Official UK procurement notice
715409453 - Personal Location Transmitters (PLTs)
Authority: Submarine Delivery Agency (Central government)
What is being bought
Published requirement descriptionPersonal Location Transmitters (PLTs), formerly referred to as Personal Locator Beacons (PLBs), are man-overboard identification and location systems carried on all Royal Navy submarines. They play a critical role in increasing the likelihood of locating survivors following an escape or abandonment during a Distressed Submarine (DISSUB) scenario.
The Submarine Delivery Agency (SDA) has an operational requirement to procure PLTs. Under this contract, the SDA seeks to acquire 2,132 PLTs, with an option to purchase an additional 1,192 units during option years 4 and 5. The contract also includes a tasking mechanism that enables ad hoc procurement if required.
The Platform Equipment Delivery Team (PEDT) will conduct a competitive process to assess, select, and award a contract for the delivery of PLTs to meet this requirement.
CPV: Attack submarine nuclear fuelled · Submarines
The lotProcurement structure
single lot · value publishedLot #1AwardedRenewalPublished value£2,083,333
- Economic & financial standing
In order to access the Invitation to Tender(ITT), please log into the Defence Sourcing Portal, and access ITT via this link: contracts.mod.uk/esop/guest/go/opport… ↗
- Technical & professional ability
In order to access the Invitation to Tender(ITT), please log into the Defence Sourcing Portal, and access ITT via this link: contracts.mod.uk/esop/guest/go/opport… ↗
What it takes to wini
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
Evaluation split and conditions of participation as published; the tender pack may add morei
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
- Tender Cost: Cost is weighted is 30% as per the tender documentation
- Technical (non-cost): Technical (non-cost) is weighted is 70% as per the tender documentation
- Economic & financial standing
In order to access the Invitation to Tender(ITT), please log into the Defence Sourcing Portal, and access ITT via this link: contracts.mod.uk/esop/guest/go/opport… ↗
- Technical & professional ability
In order to access the Invitation to Tender(ITT), please log into the Defence Sourcing Portal, and access ITT via this link: contracts.mod.uk/esop/guest/go/opport… ↗
Procedure terms & legal framework
From the official record- Procedure method
- Open procedure
- Legal basis
- UKPGA · 2023/54 Procurement Act 2023
- Procurement category
- Goods
- Notice status
- Awarded
- Procurement threshold
- Above threshold (FTS publication)
- Regulatory regime
- Defence & security
- Commercial structure
- Stand-alone contract (no framework)
- Competition type
- Competitive procedure
- GPA / WTO covered
- Unspecified in notice
- Recurring procurement
- Unspecified in notice
- First published
- 30 Jul 2025, 16:24 BST
- Last source update
- 18 Sept 2026, 11:00 BST
- Award evaluation window
- Submission end – 24 Mar 2026
- Authority reference
715409453- FTS notice number
2025/S 000-080922- Latest notice
- Contract details notice (UK7)
- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-056979Find a Tender- Contract terms summary
All payments will be made through the Authority's Contracting, Purchasing & Finance (CP&F) system (Exostar) and will be in accordance with the contract. In order to access the Invitation to Tender (ITT), please log into the Defence Sourcing Portal, and access ITT via this link: contracts.mod.uk/esop/guest/go/opport… ↗
- Risks
In order to access the Invitation to Tender(ITT), please log into the Defence Sourcing Portal, and access ITT via this link: contracts.mod.uk/esop/guest/go/opport… ↗
How it was run
Official notice- Submission deadline
- 23 Jan 2026, 23:59 GMT
- Clarification deadline
- 23 Jan 2026, 23:59 GMT
- Submission channel
- Official e-sourcing portal
- Electronic submission
- Allowed
- Accepted languages
- en
In order to access the Invitation to Tender(ITT), please log into the Defence Sourcing Portal, and access ITT via this link: contracts.mod.uk/esop/guest/go/opport… ↗
Timeline
30 Jul 2025 → 18 Sept 2026 · 10 dates- Planning notice published30 Jul 2025, 16:24 BST
- Market engagement22 Aug 2025, 23:59 BST
Personal Location Transmitters (PLTs), previously known as Personal Locator Beacons (PLBs), are a man overboard identification and location system which are carried on all Royal Navy submarines providing improved likelihood of survivor location following escape or abandonment in the event of a Distressed Submarine (DISSUB) scenario.
