Krasny sets the standard for excellence in the provision of steel watertight (WT) doors and hatches, approved as an Original Equipment Manufacturer (OEM) by the Indian Headquarters Ministry of Defence (Navy) (IHQ MoD(N)). Our commitment to quality and compliance is evident in our supply of NCD-compliant products, ensuring the utmost safety and reliability for maritime applications.
Beyond WT doors and hatches, our expertise encompasses the production of Emergency Escape scuttles, manhole covers, hatch covers, as well as vertical and sloping ladders. We also offer a comprehensive range of non-watertight (NWT) doors to meet diverse operational requirements.
With a focus on precision engineering and stringent quality control measures, Krasny delivers products that exceed industry standards. Our dedication to innovation and customer satisfaction ensures that we remain at the forefront of marine equipment manufacturing, providing solutions that guarantee the safety and efficiency of maritime operations.
Krasny’s indigenously developed marine Sewage Treatment Plants (STPs) are engineered to withstand the rigorous demands of maritime environments while requiring minimal maintenance. Among our offerings, the Krasny Ecoklien marine STP stands out for its advanced electrolysis treatment capabilities, effectively disinfecting both black and grey water by generating sodium hydrochloride and mixed radicals.
The Krasny Ecoklien is designed to accommodate a diverse range of personnel capacities, catering to needs from individual units to larger groups exceeding 500 individuals. With individual unit capacities spanning from 1780 liters per day to 55400 liters per day, our STPs can be seamlessly integrated or combined to meet increased demands.
Moreover, the versatile design of the Krasny Ecoklien ensures adaptability for retrofitting existing vessels or incorporating into new builds. Customizable configurations allow for integration with varying space constraints and piping layouts within marine systems, ensuring optimal performance in any setting.
Krasny is at the forefront of innovation, constantly striving to adopt cutting-edge technologies and enhance our product offerings. In recent years, we have ventured into the realm of composite materials, leveraging our expertise to develop high-performance blowers, panels, screens, and stanchions.
Our commitment to excellence is evident in the successful development of composite structures and equipment tailored to meet diverse specifications. Notably, our composite blowers have undergone rigorous type testing for marine applications, receiving approval from ABS and earning recognition from IHQ MoD(N)/DNA for supply to Indian Navy ships.
In addition to our proven capabilities in composite blower technology, we excel in handling complex composite structures such as SONAR domes, lightweight bridges, and RADAR transparent/reflective screens. Our adeptness in this domain enables us to maintain existing structures and pioneer the development of innovative solutions for future challenges.
Moreover, the versatile design of the Krasny Ecoklien ensures adaptability for retrofitting existing vessels or incorporating into new builds. Customizable configurations allow for integration with varying space constraints and piping layouts within marine systems, ensuring optimal performance in any setting.
At Krasny, we specialize in providing top-quality modular accommodations, furniture, and accommodation ladders to meet the diverse needs of maritime operations. As authorized representatives of M/s Hock Seng Marine Engineering Pte Ltd. Singapore, we take pride in offering their renowned products in India, ensuring excellence in manufacturing, supply, installation, and commissioning.
Our partnership with M/s Hock Seng Marine Engineering Pte Ltd. enables us to deliver cutting-edge solutions tailored to the specific requirements of our clients. Whether it's modular accommodations for crew comfort, ergonomic furniture for efficient use of space, or safe and reliable accommodation ladders, we prioritize quality and reliability in every aspect of our offerings.
With a focus on customer satisfaction and adherence to international standards, Krasny is your trusted partner for all your modular accommodation and furniture needs in the maritime industry.
At Krasny, we excel in providing a comprehensive range of marine valves crafted from various materials to meet the stringent demands of maritime operations. Through our joint venture, M/s Krasny Subhadra Pvt Ltd, we proudly serve as manufacturers and suppliers of high-quality valves to esteemed public and private shipyards in India, including GRSE and L&T.
Our commitment to excellence and reliability ensures that our marine valves meet the exacting standards of the industry, guaranteeing optimal performance in diverse marine applications. From ball valves to gate valves, and from various materials like stainless steel to bronze, we offer a wide selection to cater to every requirement.
With a focus on innovation and customer satisfaction, Krasny is dedicated to providing superior products and services to support the efficient and safe operation of vessels in the maritime sector.
At Krasny, we are proud to offer a comprehensive range of fixed and portable firefighting systems in collaboration with our joint venture partner, M/s Vimal Fire Krasny Defence Technology Ltd. As producers and suppliers, we specialize in delivering high-quality portable and fixed firefighting appliances tailored to meet the specific needs of our clients.
Our product portfolio encompasses a wide array of firefighting systems, including CO2, FM 200, and Inergen-based products, designed to combat fires effectively and efficiently. Additionally, we provide a complete range of portable firefighting appliances and protective equipment to ensure comprehensive fire safety solutions.
