This public procurement record has 2 releases in its history.

Summary of the contracting process

CalMac Ferries Limited bought 34 marine-grade uninterruptible power supply (UPS) units in a one-off purchase. The units had to be rack-mountable, fit within a rack height of 3U and provide a power rating of 3,000 VA/3,000 W. This is a supply of specialist power-protection equipment for marine use, rather than an installation or maintenance service. The delivery location is identified only as the UKM8 region, which covers south-west Scotland; the procurement data does not identify a specific site. The equipment supports continuity of electrical power for CalMac’s ferry operations. The published description refers suppliers to the procurement documents for the full technical specification.

The procurement is complete: CalMac selected Softworx Ltd, and the contract is active. The award was made following an open procedure. The single lot covered all 34 UPS units. The estimated procurement value was £125,000, while the signed contract value was £143,573. The contract was signed on 22 September 2026, and the stated contract duration was 30 days. The tender closed on 13 July 2026. Seven bids were received, all from small and medium-sized enterprises. The stated economic requirements included employers’ compulsory liability and product liability cover of £1 million each; turnover for the last three financial years was requested for information. Technical selection requirements were set out in the procurement documents. Variants were not allowed.

For suppliers assessing similar CalMac requirements, this award demonstrates demand for marine-grade, rack-mountable UPS equipment at a scale involving dozens of units, with a compact 3U maximum rack height and a 3,000 VA/3,000 W rating. Credible competitors would need to source or supply equipment meeting those specifications and provide evidence against the technical requirements used for this purchase. The stated insurance thresholds indicate that suppliers should be prepared to demonstrate employers’ compulsory liability and product liability cover at £1 million each. CalMac requested three years of turnover information, but identified it as informational rather than a minimum turnover threshold. The award to an SME and seven SME bids show that smaller suppliers competed in this procurement; meeting the product specification and economic requirements was central to participation.

How relevant is this notice?

Notice Information

Notice Title

Marine Grade UPS Upgrades

Notice Description

CalMac Ferries Ltd (CFL) is seeking to award a contract for the provision of 34 Marine Grade UPS units as a one-off purchase Agreement. The units must be rack mountable with a rack size not exceeding 3U. Full Specification can be found in the Tender documentation.

Lot Information

Lot 1

CalMac Ferries Ltd (CFL) is seeking to award a contract for the provision of 34 Marine Grade UPS units as a one-off purchase Agreement. The units must be rack mountable with a rack size not exceeding 3U, power rating 3000VA/3000W. Full Specification can be found in the Tender documentation.

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-r6ebe6-0000832808
Publication Source
Public Contracts Scotland
Latest Notice
https://www.publiccontractsscotland.gov.uk/search/show/search_view.aspx?ID=OCT565809
Current Stage
Award
All Stages
Tender, Award

Procurement Classification

Notice Type
PCS Notice - Website Contract Award Notice
Procurement Type
Standard
Procurement Category
Goods
Procurement Method
Open
Procurement Method Details
Open procedure
Tender Suitability
Not specified
Awardee Scale
SME

Common Procurement Vocabulary (CPV)

CPV Divisions

31 - Electrical machinery, apparatus, equipment and consumables; lighting


CPV Codes

31154000 - Uninterruptible power supplies

Notice Value(s)

Tender Value
£125,000 £100K-£500K
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
£143,573 £100K-£500K

Notice Dates

Publication Date
2 Oct 20265 days ago
Submission Deadline
13 Jul 2026Expired
Future Notice Date
Not specified
Award Date
Not specified
Contract Period
Not specified - Not specified
Recurrence
Not specified

Notice Status

Tender Status
Complete
Lots Status
Complete
Awards Status
Not Specified
Contracts Status
Active

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
CalMac Ferries Limited
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
GOUROCK
Postcode
PA19 1QP
Postcode Area
Paisley
Country
Scotland

Major Region (ITL 1)
TLM Scotland
Basic Region (ITL 2)
TLM3 West Central Scotland
Small Region (ITL 3)
TLM33 Inverclyde, East Renfrewshire, and Renfrewshire
Delivery Location
TLM8 West Central Scotland

Local Authority
Inverclyde
Electoral Ward
Inverclyde West
Westminster Constituency
Inverclyde and Renfrewshire West

Supplier Information

Number of Suppliers
1
Supplier Name

Softworx

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

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The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

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