The Submarine Delivery Agency (SDA) has a requirement to procure PLTs. Consequently, the Authority seeks to assess the commercial market’s capability to tender solutions that meet this future procurement need. This process will enable the Authority to plan activities effectively and may assist in shaping the future procurement strategy and defining the scope of the requirement.
For further details, please refer to the attached Request for Information (RFI) which is included as part of the Opportunity Listing on the Defence Sourcing Portal (DSP). The Authority welcomes responses to the questions outlined in Annex A. Organisations interested in providing information are invited to contact Martha Frankland at [email protected].
The RFI closure date is 22nd August 2025 at 23:59.
This RFI does not represent a contractual commitment of any kind at this time. Any work undergone as a result of this request is done so at your organisations risk. This RFI is not a commitment by the UK Ministry of Defence to place an order or a Tender in the future.
- Next notice expected334 days ago21 Nov 2025, 23:59 GMT
- Tender notice published317 days ago9 Dec 2025, 10:13 GMT
- Clarification questions by271 days ago23 Jan 2026, 23:59 GMT
- Submission deadline271 days ago23 Jan 2026, 23:59 GMT
- Contract starts212 days ago24 Mar 2026
- Award decision expected by211 days ago24 Mar 2026, 23:59 GMT
- Assessment summaries sent72 days ago11 Aug 2026, 00:00 BST
- Latest notice published34 days ago18 Sept 2026, 11:00 BST
Notice history
10 events · 5 releases on Find a Tender · since 30 Jul 2025- Pipeline notice published30 Jul 2025, 16:24 BSTUK1
- Preliminary market engagement notice published30 Jul 2025, 18:27 BSTUK2
- Tender notice published9 Dec 2025, 10:13 GMTUK4
- Published value updated to £2,083,3339 Dec 2025, 10:13 GMTwas £4,583,333
- Status changed to active9 Dec 2025, 10:13 GMT
- Deadline published: 23 Jan 2026, 23:59 GMT9 Dec 2025, 10:13 GMT
- Contract award notice published20 Aug 2026, 12:03 BSTUK6
- Status changed to complete20 Aug 2026, 12:03 BST
- Contract signature expected1 Sept 2026, 23:59 BSTscheduled
- Contract details notice published18 Sept 2026, 11:00 BSTUK7
Routine re-releases (5)
- 2025-07: 2 releases · 30 Jul 2025, 30 Jul 2025
Commercial outcome & contract awards
Published awards, contracts and bid statistics, not a forecast| Awarded to | Value | Date | Status |
|---|---|---|---|
| Marine Rescue Technologies Ltd1 Sept 2026 – 1 Sept 2029 · up to 1 Sept 2031Extensions: 2 Option Years included in the contract. · Options: 2 Option Years included in the contract. | £1,306,400 | 11 Aug 2026 | Awarded |
| Marine Rescue Technologies Ltd | £1,306,400 †same award published again · counted once | — | Awarded |
Contracts
Contract 2 · Marine Rescue Technologies Ltd
- Signed
- 10 Sept 2026
- Value
- £1,306,400
- Period
- 10 Sept 2026 – 9 Sept 2029 · up to 9 Sept 2031 with extensions
- Status
- active
- Extensions
- 2 Option Years included in the contract.
- Options
- 2 Option Years included in the contract.
3 agreed KPIs: On time delivery of PLTs · Reporting Timeliness · PLT Performance
- On time delivery of PLTs, The Contractor shall deliver PLTs in accordance with the Delivery Schedule which are capable of acceptance by the Authority.
- Reporting Timeliness, The Contractor shall deliver all required reporting documentation in accordance with agreed Timescales.
- PLT Performance, The Contractor shall monitor the return of PLTs due to defects.
Bid statistics published by the authority
| Bids | SME | VCSE | Valid bid range |
|---|---|---|---|
| 3final-stage tenders | 2 | 0 | — |
Contracting authority & participating public bodies
Bidders & participating suppliers
1 commercial party on the notice- Marine Rescue Technologies LtdAwarded supplier
Official documents & specifications (5)
Official links; attachments are not copiedNotices published for this procedure
- Contract details notice Contract details notice on Find a Tender
- Contract award notice Contract award notice on Find a Tender
- Tender notice Tender notice on Find a Tender
- Preliminary market engagement notice Preliminary market engagement notice on Find a Tender
- Pipeline notice Pipeline notice on Find a Tender