Skip to content
SkimSkim home
In deliveryUnited KingdomGoodsFramework agreement£120,000,000Add to pipeline

prj_3727 - Power

Awarded to DALE POWER SOLUTIONS LIMITED, M GROUP WATER (MEICA MAINTENANCE & PROJECTS) LIMITED, P & I GENERATORS LIMITED +4 more

Southern Water Services Ltd.(buyer)

Published
Published 5 July 2023
Deadline
Closed 13 September 2023

Tender documents

Skim pulls every file the buyer attaches to this process and extracts the requirements from it.

Documents as they publish

Specification, evaluation criteria, pricing schedules and every requirement — extracted, searchable and mapped to your response.

View tender files

Overview

Southern Water Services Ltd. procured services relating to power generators, high voltage, low voltage, uninterruptible power supply (UPS), and transformers, with an estimated value of £120 million. The contract, valued at £183.5 million, was awarded in May 2025 to seven suppliers: Dale Power Solutions Limited, M Group Water (Meica Maintenance & Projects) Limited, P & I Generators Limited, Power Electrics (Bristol) Limited, R & B Switchgear Group Ltd, UK Power Networks (Operations) Limited, and WB Power Services Limited. The project is now in delivery and complete.

Contracting authority

Find the key decision makers

The people who scope, score and sign this contract — names, roles and how to reach them.

Lots (18)

  • Supply and Installation of Generators

    This Lot will cover all works and services related to supply and installation of new generator assets and asset replacements including (but not limited to): project management; design; installations including cabling works and other ancillary equipment. Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £18,500,000
  • Supply and Installation of UPS

    This Lot will cover all works and services related to Supply of all ranges of UPS systems across the entire Southern Water region. Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £4,800,000
  • Generator Maintenance & Repair

    This Lot will cover the provision of the servicing and maintenance of Generator Sets across the entire Southern Water Region covering approx. 550 Generator sets ranging from 35kva - 3 Megawatt. Reactive repair and maintenance of Generator sets in accordance with the Service Levels and shall use all reasonable endeavours to ensure the safe, efficient and economic maintenance of the said equipment. The Generators shall be maintained in accordance with relevant Southern Water Maintenance Tasks (MF0698 & MF0708) as a minimum and any additional agreed manufacturer's recommendation The Service Provider shall be required to operate an emergency contact call out service at all times (24 hour, 365 days), to attend and repair/ mitigate any issues on the generator assets and associated breakers. The Service Provider shall undertake to provide for the duration of the term skilled engineers (competent persons) in the examination, maintenance, testing and repair of SWS Generators Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £9,100,000
  • UPS Maintenance & Repair

    This Lot will cover all planned and reactive maintenance and repair works for UPS assets including any equipment refurbishment and / or repairs, both onsite and offsite in workshops. These services relate to Southern Water UPS sets and assets on its wastewater and clean water treatment sites and pumping stations. Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £2,910,000
  • Generator Hire

    The Lot will cover the provision of the hire of Generator Sets across the entire Southern Water Region covering Kent, Sussex, Hampshire and the IOW with Generator sets ranging from 35kva - 3 Megawatt. Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £8,040,000
  • HV Maintenance & Repair

    This Lot will cover the provision of the servicing and maintenance of all HV apparatus across the entire Southern Water Region covering approx. 82 sites. These sites have varying degrees of HV apparatus ranging from: a single HV transformer feeding a Main Intake LV switchboard to, complex networks involving sites with Main Intake HV Substations and associated transformers. These substations in turn also feed HV ring and radial circuits with additional HV apparatus placed at strategic points creating additional load specific HV substations, again with associated HV apparatus. Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £12,100,000
  • LV Maintenance & Repair

    The agreement shall be for the provision of the servicing and maintenance of all LV Assemblies across the entire Southern Water Region covering all sites in Kent, Sussex, Hampshire and the Isle of Wight. The LV Assemblies servicing and maintenance focuses on the internal make-up of the LV Assemblies themselves (internal busbars, fishplates, dropper connection bars, dropper connection cable assemblies, and all integral incoming and outgoing switching devices within the switchboard (LV Air Circuit Breakers [ACB's] and their associated protection, switch-fuses, MCB's, Power Factor Correction [PFC] devices, etc). Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £9,600,000
  • Supply and Installation of Transformers

    This Lot will cover all works and services related to supply and installation of new transformers including as an option close coupled or free-standing ring main units. This will cover new assets and asset replacements including (but not limited to): project management; design; installation including ancillary equipment. These services relate to transformers in SWS sites including Water Pumping Stations, Sewage Treatment Works, Water Treatment Works and Sewage Pumping Stations. This lot explicitly covers but is not limited to transformers with a rating between 315 and 2500kVA. Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £9,600,000
  • Supply and Installation of HV Systems

    This Lot will cover all works and services related to the project management, design, supply, installation, commissioning, and hand over of High Voltage (HV) electrical installations. This will cover new assets, asset replacement and existing asset modifications. The work will cover switchgear, transformers, cabling, tripping battery units, UPS, standby generators, and control systems associated with the HV power distribution system. These works will relate to SWS sites including Sewage Treatment Works, Water Treatment Works, Sewage Pumping Stations and Water Pumping Stations. Additional information: Full tender pack is available from the Southern Water Services E-sourcing portal https://southernwater.bravosolution.co.uk/

    £19,200,000
  • prj_3727 - Power

    Works and services related to supply and installation of new generator assets and asset replacements including (but not limited to): project management; design; installations including cabling works and other ancillary equipment.

