Internal Gear Pump Market Size, Share & Trends Analysis 2031

The internal gear pump market size is projected to reach US$ 2.9 billion in 2024 and is expected to reach US$ 4.0 billion by 2031. The internal gear pump market is estimated to register a CAGR of 5.2% during 2025–2031.

Internal Gear Pump Market Analysis

With the ability to handle high-viscosity, shear-sensitive, and abrasive fluids while providing a smooth and steady flow (pulse-free), internal gear pumps are suitable for metering, lubrication, and dosage applications. Increased use of energy-efficient and low-maintenance designs, as well as the development of "smart" pumps that include monitoring capabilities with the Internet of Things (IoT) and modular designs, facilitates integration into automated production lines. The increasing levels of industrialization in the Asia Pacific, continued investment in infrastructure development, and rising interest in sustainability are enhancing the growth and innovation of this industry.

Internal Gear Pump Market Overview

Internal gear pumps represent a type of positive displacement pump, which utilizes an internal rotor with external teeth that interlock with an external rotor that has internal teeth. These pumps handle high-viscosity fluids as well as fluids that are under varied pressures while minimizing pulsation and maintaining high volumetric efficiency. They are produced by using precision manufacturing techniques that include material selection (steel or cast iron), computer numerical control (CNC) machining of the gears and the housing, assembly, and extensive test procedures, to ensure accurate, durable, and reliable performance. These pumps are widely used in fluid transfer applications and in chemical processing, oil & gas transfer, marine fuel handling, food and beverage viscous liquids (syrups/chocolate), petrochemicals (asphalt/bitumen), and are emerging uses in renewables (hydrogen/battery cooling).

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Internal Gear Pump Market: Strategic Insights

Internal Gear Pump Market Drivers and Opportunities

Market Drivers:

• Industrial Expansion in Oil, Gas, and Petrochemicals: With the increasing global demand for energy, different businesses such as oil companies, gas producers, refineries, LNG importers/exporters, and petrochemical manufacturers are increasingly using internal gear pumps in their upstream (exploration and production), midstream (transportation and storage of petroleum), and downstream (refining) operations.
• Rise of Food, Pharma, and Hygienic Processing: In recent years, there has been a significant increase in the market size of the sanitary Internal Gear Pump manufacturer industry because of the growth in the manufacturing and delivery of processed dairy, chocolate, edible oils, pharmaceuticals, biologics, biodiesel, and other biofuels products.
• Infrastructure and Marine Sector Investments: As more consumers begin to use and enjoy the benefits of fresh produce, sanitary internal gear pumps are utilized by ports, offshore oil and gas platforms (FPSOs), district heating systems (DH), renewable energy producers, tunnel boring machines, aviation fueling stations, and desalination plants.

Market Opportunities:

• Mergers & Acquisitions: Companies such as Ingersoll Rand, Atlas Copco, and Dover use acquisitions to build upon their internal gear pump capabilities as part of their global offerings to the oil and gas industry, the water sector, the chemical sector, and the life science sector.
• Emerging Applications in Renewables & EVs: Internal Gear Pumps are crucial to the development of Green Hydrogen, EV Battery Assembly, Carbon Capture, Biofuels, and Renewable Energy processes. Additionally, their precise and high-temperature designs, along with their ability to withstand corrosion, provide new opportunities that were previously unavailable.

Internal Gear Pump Market Report Segmentation Analysis

The internal gear pump market is divided into different segments to give a clearer view of how it works, its growth potential, and the latest trends. Below is the standard segmentation approach used in industry reports:

By Pressure:

• Up to 100 Bar: These internal gear pump products are suitable for low-pressure industrial/commercial/utilities, and for transferring fluids reliably, with smooth operation, self-priming features, and adaptability with lubricants, fuels, coolants, and food-grade liquids.
• 100 to 300 Bar: Medium-pressure (up to approximately 10,000PSI) internal gear pumps are used in manufacturing/chemical/hydraulic systems. They provide accurate flow control (metering) and rugged construction with enhanced sealing capability to provide reliable service under variable loads and moderate to high pressure conditions.
• Above 300 Bar: Medium-pressure (up to approximately 10,000PSI) internal gear pumps are used in manufacturing/chemical/hydraulic systems. They provide accurate flow control (metering) and rugged construction with enhanced sealing capability to provide efficient service under variable loads and moderate to high pressure conditions

By Industry:

• Food and Beverage
• Industrial and Material Handling Machines
• Chemical and Petrochemical
• Oil and Gas
• Automotive
• Water Treatment
• Aerospace
• Others

By Geography:

• North America
• Europe
• Asia Pacific
• South America
• Middle East & Africa

The regional trends and factors influencing the Internal Gear Pump Market throughout the forecast period have been thoroughly explained by the analysts at The Insight Partners. This section also discusses Internal Gear Pump Market segments and geography across North America, Europe, Asia Pacific, Middle East and Africa, and South and Central America.

