Displaying 10 out of 37 suppliers
Marine Equipment
Verification
Supplier specification
Class approved
Gas Detection Systems Suppliers
Gas leaks and unsafe atmospheres are a known risk on board. If they are not detected early, they can lead to unplanned stoppages, cargo delays, equipment damage or even serious injury. Fixed and portable gas detection form an important layer in preventing these situations. For shipowners, managers and shipyards, the priority is to work with gas detection systems suppliers who can deliver reliable, marine-approved solutions that match the vessel’s spaces and operating profile.
Gas Detection Systems Overview and Key Requirements
Most ships use a mix of fixed and portable gas detection.
Fixed systems are installed permanently in high-risk areas - machinery spaces, fuel treatment rooms, pump rooms, car decks, gas-fuelled engine spaces, battery rooms or refrigerant machinery rooms. Detector heads feed signals back to a central panel or safety PLC, which triggers alarms and, in some cases, automatic actions such as fuel shut-off or ventilation changes.
Portable detectors are used by crew for enclosed-space entry, hot-work permits and local leak checks. Multi-gas units typically measure oxygen, flammable gas (as %LEL) and common toxics such as CO and H₂S, with clear visual, audible and vibration alarms.
Across both types, the main requirements are:
- Coverage of the right gases. The system must detect the gases actually present on board - for example hydrocarbons and VOCs on tankers, refrigerants in machinery rooms, or methane on gas-fuelled ships - with appropriate measurement ranges and alarm points.
- Suitable technologies. Gas detection systems manufacturers use catalytic, infrared and electrochemical sensors depending on the gas, location and whether spaces can be inerted. Choice of technology affects accuracy, response time and maintenance.
- Correct placement and approvals. Detector heads must be positioned with gas density, ventilation and ignition sources in mind, and equipment should carry relevant marine and hazardous area approvals where required.
- Calibration and sensor life. Sensors need regular tests and calibration with the correct span gas, plus planned replacement at end of life. Clear procedures in the vessel’s SMS, supported by good documentation from the supplier, are essential.
Well-designed systems treat gas detection as part of a wider safety chain, integrated with fire detection, automation and emergency shutdown.
Protecting Vessel, Cargo, and Crew with Records Marine
On this page, Records Marine helps technical teams connect with gas detection systems distributors who understand marine conditions and class expectations. You can filter companies and then review their profiles and service capabilities before opening direct discussions.
When you review potential partners, it is helpful to look at:
- System scope and vessel experience - whether they supply both fixed and portable equipment, and whether they have references for ships similar to yours (cargo, tanker, gas carrier, offshore, passenger).
- Integration and support - ability to interface with your existing alarm, automation and shutdown systems, and to provide commissioning, calibration support and crew training.
- Spare parts and lifecycle service - availability of sensors, controllers and calibration equipment over the expected life of the installation, plus clear procedures and documentation.
Used in this way, Records Marine becomes a practical tool for building a focused shortlist of gas detection systems companies who can help protect the vessel, its cargo and its crew through modern gas monitoring across all critical spaces.

Year Founded: 2004
Verified
CATEGORIES:
Gas Detection Systems
Air Compressors
Engines (2-Stroke)
Engines (4-Stroke)
15 PPM Monitoring Equipment
AIS (Automatic Identification Systems)
AMS (Alarm Monitoring Systems)
ARPA (Automatic Radar Plotting Aids)
AUS (Automatic Unloading Systems)
Accommodation Ladder Davits
Accommodation Ladders & Gangways
Air Driven Motors
Air Horns
Air Reservoirs
Air Starters
(150)
CLASS APPROVED:
ClassNK
BV

Year Founded: 2018
RM verified
CATEGORIES:
Gas Detection Systems
15 PPM Monitoring Equipment
Accommodation Ladder Davits
Accommodation Ladders & Gangways
Air Compressors
Air Driven Motors
Air Horns
Air Reservoirs
Air Starters
AIS (Automatic Identification Systems)
Alpha Lubrication Systems
AMS (Alarm Monitoring Systems)
Anemometers
Anti-Heeling Systems
ARPA (Automatic Radar Plotting Aids)
AUS (Automatic Unloading Systems)
Automation Control Equipment & Control Units
Autopilot
BackWash Filters
BNWAS (Bridge Navigational Watch Alarm Systems)
(151)
Year Founded: 2002
RM verified
CATEGORIES:
Gas Detection Systems
Accommodation Ladders & Gangways
Air Compressors
Air Driven Motors
Alpha Lubrication Systems
Automation Control Equipment & Control Units
BackWash Filters
Boat Engines
BWTS (Ballast Water Treatment Systems)
Centrifugal Pumps
(26)
BRAND:
DANFOSS
ABB
CLASS APPROVED:
ABS
ClassNK
CCS
BV
LR
(1)

