Tender

Supply and Support for Single Use Air Purification Equipment-UK4

SUBMARINE DELIVERY AGENCY

This public procurement record has 5 releases in its history.

Tender

09 Oct 2025 at 13:46

PlanningUpdate

12 Aug 2025 at 08:55

PlanningUpdate

01 Aug 2025 at 10:06

Planning

29 Jul 2025 at 15:01

Planning

29 Jul 2025 at 14:44

Summary of the contracting process

The Submarine Delivery Agency, a public authority under the central government, is conducting a tender for the "Supply and Support for Single Use Air Purification Equipment-UK4." The aim is to supply and maintain air purification equipment for UK submarines, including necessary procurement activities, post-design services, and technical support. Located in Bristol, the Agency is accepting tenders through a competitive flexible procedure. Key deadlines for participation include a tender period ending on 17 November 2025 and an enquiry period ending on 6 November 2025. The total value of the contract is £22,138,825.83, with procurement focusing on safety and oxygenation equipment under the defence and security industry category.

This tender presents substantial growth opportunities for businesses specialising in defence-related manufacturing and technical services, particularly those already experienced in oxygenation and safety equipment. SMEs are encouraged to participate, and potential suppliers can benefit from a multi-year contract, extending potentially until 2031, including renewal options. Providers capable of meeting technical and economic criteria during the Conditions of Participation will have a competitive edge, especially if they are proficient in providing sustainable solutions within the defence security realm. The tender is accessible electronically, promoting a wide range of business engagements.

Find more tenders on our Open Data Platform.
How relevant is this notice?

D3 Tenders Premium

Win More Public Sector Contracts

AI-powered tender discovery, pipeline management, and market intelligence — everything you need to grow your public sector business.

Notice Title

Supply and Support for Single Use Air Purification Equipment-UK4

Notice Description

The scope of this contract is to Supply and Support Single Use Air Purification Equipment (SSSUAPE) to UK Submarines. This includes procurement activities, post design services and the provision of SQEP technical support. The equipments in scope of this contract as Master Equipment are: NSN: 3655-99-503-4575, Multi-Purpose Oxygen Generators (MPOG) MKll, NSN: 5340-99-371-1803, MPOG Keys, NSN: 3655-99-667-8543, MPOG Igniters, NSN: 6850-01-663-7330, LiOH Curtain (Encapsulated), NSN: 6850-01-543-3287, LiOH Curtain (Unencapsulated), NSN: 4240-01-627-3012, Lithium Hydroxide Power Cubes, NSN: 6850-99-510-1080, Moleculite 1, NSN: 6850-99-860-0173, Moleculite, NSN: 6810-99-217-4827, Carulite NSN: 6810-99-229-4313, Sofnolime.

Lot Information

Lot 1

Options: Addition of additional item (6850-99-220-1522) Mono Ethanol Amine to the In scope Master Equipment

Renewal: A one (1) Year Option Year is included within the scope of this contract extending the contract end date by one (1) year.

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-05684f
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/063782-2025
Current Stage
Tender
All Stages
Planning, Tender

Procurement Classification

Notice Type
UK4 - Tender Notice
Procurement Type
Standard
Procurement Category
Goods
Procurement Method
Open
Procurement Method Details
Competitive flexible procedure
Tender Suitability
SME
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

35 - Security, fire-fighting, police and defence equipment

42 - Industrial machinery


CPV Codes

35113000 - Safety equipment

42996600 - Oxygenation equipment

Notice Value(s)

Tender Value
£22,138,825 £10M-£100M
Lots Value
£22,138,825 £10M-£100M
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
9 Oct 20254 months ago
Submission Deadline
17 Nov 2025Expired
Future Notice Date
30 Sep 2025Expired
Award Date
Not specified
Contract Period
31 May 2026 - 31 May 2030 4-5 years
Recurrence
2030-05-31

Notice Status

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

Contracting Authority (Buyer)

Main Buyer
SUBMARINE DELIVERY AGENCY
Contact Name
Emilia Davies
Contact Email
emilia.davies134@mod.gov.uk
Contact Phone
03033817885

Buyer Location

Locality
BRISTOL
Postcode
BS34 8JH
Post Town
Bristol
Country
England

Major Region (ITL 1)
TLK South West (England)
Basic Region (ITL 2)
TLK5 West of England
Small Region (ITL 3)
TLK52 Bath & North East Somerset and South Gloucestershire
Delivery Location
Not specified

Local Authority
South Gloucestershire
Electoral Ward
Stoke Park & Cheswick
Westminster Constituency
Filton and Bradley Stoke

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

Download

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.

