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Home / Equipment / Submarines / LR7

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LR7

Deep-submergence rescue vehicle

LR7 is a deep-submergence rescue vehicle. It was built by Forum Energy Technologies (FET). Reported operators include People's Liberation Army Navy.

Origin: Not reported
Manufacturer: Forum Energy Technologies (FET)

Length: 9.6m
Beam: 3.2m
Speed: 5.6km/hMaximum
Draught: 3.4m
Crew: 3

Specifications Scale Operators Methodology

Technical data

Specifications

12 fields · 1 source · retrieved 1 Oct 2026

Dimensions & mass

Displacement: 38 tons (full)¹
Length: 9.6 metres (31 ft)¹
Beam: 3.2 metres (10 ft)¹

True scale

Size in context

Length: 9.6 m
Person: 1.75 m

Sourced dimensions beside a 1.75 m human reference.

Draught

3.4 metres (11 ft)¹

Performance

Speed: 3 knots (5.6 km/h; 3.5 mph)¹
Capacity: 18 survivors¹
Crew: 3¹

Systems & armament

Installed power: Lead-acid batteries¹
Propulsion: 2 x electric motors (26.8 horsepower (20.0 kW)) 4 x tilting side thrusters (16 horsepower (12 kW))¹

Programme

Builders: Forum Energy Technologies (FET)¹
Preceded by: 35-ton deep-submergence rescue vehicle¹
Name: LR7¹

Sources & original excerpts1 reference

LR7 · Wikipedia revision 1370721576 ↗
Builders
Infobox · Builders
Forum Energy Technologies (FET)
Operators
Infobox · Operators
People's Liberation Army Navy
Preceded by
Infobox · Preceded by
35-ton deep-submergence rescue vehicle
In service
Infobox · In service
2009 - present
Name
Infobox · Name
LR7
Status
Infobox · Status
Active
Type
Infobox · Type
Deep-submergence rescue vehicle
Displacement
Infobox · Displacement
38 tons (full)
Length
Infobox · Length
9.6 metres (31 ft)
Beam
Infobox · Beam
3.2 metres (10 ft)
Draught
Infobox · Draught
3.4 metres (11 ft)
Installed power
Infobox · Installed power
Lead-acid batteries
Propulsion
Infobox · Propulsion
2 x electric motors (26.8 horsepower (20.0 kW)) 4 x tilting side thrusters (16 horsepower (12 kW))
Speed
Infobox · Speed
3 knots (5.6 km/h; 3.5 mph)
Capacity
Infobox · Capacity
18 survivors
Crew
Infobox · Crew
3

Reference text from Wikipedia contributors, used under CC BY-SA 4.0.

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Operator countries

1 countries documented

LR7 equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.

China

Additional operator references

People's Liberation Army Navy

Equipment reference ↗