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DST P40M titanium corrosion-resistant pressure transmitter for marine applications

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DST P40M titanium pressure transmitter

The DST P40M is a market-leading pressure transmitter with all the required marine approvals, designed to withstand harsh, corrosive marine environments such as ballast water treatment, desalination systems, seawater cooling, exhaust gas treatment, and wastewater processing.

State-of-the-art, weldless titanium housing provides exceptional resistance to corrosion in harsh environments.

The pressure element consists of ceramic ensuring protection against aggressive media. This combination of titanium and ceramic provides the best-in-market protection from a broad range of acids, alkalis, and aggressive pollutants.

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Features and benefits

  • Enclosure Titanium grade 2

  • Temperature-compensated

  • Foolproof electrical assembly thanks to reverse polarity protection.

  • Pressure gauge (relative)

  • Improved accuracy with high linearity and low hysteresis value.

  • Best-in-Market Quality

    • Titanium housing and ceramic AL203 96% pressure element ensure best-in-market corrosion resistance.

  • Innovation

    • Robust weldless titanium construction ensures optimum structural integrity.

  • Partnership + Application Expertise

    • 40+ years of market experience means Danfoss is a reliable partner, providing application-driven solutions and expert support around-the-clock.

Approvals

  • Marine Approvals

    • China Classification Society (CCS) (Pending)
    • Korean Register (KR)
    • Nippon Kaiji Kyokai General Incorporated Foundation (NK, ClassNK)
    • DNV-GL EU RO Mutual Recognition Type Approval Certificate

  • ROHS compliance

Documents

Documents
Type Name Approval authority Language Valid for Download Expiration date File type
Installation guide Pressure transmitters DST P40I / DST P 40M Danish; German; English; French Multiple 143.3 KB .pdf

Approvals

Approvals
Type Name Approval authority Language Valid for Download Expiration date File type
EU-UK Declaration Danfoss EU-UK 078R0006.04 English Multiple 1.4 MB 31 Aug, 2027 .pdf
Marine Certificate DNV MRA000003B Rev.1 English Multiple 212.8 KB 19 Apr, 2026 .pdf
Marine Certificate KR DNL34014-AE005 English Multiple 326.1 KB 29 Mar, 2031 .pdf
Marine Certificate NKK TA21093M English Multiple 991.3 KB 14 Mar, 2026 .pdf

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Due to high energy efficiency and reliability, Sea Water Reverse Osmosis (SWRO) is one of the most sustainable and cost-effective solutions for converting seawater to potable freshwater. Danfoss is committed to supporting the desalination industry with energy-efficient SWRO solutions.

Wastewater treatment

By reducing energy consumption and optimizing energy production from wastewater treatment, we can fuel the entire water cycle for urban municipalities. In industrial wastewater treatment, Danfoss solutions ensure the sustainability of zero liquid discharge (ZLD) processes.