With a commitment to innovation and reliability, Krasny remains dedicated to supporting the safety and security of maritime operations and beyond. Our expertise in firefighting systems ensures that our clients receive top-of-the-line products backed by industry-leading support and service.
Remote Sensing Units (RSUs) developed by Krasny Defence Technology Ltd (KDTL) represent a transformative leap in submarine monitoring and control systems. These state-of-the-art units are meticulously engineered to deliver unparalleled performance and reliability in the most demanding maritime environments.
Equipped with advanced features such as precise voltage, electrolyte level, and temperature measurement capabilities, our RSUs play a pivotal role in ensuring optimal performance and safety of submarine power systems. Through the integration of hermetic seals and cutting-edge optical fiber technology, our indigenous RSUs are fortified against acid vapor ingress, ensuring long-term operational integrity.
Furthermore, our RSUs undergo rigorous testing and have achieved ATEX compliance certification, demonstrating their suitability for operation in potentially explosive environments. Field-tested and proven seaworthy, our RSUs provide the Indian Navy with a trusted and dependable solution tailored to their specific needs, thereby enhancing the efficiency and longevity of their submarine fleet.
Krasny Defence Technology Ltd continues to push the boundaries of innovation, setting new standards for excellence in maritime technology and reinforcing our commitment to delivering superior solutions for naval operations.
Introducing our latest innovation, the RSU Calibrator, a groundbreaking solution tailored to uphold the precision and dependability of Remote Sensing Units (RSUs) aboard Kalvari Class Submarines. Designed with meticulous attention to detail and custom-built to meet the exacting standards of end-users, our calibrator ensures the seamless calibration of voltage levels, temperature parameters, and RSU IDs.
Distinguished by its standalone operation, ruggedized design, and extended battery life, our calibrator guarantees uninterrupted field use, eliminating the need for external devices. The intuitive user interface and integrated memory for data storage streamline operations, while the convenient export feature allows for easy retrieval of calibration data in CSV format via USB drive, facilitating comprehensive data management.
With the deployment of our RSU Calibrator, the Indian Navy gains access to an efficient and precise calibration solution, minimizing downtime and optimizing the performance of RSUs across the submarine fleet. Krasny remains committed to advancing maritime technology, delivering solutions that enhance operational efficiency and reliability in naval operations.
Krasny Defence Technologies Limited delivers high-reliability AC–DC Converters designed specifically for naval, marine, and defence-grade applications. Our converters ensure stable and efficient power conversion from shipborne AC supply systems to regulated DC outputs required by mission-critical equipment. Built to operate in demanding maritime environments, they provide consistent performance under vibration, temperature fluctuations, humidity, and electrical disturbances commonly experienced onboard vessels.
Our AC–DC converter solutions feature high efficiency, low ripple output, and robust protection mechanisms including over-voltage, over-current, short-circuit, and thermal safeguards. This ensures uninterrupted power for navigation systems, communication suites, weapon control systems, control panels, and auxiliary equipment. Every unit is engineered for long service life, reduced maintenance, and operational reliability.
With decades of expertise supporting the Indian Navy and Coast Guard platforms, KDTL designs and supplies converters that meet naval standards and shipboard power requirements. Custom configurations, multiple output options, and integration support are available to match legacy and modern systems onboard various classes of ships and submarines.
Krasny continues to strengthen India’s self-reliance in defence technology by offering indigenously developed power conversion solutions, backed by veteran engineering expertise and proven industrial capability. Our AC–DC converters reflect our commitment to quality, performance, and timely delivery for maritime defence applications.
Krasny Defence Technologies Limited offers high-performance Static Frequency Converters. engineered to support the unique power requirements of naval and marine platforms. These systems convert shipboard or shore-based electrical supply to a stable and precise output frequency, ensuring seamless operation of sensitive onboard equipment. Designed for mission-critical applications, our converters deliver reliable power compatibility across diverse vessel power systems and dockside environments.
Our Static Frequency Converters provide precise frequency regulation, high efficiency, and low harmonic distortion, making them ideal for powering navigation systems, communication suites, radar units, weapon control systems, and aircraft support equipment during maintenance. Advanced protection features safeguard connected equipment against voltage fluctuations, overloads, short circuits, and environmental disturbances commonly experienced in maritime conditions.
Built to withstand vibration, humidity, salt-laden atmospheres, and temperature variations, KDTL converters ensure long-term reliability and reduced maintenance. With modular designs, multiple power ratings, and customization options, we support integration with both legacy and modern naval platforms, enhancing operational readiness and system compatibility.
By delivering indigenously developed frequency conversion solutions, Krasny contributes to strengthening India’s self-reliance in defence power systems. Our proven engineering expertise, timely execution, and commitment to quality make us a trusted partner for the Indian Navy, Coast Guard, and marine defence ecosystem.
