Product · Undersea
REMUS UUV family
HII family of small to large UUVs (REMUS 130, 300, 620, 6000) used for mine countermeasures, ISR and survey.
by HII
- Milestones2
- Sources6
- Operators1
- Components—
HII family of small to large UUVs (REMUS 130, 300, 620, 6000) used for mine countermeasures, ISR and survey.
Timeline2
- Contract awardConfirmed
REMUS 300 selected as Navy's next-generation small UUV program of record
SourcesHII
- MilestoneConfirmed
First Lionfish (REMUS 300) vehicles delivered to U.S. Navy
HII delivered the first two Lionfish small uncrewed undersea vehicles, based on REMUS 300, under a program that could reach 200 vehicles.
SourcesHII (GlobeNewswire)
Solid entries are confirmed, outlined reported, dashed estimated or still to come; dotted italic entries are speculative. Dates show only the precision the sources give.
Technologies1
Supply chain inputs1
- Lithium-ion battery cells
Component
REMUS models are offered with lithium-ion battery packs (1.5-17.55 kWh).
HighConfirmed
Materials, components and capacity this product depends on. Open an input to see who produces it and the controls on it.
Cost to the government
- Contract unit priceEstimated£940KEstimate / observation: 2024-01-22 · 5 units · United Kingdom
UK MoD single-source notice (corrected 22 Jan 2024): contract value £4.7M to HII for five REMUS 300M (300m-capable) small AUVs for the Royal Navy; £4.7M / 5 = £940,000 per vehicle (may include ancillary equipment). Original notice had £7.8M for six.
- Contract unit priceEstimated$2.2MEstimate / observation: 2023-09 · Then-year $ · 9 units
US Navy Lionfish small UUV (REMUS 300 class) initial award announced late Sept 2023: $20M for nine SUUVs; $20M / 9 = $2.22M per vehicle (initial lot, likely includes support). Full contract up to 200 SUUVs and ~$347M (about $1.7M each if fully exercised).
Unit costs and contract unit prices for this product, and budget figures for the programs that buy it. Each figure states its dollar basis and links its source; contract values are under Programs & awards.
Operators1
- USUnited States
Sources6
- 1.
HII (GlobeNewswire) · Apr 7, 2025 · Supports: System milestone
“HII (NYSE: HII) announced the delivery of first two Lionfish small uncrewed undersea vehicles (SUUVs) to the U.S. Navy”
- 2.Government recordPurchase of REMUS 300M Autonomous Underwater Vehicles (F14 notice 2024/S 000-002069)
UK Ministry of Defence (Find a Tender) · Jan 22, 2024 · Supports: Cost · amount
“a contract with a value of £4.7m to Huntington Ingalls Industries (HII) for the purchase of five 300m-capable Small Autonomous Underwater Vehicles”
- 3.
HII · Mar 30, 2022 · Supports: System milestone
“HII (NYSE:HII) announced today its advanced unmanned underwater vehicle, REMUS 300, was selected as U.S. Navy’s next generation small UUV (SUUV) program of record.”
- 4.OtherREMUS (vehicle)
Wikipedia · Supports: System
“A US Navy derivative of this platform designated Mk 18 Mod 2 Kingfish was manufactured from 2012 to 2023.”
- 5.
HII · Supports: System, System · system input:lithium-ion-cells
“Supporting ISR and mine countermeasures, anti‑submarine warfare and electronic warfare, REMUS operates independently or alongside manned platforms”
- 6.
Inside Defense · Supports: Cost · amount
“has received a $20 million award to build nine small unmanned undersea vehicles for the Navy's Lionfish program”
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