Portalevel® MAX MARINE

The Maritime Ultrasonic Level Indicator, used to inspect liquid contents within marine fire suppression systems. The MAX Marine is for customers looking for high speed testing and where high intensity testing is expected.

8th Generation world-leading Ultrasonic Level Indicator for Marine Applications
P/N: 2290334-MAXMN
NSN: 6680-99-192-2735
IMPA MSG P/N: 652776

Simply click the below button for pricing & information from our sales team within 24 hours.

Enquire NowSend Price
Category: Tags: ,

The Portalevel® MAX MARINE is an ultrasonic liquid level indicator for any Marine Servicing companies used to testing liquid contents inside large volume of contents in fire suppression cylinders. It’s also

Test Your Marine Fire Suppression Systems

How can the Portalevel® MAX Marine help you? The Portalevel® MAX Marine is a marine unit designed for shipboard use and serving the shipping industry and offshore worldwide. The Portalevel® MAX Marine is ideal for testing more specialized agents onboard such as FM200® and NOVEC™ 1230.

  1. Test Quickly: For any vessel or servicing company having to deal with the common time pressures of having to measure very high numbers of onboard fire suppression cylinders, especially CO2, the Portalevel® MAX Marine provides the ideal tool. Often during annual certification, there is significant time pressure on completing the inspection of every cylinder accurately in order to ensure this critical piece of safety infrastructure is fit for purpose. To address this need, the Portalevel® MAX Marine has been designed to inspect cylinders incredibly fast. By reducing the time required to inspect each cylinder, crew members and Servicing companies alike can complete the task quickly and efficiently.
  2. Test Approved: The Portalevel® MAX Marine boasts ABS Type Approval, UL Approval and RINA Accepted
  3. Test Multi Banked Cylinders: The devices is supplied with the Multi-Banked Extension rods, allowing the operators to easily inspect 2, 3 or 4 rows of cylinders.
  4. Test a Wide Range of Verifiable Agents: Whilst CO2 is the most popular application, the Portalevel® MAX Marine is also capable of inspecting a variety of other clean agents such as FM200® and NOVEC™ 1230 as regularly found onboard more advanced modern vessels
  5. Safer Testing: This method also completely removes the need for weighing cylinders which is an incredibly time consuming and dangerous method which can often result in damage to the system during inspections.
  6. Comply with RegulationsIMO SOLAS & FSS Code Chapter – “Means shall be provided for the crew to safely check the quantity of the fire extinguishing medium in the containers.



Hands-Free Testing

The package comes with a slimline extension rod, just 12mm wide, which can slip between the cylinder banks and check the 2nd, 3rd or 4th rows of cylinders easily, without having to remove any tanks from the manifold. Check out our video that shows how the Portalevel® MAX works.





Use Portalevel® MAX Marines  perfect partner

The Portasteele® CALCULATOR provides the perfect companion to the Portalevel® MAX Marine Technology for those looking to convert liquid height to agent mass and export reports to customers.

Enquire above for pricing & information from our sales team within 24 hours.

Portalevel® MAX Case Study: Case Study: Food Processing Factory, Slovakia Chooses Portalevel® MAX Industrial

Portalevel® MAX Case Study: Case Study: Industrial Application Case Study: Portalevel® MAX INDUSTRIAL testing Ammonia in Aerospace Component Factory


1. Dry Sensor A standard sensor for all land based Portalevel units. The metal applicator is connected to the unit via 1 meter of ax cable and a BNC connector.

2. Portatherm An infrared thermometer comes as standard. Designed with portability in-mind, this device is intended for monitoring cylinders in warm climates.

3. Main Unit The main unit is protected a IP65 Enclosure and weighs just 500 grams. It has a LCD Numeric Display with LED Bar Graph and 4 touch button controls.

4. Ultrasonic Gel Ultrasonic Gel is a brilliant agent for increasing the surface contact of the Sensor. Coltraco sensors have also been designed to work with water .

5. Extension Rod (Optional) The Multi-Banked Extension rod comes as standard with the all Portalevel® MAX Marine models. It is designed for testing the rows of CO2 cylinders 3-4 deep


  • Height: 160 mm (6.29 inches)
  • Width: 82 mm (3.22 inches)
  • Depth: 30 mm (1.18 inches)
  • Weight: 300 grams (10.58 ounces)


+/-1.5mm (1/8 inch)

Verifiable Agents

CO2, FM-200™, NOVEC™1230, old Halons such as 1301 and 1211, FE-13™, FE-25™, FE-36™, HFC-225 & 2271


TX/RX Dry Sensor
  • 14 mm diameter head
  • Contained within a magnetized sensor applicator;
  • Connected by BNC connectors to 1 m length co-ax cable.
Mini Extension Rod Sensor
  • 1 meter in length
  • 12mm in diameter
  • Connected by bnC connectors to 1 m length co-ax cable.

Power Supply

1 x PP3 9V battery (battery life 10 hours)


portalevel max marine
Membrane control operated, LCD back-lit Display measuring 55 x 28 mm

Operating Temperature

-20°C to +70°C (68°F to 158°F)


  • Classification Society Approved- RINA
  • CE
  • ISO 9001 Registered
  • ABS Type Approved” & “ISO 14001 Registered Company


  • IP Rating 65
  • NATO Stock Number: 6680-99-275-5292


Main Unit: 3 Years Warranty Sensor: 1 Year Warranty Lifetime Customer Support

Package Contents

  • 1 Potalevel MAX unit
  • 1 Wet Sensor
  • 1 Mini 12mm Extension Rod
  • 1 Portatherm
  • Ultrasonic Gel
  • 1 Hard Wearing Carrying Case
  • Calibration certificate
Thank you for your interest in Portalevel® MAX MARINE Simply enter your name and email for your free instant brochure download.