    Won by P & I GENERATORS LIMITEDWon by WB POWER SERVICES LIMITED
  • prj_3727 - Power

    Works and services related to Supply of all ranges of UPS systems

    Won by P & I GENERATORS LIMITEDWon by DALE POWER SOLUTIONS LIMITED
  • prj_3727 - Power

    Servicing and maintenance of Generator Sets

    Won by P & I GENERATORS LIMITEDWon by WB POWER SERVICES LIMITED
  • prj_3727 - Power

    All planned and reactive maintenance and repair works for UPS assets including any equipment refurbishment and / or repairs.

    Won by P & I GENERATORS LIMITEDWon by M GROUP WATER (MEICA MAINTENANCE & PROJECTS) LIMITED
  • prj_3727 - Power

    Hire of Generator Sets, ranging from 35kva - 3 Megawatt.

    Won by WB POWER SERVICES LIMITEDWon by POWER ELECTRICS (BRISTOL) LIMITEDWon by P & I GENERATORS LIMITED
  • prj_3727 - Power

    servicing and maintenance of all HV apparatus. Varying degrees of HV apparatus ranging from: a single HV transformer feeding a Main Intake LV switchboard to, complex networks involving sites with Main Intake HV Substations and associated transformers. These substations in turn also feed HV ring and radial circuits with additional HV apparatus placed at strategic points creating additional load specific HV substations, again with associated HV apparatus.

    Won by UK POWER NETWORKS (OPERATIONS) LIMITED
  • prj_3727 - Power

    Servicing and maintenance of all LV. The LV Assemblies servicing and maintenance focuses on the internal make-up of the LV Assemblies themselves (internal busbars, fishplates, dropper connection bars, dropper connection cable assemblies, and all integral incoming and outgoing switching devices within the switchboard (LV Air Circuit Breakers [ACB's] and their associated protection, switch-fuses, MCB's, Power Factor Correction [PFC] devices, etc).

    Won by UK POWER NETWORKS (OPERATIONS) LIMITEDWon by M GROUP WATER (MEICA MAINTENANCE & PROJECTS) LIMITEDWon by R & B SWITCHGEAR GROUP LTD
  • prj_3727 - Power

    works and services related to supply and installation of new transformers including as an option close coupled or free-standing ring main units. This will cover new assets and asset replacements including (but not limited to): project management; design; installation including ancillary equipment.

    Won by UK POWER NETWORKS (OPERATIONS) LIMITED
  • prj_3727 - Power

    works and services related to the project management, design, supply, installation, commissioning, and hand over of High Voltage (HV) electrical installations. This will cover new assets, asset replacement and existing asset modifications. The work will cover switchgear, transformers, cabling, tripping battery units, UPS, standby generators, and control systems associated with the HV power distribution system.

    Won by UK POWER NETWORKS (OPERATIONS) LIMITEDWon by R & B SWITCHGEAR GROUP LTD

Key details

Country
United Kingdom
Status
In delivery
Category
Goods
Estimated value
£120,000,000
Procedure
Selective
Contract type
Framework agreement
Published
5 July 2023
Deadline
Closed
Classification (CPV)
Electrical machinery, apparatus, equipment and consumables; lightingGeneratorsTransformersElectrical apparatus for switching or protecting electrical circuitsElectric switchboardsHigh voltage installation workRepair and maintenance services of electrical machinery, apparatus and associated equipmentRepair and maintenance services of generators+3 more

Award outcome

Awarded value
£183,500,000
Award date
16 May 2025
Contract period
— → 24 February 2029
Winners
  • DALE POWER SOLUTIONS LIMITED
  • M GROUP WATER (MEICA MAINTENANCE & PROJECTS) LIMITED
  • P & I GENERATORS LIMITED
  • POWER ELECTRICS (BRISTOL) LIMITED
  • R & B SWITCHGEAR GROUP LTD
  • UK POWER NETWORKS (OPERATIONS) LIMITED
  • WB POWER SERVICES LIMITED

Contract ending soon? Skim tracks incumbents and flags recompetes early. Start for Free to set up alerts.

Notice history

Every published notice in this contracting process, newest first.

  1. Contract

    17 June 2025

  2. Contract Notice

    14 August 2023

  3. Prior Information Notice

    5 July 2023

Get the full picture

AI analysis, bid scoring, and expert strategy for this tender

Skim analyses every tender against your company profile and tells you whether to bid, how to win, and who you are up against.

How to win this tender

Skim reads the notice and every document attached to it, scores the fit against your company profile for a clear bid or no-bid call, then drafts each answer from your own evidence and past bids. You review, refine and submit — on time, with every requirement covered.

See exactly how Skim’s agents do this →

Comparing platforms? Skim is set against the alternatives for pre-tender intelligence, tender management software and bid management software.

Find tenders like this before your competitors do.

Skim scans every portal daily and scores each tender against your profile. Start for free and see the tenders you are missing.