Krasny Defence Technologies Limited provides advanced Marine Growth Prevention Systems (MGPS) designed to protect seawater cooling circuits and piping systems on naval and marine platforms. Our MGPS solutions prevent the formation of marine organisms such as barnacles, mussels, algae, and biofouling within seawater lines, condensers, heat exchangers, and cooling equipment—ensuring uninterrupted performance and extended equipment life.
Using proven electrolytic anti-fouling technology, our systems continuously release controlled levels of copper and aluminum ions that prevent marine growth and corrosion inside seawater systems. This results in improved heat transfer efficiency, reduced maintenance requirements, and enhanced operational readiness of critical onboard machinery including propulsion systems, HVAC units, refrigeration plants, and auxiliary equipment.
Engineered for harsh maritime environments, KDTL MGPS units are built to withstand vibration, temperature variations, and corrosive seawater exposure typically encountered on naval vessels. The system offers reliable operation with minimal intervention, making it highly suitable for long deployments and mission-critical applications where system failure is not an option.
By offering indigenously developed MGPS solutions, Krasny supports the Indian Navy and Coast Guard in reducing downtime, maintenance costs, and dependency on external servicing. Our expertise in marine engineering and lifecycle support ensures seamless integration, long service life, and dependable performance across various classes of ships and coastal installations.
Out on the ocean, clarity isn’t just comfort — it’s control. Every window on a ship is more than glass; it’s the vessel’s eye, standing between vision and vulnerability.
Krasny’s Marine Windows and Wiper Systems are crafted to deliver uncompromising visibility through the toughest maritime conditions. Designed with precision and tested against rain, spray, and salt-laden winds, our systems ensure clear sight when it matters most. From tempered safety heated glass and corrosion-resistant frames to high-torque wipers with adjustable speeds, every component reflects one belief — clarity must never fail.
Whether on the navigation bridge or in the control room, Krasny keeps your vision sharp and your command sure. Because at sea, seeing clearly means sailing safely.
Beneath the surface, where seawater silently attacks steel, corrosion never sleeps. That’s where Krasny’s ICCP System takes command — providing intelligent, continuous protection that keeps your vessel stronger for longer.
Engineered for today’s demanding marine operations, our ICCP systems offer automated corrosion control for hulls, rudders, and sea chests. With real-time potential monitoring, self-regulating power units, and high-efficiency anodes, the system adapts seamlessly to every sea condition.
Each unit is indigenously developed and manufactured by Krasny in collaboration Krasny-Keltron Joint Venture, based on the design of National Materials Research Laboratory(NMRL), it meets international classification standards.
Built tough, tested deep — Krasny ICCP ensures longer hull life, reduced maintenance, and greater fuel efficiency. When you sail with Krasny, corrosion isn’t a threat — it’s already handled.
In the eternal battle between seawater and steel, the first line of defence is built with precision. Krasny Anodes stand guard beneath the waves, ensuring your vessel’s strength, longevity, and reliability.
Available in Zinc, Copper, Aluminium alloy, Lead Alloy and Platinum-Titanium (Pt-Ti) variants, Krasny Anodes are engineered to deliver reliable and long-lasting cathodic protection for both naval and commercial vessels. Designed through advanced metallurgical expertise in collaboration with our business partner, each anode ensures uniform current distribution for efficient and consistent protection.
With high conductivity and superior corrosion resistance, Krasny Anodes are well suited for:
Tested, certified, and trusted, Krasny Anodes are built not just to perform — but to endure in India’s toughest marine conditions.
Below the hull, where visibility fades and corrosion begins, accuracy becomes survival. Krasny Reference Electrodes are the unseen sentinels of your ICCP system — continuously sensing, analysing, and protecting.
Crafted with high-purity silver/silver chloride (Ag/AgCl) elements, they ensure stable, drift-free performance across temperature and salinity variations. Designed for long-term accuracy in collaboration with our business partner, each electrode keeps your system tuned to real data, not assumptions.
Rigorously tested and built to meet international and naval standards, Krasny Reference Electrodes deliver confidence where it counts most — beneath the surface. Because what you can’t see, we protect.
Supporting India’s growing manufacturing and electroplating industries, Krasny also offers high-purity Silver, Copper, Nickel, and other specialised anodes for electroplating applications.
Manufactured under strict quality standards, our electroplating anodes ensure:
Ideal for automotive, electrical, hardware, and engineering sectors, Krasny electroplating anodes enhance efficiency, reduce operational downtime, and maintain high-quality output.
From protecting vessels along India’s vast coastline to enabling precision finishes in modern plating facilities, Krasny Anodes deliver strength, reliability, and performance — proudly supporting India’s industrial growth.
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