Internal Gear Pump Market Report Scope

Internal Gear Pump Market Players Density: Understanding Its Impact on Business Dynamics

The Internal Gear Pump Market is growing rapidly, driven by increasing end-user demand due to factors such as evolving consumer preferences, technological advancements, and greater awareness of the product's benefits. As demand rises, businesses are expanding their offerings, innovating to meet consumer needs, and capitalizing on emerging trends, which further fuels market growth.

Internal Gear Pump Market Share Analysis by Geography

Due to the industry's higher demand for oil and gas, North America dominates in terms of volume. Europe continues to see steady growth based on regulations and compliance, while there's significant industrialization taking place within the Asia Pacific Region countries. The Middle East & Africa and South America offer developing opportunities in this market.

Below is a summary of market share and trends by region:

1. North America

• Market Share: Largest market—especially in the US—due to strong industrial growth and developments in oil and gas.
• Key Drivers:
  • Presence of key players in the region
  • High investment in R&D and advanced manufacturing
• Trends:  Growing adoption of energy-efficient, digital monitored gear pumps.

2. Europe

• Market Share: Holds a significant market share globally, supported by stringent regulations
• Key Drivers:
  • Stringent energy efficiency and emission standards
  • Modernization of the chemical and pharmaceutical sectors
• Trends:  Increased demand for high efficiency and low pulsating

3. Asia Pacific

• Market Share:  Fastest-growing regional market driven by rapid industrialization
• Key Drivers:
  • Expansion of the manufacturing industry
  • Modernization of the chemical, automotive, and process industries
• Trends:  Shift from basic pumping solutions to high-performance

4. Middle East and Africa

• Market Share: Emerging market driven by the oil & gas industry.
• Key Drivers:
  • Oil & gas, water treatment, and large-scale infrastructure projects
  • Government-led industrial diversification program

• Trends: Increased localization of pump manufacturing.

5. South America

• Market Share: A growing market largely supported by the growing manufacturing sector in Brazil and  Chile.
• Key Drivers:
  • Growth in mining, automotive, agriculture, and general manufacturing
  • Infrastructure and industrial modernization initiatives
• Trends:  Strategic partnership with global pump suppliers.

Internal Gear Pump Market Players Density: Understanding Its Impact on Business Dynamics

Medium Market Density and Competition

The competitive landscape is shaped by established players such as Bosch Rexroth AG, Danfoss AS, Bucher Hydraulics GmbH, and HYDAC International GmbH. Regional and niche players are also contributing across different regions.

This high level of competition urges companies to stand out by offering:

• Create energy-efficient designs with minimal losses through the use of low internal leakage and friction, in response to current sustainability and energy efficiency requirements.
• Utilize digital technology to enable internal gear pumps with integrated sensors that allow for condition monitoring in real time and predictive maintenance to increase uptime.
• Design internal gear pump products that are compact, modular, and skid-mounted. Allow for simplified integration into existing systems, ease of retrofit, and easy capacity expansion across industrial/hydraulic applications.

Opportunities and Strategic Moves

• Collaboration within the Ecosystem: Manufacturers are forming collaborative partnerships with automation vendors, industrial OEMs (original equipment manufacturers), and Industry 4.0/IoT (Internet of Things) platform providers to facilitate the integration of internal gear pumps into smart factories and digital control systems for production.
• Skidded Modular Systems: Manufacturers are producing skidded modular internal gear pump assemblies to simplify the implementation of internal gear pumps into industries, including food/beverage and pharmaceutical industries, and chemical and hydraulic applications.
• Digital Technologies and Smart Features: Advanced Internal Gear Pumps are manufactured today with built-in sensors and the ability to capture, store, and analyze real-time data as well as produce predictive maintenance capabilities, allowing users to maximize the utilization of their pump and improve reliability and uptime of their system.

Disclaimer: The companies listed above are not ranked in any particular order.

Other companies analyzed during the course of research:

1. Eaton Corporation plc
2. Viking Pump, Inc.
3. Daido Machinery Corporation  
4. HYDROMA, Ltd.

Internal Gear Pump Market News and Recent Developments

• Danfoss launched new products: Danfoss launched its new Shark Z17 gear pump, which brings better noise performance and greater durability for distributors and their customers. It brings a host of performance benefits following its development in the new Product Introduction (NPI) Center and testing at our Application Development Centers (ADCs).
• Bosch acquired HydraForce: Bosch Rexroth completed the acquisition of hydraulic specialist HydraForce. The acquisition of the Lincolnshire, Illinois (USA) based company was announced in July 2022.  It strengthens Bosch Rexroth's footprint in North America and expands its distribution network to provide customers with a wide range of compact hydraulics solutions on a global scale.

Internal Gear Pump Market Report Coverage and Deliverables

The "Internal Gear Pump Market Size and Forecast (2021–2031)" report provides a detailed analysis of the market covering below areas:

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• Detailed PEST and SWOT analysis
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• Industry landscape and competition analysis covering market concentration, heat map analysis, prominent players, and recent developments for the internal gear pump market
• Detailed company profiles