{
    "tag": [
        "compiled"
    ],
    "id": "ocds-h6vhtk-05684f-2025-10-09T14:46:06+01:00",
    "date": "2025-10-09T14:46:06+01:00",
    "ocid": "ocds-h6vhtk-05684f",
    "initiationType": "tender",
    "planning": {
        "documents": [
            {
                "id": "043961-2025",
                "documentType": "plannedProcurementNotice",
                "noticeType": "UK1",
                "description": "Pipeline notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/043961-2025",
                "datePublished": "2025-07-29T15:44:41+01:00",
                "format": "text/html"
            },
            {
                "id": "043973-2025",
                "documentType": "plannedProcurementNotice",
                "noticeType": "UK3",
                "description": "Planned procurement notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/043973-2025",
                "datePublished": "2025-07-29T16:01:23+01:00",
                "format": "text/html"
            },
            {
                "id": "045112-2025",
                "documentType": "plannedProcurementNotice",
                "noticeType": "UK3",
                "description": "Planned procurement notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/045112-2025",
                "datePublished": "2025-08-01T11:06:19+01:00",
                "format": "text/html"
            },
            {
                "id": "047865-2025",
                "documentType": "plannedProcurementNotice",
                "noticeType": "UK3",
                "description": "Planned procurement notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/047865-2025",
                "datePublished": "2025-08-12T09:55:11+01:00",
                "format": "text/html"
            }
        ],
        "noEngagementNoticeRationale": "Pipeline Notice and Planned Procurement Notice has been published, This requirement has developed from abandoned completion 703089450 PEDT/0025 Air Purification Equipment Support, focusing predominatly on the Master Equipment from Lot 2 of the original Tender."
    },
    "parties": [
        {
            "id": "GB-PPON-PBHX-4625-LVPD",
            "name": "Submarine Delivery Agency",
            "identifier": {
                "scheme": "GB-PPON",
                "id": "PBHX-4625-LVPD"
            },
            "address": {
                "streetAddress": "MOD Abbey Wood",
                "locality": "Bristol",
                "postalCode": "BS34 8JH",
                "country": "GB",
                "countryName": "United Kingdom",
                "region": "UKK12"
            },
            "contactPoint": {
                "name": "Emilia Davies",
                "email": "emilia.davies134@mod.gov.uk",
                "telephone": "03033817885"
            },
            "roles": [
                "buyer"
            ],
            "details": {
                "url": "https://www.gov.uk/government/organisations/submarine-delivery-agency",
                "classifications": [
                    {
                        "scheme": "UK_CA_TYPE",
                        "id": "publicAuthorityCentralGovernment",
                        "description": "Public authority - central government"
                    }
                ]
            }
        }
    ],
    "buyer": {
        "id": "GB-PPON-PBHX-4625-LVPD",
        "name": "Submarine Delivery Agency"
    },
    "tender": {
        "id": "713904450",
        "legalBasis": {
            "id": "2023/54",
            "scheme": "UKPGA",
            "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents"
        },
        "title": "Supply and Support for Single Use Air Purification Equipment-UK4",
        "description": "The scope of this contract is to Supply and Support Single Use Air Purification Equipment (SSSUAPE) to UK Submarines. This includes procurement activities, post design services and the provision of SQEP technical support. The equipments in scope of this contract as Master Equipment are: NSN: 3655-99-503-4575, Multi-Purpose Oxygen Generators (MPOG) MKll, NSN: 5340-99-371-1803, MPOG Keys, NSN: 3655-99-667-8543, MPOG Igniters, NSN: 6850-01-663-7330, LiOH Curtain (Encapsulated), NSN: 6850-01-543-3287, LiOH Curtain (Unencapsulated), NSN: 4240-01-627-3012, Lithium Hydroxide Power Cubes, NSN: 6850-99-510-1080, Moleculite 1, NSN: 6850-99-860-0173, Moleculite, NSN: 6810-99-217-4827, Carulite NSN: 6810-99-229-4313, Sofnolime.",
        "items": [
            {
                "id": "1",
                "additionalClassifications": [
                    {
                        "scheme": "CPV",
                        "id": "42996600",
                        "description": "Oxygenation equipment"
                    },
                    {
                        "scheme": "CPV",
                        "id": "35113000",
                        "description": "Safety equipment"
                    }
                ],
                "deliveryAddresses": [
                    {
                        "region": "UK",
                        "country": "GB",
                        "countryName": "United Kingdom"
                    },
                    {
                        "region": "UK",
                        "country": "GB",
                        "countryName": "United Kingdom"
                    },
                    {
                        "region": "UK",
                        "country": "GB",
                        "countryName": "United Kingdom"
                    },
                    {
                        "region": "UK",
                        "country": "GB",
                        "countryName": "United Kingdom"
                    },
                    {
                        "region": "UK",
                        "country": "GB",
                        "countryName": "United Kingdom"
                    }
                ],
                "relatedLot": "1"
            }
        ],
        "value": {
            "amountGross": 26566591,
            "amount": 22138825.83,
            "currency": "GBP"
        },
        "procurementMethodDetails": "Competitive flexible procedure",