Year Founded: 2018
CATEGORIES:
Gas Detection Systems
15 PPM Monitoring Equipment
AIS (Automatic Identification Systems)
AMS (Alarm Monitoring Systems)
ARPA (Automatic Radar Plotting Aids)
AUS (Automatic Unloading Systems)
Accommodation Ladder Davits
Accommodation Ladders & Gangways
Air Compressors
Air Driven Motors
(67)
CLASS APPROVED:
ABS
ClassNK
CCS
BV
WAREHOUSES:
China
CATEGORIES:
Gas Detection Systems
Engines (2-Stroke)
Engines (4-Stroke)
Exhaust Gas Boilers
Exhaust Gas Turbochargers
Filtration Systems
Fire Tube Boilers
Galley Equipment
Lubricating & Greasing Equipment
AIS (Automatic Identification Systems)
(2)
CLASS APPROVED:
ABS
RINA
RMRS
ClassNK
CCS
(15)
WAREHOUSES:
Turkey
Åland Islands
Canada
Switzerland
China (103)
Year Founded: 2023
CATEGORIES:
Gas Detection Systems
Air Horns
Air Starters
Communication Equipment
Electrical Horns
Gas Sampling Systems
Gear Shafting Systems
Governors
Hydraulic Pumps
Hydraulic Winch & Windlass
Hydraulic Operation Equipment
Hydraulic Stations For Pressure Test
Inert Gas Generators
Inert Gas Systems
Lighting Equipment
(14)
WAREHOUSES:
Turkey

Year Founded: 2009
CATEGORIES:
Gas Detection Systems
15 PPM Monitoring Equipment
AIS (Automatic Identification Systems)
AMS (Alarm Monitoring Systems)
ARPA (Automatic Radar Plotting Aids)
AUS (Automatic Unloading Systems)
Accommodation Ladder Davits
Accommodation Ladders & Gangways
Air Compressors
Air Driven Motors
Air Horns
Air Reservoirs
Air Starters
Alpha Lubrication Systems
Anemometers
(160)
WAREHOUSES:
Bangladesh

Year Founded: 2024
CATEGORIES:
Gas Detection Systems
15 PPM Monitoring Equipment
AIS (Automatic Identification Systems)
AMS (Alarm Monitoring Systems)
ARPA (Automatic Radar Plotting Aids)
AUS (Automatic Unloading Systems)
Accommodation Ladder Davits
Accommodation Ladders & Gangways
Air Compressors
Air Driven Motors
Air Horns
Air Reservoirs
Air Starters
Alpha Lubrication Systems
Anemometers
(159)
WAREHOUSES:
Bangladesh

Year Founded: 2010
CATEGORIES:
Gas Detection Systems
AMS (Alarm Monitoring Systems)
ARPA (Automatic Radar Plotting Aids)
Accommodation Ladder Davits
Air Compressors
Air Driven Motors
Air Starters
Air Horns
Automation Control Equipment & Control Units
Autopilot
BNWAS (Bridge Navigational Watch Alarm Systems)
BWTS (Ballast Water Treatment Systems)
Boat Engines
Boiler Automation Equipment
CPP Systems (Controllable Pitch Propeller)
(100)
WAREHOUSES:
India

Year Founded: 2010
CATEGORIES:
Gas Detection Systems
15 PPM Monitoring Equipment
AIS (Automatic Identification Systems)
AMS (Alarm Monitoring Systems)
Automation Control Equipment & Control Units
Autopilot
BNWAS (Bridge Navigational Watch Alarm Systems)
Boiler Automation Equipment
Boiler Forced Draft Fans
Communication Equipment
(43)
BRAND:
DONJUN
DANFOSS
CONSILIUM
ABB
WAREHOUSES:
Bangladesh
