is to maintain proper PA volume in multiple.

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