        "mainProcurementCategory": "goods",
        "specialRegime": [
            "defenceSecurity"
        ],
        "aboveThreshold": true,
        "lots": [
            {
                "id": "1",
                "suitability": {
                    "sme": true
                },
                "contractPeriod": {
                    "startDate": "2026-06-01T00:00:00+01:00",
                    "endDate": "2030-05-31T23:59:59+01:00",
                    "maxExtentDate": "2031-05-31T23:59:59+01:00"
                },
                "hasRenewal": true,
                "status": "active",
                "value": {
                    "amountGross": 26566591,
                    "amount": 22138825.83,
                    "currency": "GBP"
                },
                "secondStage": {
                    "minimumCandidates": 2,
                    "maximumCandidates": 3
                },
                "selectionCriteria": {
                    "criteria": [
                        {
                            "type": "economic",
                            "description": "Full details are included in the Conditions of Participation Guide, which will be relased as part of this Tender Notice."
                        },
                        {
                            "type": "technical",
                            "description": "Full details are included in the Conditions of Participation Guide, which will be relased as part of this Tender Notice."
                        }
                    ]
                },
                "renewal": {
                    "description": "A one (1) Year Option Year is included within the scope of this contract extending the contract end date by one (1) year."
                },
                "hasOptions": true,
                "options": {
                    "description": "Addition of additional item (6850-99-220-1522) Mono Ethanol Amine to the In scope Master Equipment"
                },
                "awardCriteria": {
                    "weightingDescription": "Conditions of Participation Award Criteria will be a cxombination of either Pass/ Fail questions or scored question and this will be detailed with the Conditions of Participation Guidance and Instructions. Invitation to Tender Award Criteria with be Most Advantageous Tender (MAT) and this will be detailed within the Invitation to Tender Guidance and Instructions.",
                    "criteria": [
                        {
                            "type": "quality",
                            "name": "Pass/Fail",
                            "description": "Conditions of Participation Award Criteria will be Pass/ Fail and this will be detailed with the Conditions of Participation Guidance and Instructions."
                        },
                        {
                            "type": "quality",
                            "name": "Scored Questions",
                            "description": "Conditions of Participation Award Criteria for the Scored questions will be detailed with the Conditions of Participation Guidance and Instructions and all prospective providers must achieve a minimum score of 70 for each of the scored questions."
                        }
                    ]
                }
            }
        ],
        "communication": {
            "futureNoticeDate": "2025-09-30T23:59:59+01:00"
        },
        "status": "active",
        "procurementMethod": "open",
        "procedure": {
            "features": "This Tender will have a Conditions of Participation Stage and Invitation to Tender Stage, for the prospective Tenderers. For the Conditions of Participation, all Tenderers who wish to participate in this Tender are to follow the following link (https://contracts.mod.uk/go/853951920199C93638A6) to obtain access to the Conditions of Participation questions and Conditions of Participation Guidance and Instructions document. Following the Conditions of Participation Evaluation, detailed within the Award Criteria section of this notice, all successful prospective Tenderers will be invited to Invitation to Tender, and Contractual Documentation, Invitation to Tender Guidance and Instructions and Award Criteria will be shared with the successful prospective Tenderers at this stage. Any updates to the documentation will be shared will all prospective Tenderers at that stage, via DSP."
        },
        "submissionMethodDetails": "https://contracts.mod.uk/go/853951920199C93638A6",
        "submissionTerms": {
            "electronicSubmissionPolicy": "allowed",
            "languages": [
                "en"
            ]
        },
        "expressionOfInterestDeadline": "2025-10-29T12:00:00+00:00",
        "enquiryPeriod": {
            "endDate": "2025-11-06T17:00:00+00:00"
        },
        "awardPeriod": {
            "endDate": "2026-05-31T23:59:59+01:00"
        },
        "documents": [
            {
                "id": "future",
                "documentType": "biddingDocuments",
                "accessDetails": "All documentation will be released via DSP either as part of the Conditions of Participation or Invitation to Tender, for those Tenderers who satisfy the criteria to progress to the Invitation to Tender stage."
            },
            {
                "id": "conflictOfInterest",
                "documentType": "conflictOfInterest",
                "description": "Not published"
            },
            {
                "id": "063782-2025",
                "documentType": "tenderNotice",
                "noticeType": "UK4",
                "description": "Tender notice on Find a Tender",
                "url": "https://www.find-tender.service.gov.uk/Notice/063782-2025",
                "datePublished": "2025-10-09T14:46:06+01:00",
                "format": "text/html"
            }
        ],
        "tenderPeriod": {
            "endDate": "2025-11-17T17:00:00+00:00"
        },
        "hasRecurrence": true,
        "recurrence": {
            "dates": [
                {
                    "startDate": "2030-05-31T23:59:59+01:00"
                }
            ]
        }
    },
    "language": "en"
}