Liquid Ring Vacuum Pumps Market Report 2026

Liquid Ring Vacuum Pumps Market Overview

• Liquid Ring Vacuum Pumps market size has reached to $2.56 billion in 2025 • Expected to grow to $3.79 billion in 2030 at a compound annual growth rate (CAGR) of 8.1% • Growth Driver: Surging Investment In Oil And Gas Industry Ignites Liquid Ring Vacuum Pump Market Growth • Market Trend: Product Innovation In Intelligent Liquid Ring Vacuum Pump Systems • Asia-Pacific was the largest region and fastest growing region.

What Is Covered Under Liquid Ring Vacuum Pumps Market?

Liquid ring vacuum pumps are rotating positive displacement machines that provide process vacuum in several industrial applications for handling dirty and potentially dangerous gas streams. The liquid ring vacuum pump are used in chemical process industries, particularly for the needs of solvent recovery, vacuum filtration, and vapour recovery. These liquid ring vacuum pumps are extensively used in bioethanol during distillation and rectification. The main liquid ring vacuum pump stages include single and multiples. The single-stage liquid ring vacuum pumps have one pair of rotors, cylinders, and sliding blades and produce a vacuum of 50 torrs, assuming air is being pumped and the seal-liquid water at 30 °C (85F) or less. The different liquid ring vacuum pump materials include cast iron, stainless steel, and other materials. The different liquid ring vacuum pump capacities include 500 cfm, 500 cfm-1500 cfm, and >1500 cfm, for different end users such as chemical processing, oil and gas, power, paper and pulp, and general process industries.

What Is The Liquid Ring Vacuum Pumps Market Growth Forecast?

The liquid ring vacuum pumps market size is expected to see strong growth in the next few years. It will grow to $3.79 billion in 2030 at a compound annual growth rate (CAGR) of 8.1%. The growth in the forecast period can be attributed to process efficiency optimization, investments in energy-efficient pumps, growth in bio-based chemicals, demand for low-maintenance vacuum systems, industrial capacity expansion. Major trends in the forecast period include growing use in chemical processing, expansion of bioethanol production, demand for reliable vacuum systems, focus on energy-efficient pump designs, adoption in solvent recovery.

Tariff Impact On Liquid Ring Vacuum Pumps Market

Tariffs are significantly impacting the liquid ring vacuum pumps market by increasing the cost of imported castings, stainless steel components, mechanical seals, and precision machining equipment. Chemical, oil and gas, and power industries in North America and Europe are particularly affected due to dependence on imported pump assemblies, while Asia-Pacific exporters face pricing pressure. These tariffs are increasing capital costs and extending procurement timelines. However, they are also encouraging domestic pump manufacturing, regional sourcing of materials, and innovation in durable and energy-efficient liquid ring vacuum pump designs.

Global Liquid Ring Vacuum Pumps Market Segmentation

1) By Stage: Single, Multiple 2) By Material: Cast Iron, Stainless Steel, Other Materials 3) By Capacity: < 500 cfm, 500 cfm- 1500 cfm, > 1500 cfm 4) By End Use: Chemical Processing, Oil And Gas, Power, Paper And Pulp, General Process Industries Subsegments: 1) By Single Stage: Standard Single-Stage Liquid Ring Vacuum Pumps, Custom Single-Stage Designs 2) By Multiple Stage: Two-Stage Liquid Ring Vacuum Pumps, Multi-Stage Liquid Ring Vacuum Systems

What Is The Driver Of The Liquid Ring Vacuum Pumps Market?

Rising investment in the oil and gas sectors is expected to propel the growth of liquid ring vacuum pumps. Investments in the oil and gas sector have increased, especially in the downstream sector, which drives the demand for liquid ring vacuum pumps. The vacuum pumps in the oil and gas sector are used for processes that include filling, filtration, cooling, crystallizing, distillation, deaeration of caustic solutions, solvent recovery, and many more. For instance, in June 2024, according to the International Energy Forum (IEF), a Saudi Arabia-based intergovernmental energy organization, Oil and gas upstream capital spending increased by $63 billion in 2023 and is projected to climb by an additional $26 billion in 2024, taking total investment above $600 billion for the first time in ten years. Therefore, the rising investments in the oil and gas sector are driving the growth of the liquid ring vacuum pumps industry.

What Is The Driver Of The Liquid Ring Vacuum Pumps Market?

Rising investment in the oil and gas sectors is expected to propel the growth of liquid ring vacuum pumps. Investments in the oil and gas sector have increased, especially in the downstream sector, which drives the demand for liquid ring vacuum pumps. The vacuum pumps in the oil and gas sector are used for processes that include filling, filtration, cooling, crystallizing, distillation, deaeration of caustic solutions, solvent recovery, and many more. For instance, in June 2024, according to the International Energy Forum (IEF), a Saudi Arabia-based intergovernmental energy organization, Oil and gas upstream capital spending increased by $63 billion in 2023 and is projected to climb by an additional $26 billion in 2024, taking total investment above $600 billion for the first time in ten years. Therefore, the rising investments in the oil and gas sector are driving the growth of the liquid ring vacuum pumps industry.

Global Liquid Ring Vacuum Pumps Market Trends and Insights

Major companies operating in the liquid ring vacuum pump market are focusing on developing innovative solutions, such as intelligent liquid ring vacuum pump systems, to meet the rising demand for high-efficiency, low-maintenance, and energy-optimized vacuum generation across industrial applications. Intelligent liquid ring vacuum pumps integrate advanced controls, corrosion-resistant designs, and automated performance management to deliver superior reliability compared to traditional fixed-speed alternatives. For instance, in January 2025, Atlas Copco, a Sweden-based industrial equipment manufacturer, launched the LRP 700-1000 VSD+ range, an advanced line of intelligent liquid ring vacuum pumps. These pumps feature variable speed drive (VSD) technology that precisely adjusts motor speed to match process demand, maximizing energy efficiency. The system includes a compact, fully integrated plug-and-play design, smart connectivity for real-time performance monitoring, and enhanced moisture-handling capability for wet and challenging operating environments. The LRP 700-1000 VSD+ range delivers stable vacuum performance, reduced operational costs, and improved sustainability for applications across chemicals, food processing, pharmaceuticals, and general manufacturing.

What Are Latest Mergers And Acquisitions In The Liquid Ring Vacuum Pumps Market?

In April 2023, Atlas Copco, a Sweden-based provider of industrial vacuum solutions, compressors, and air treatment systems, acquired Shandong Bozhong Vacuum Technology Co., Ltd. for an undisclosed amount. With this acquisition, Atlas Copco aimed to strengthen its liquid ring vacuum pump portfolio and expand its presence in the Asian industrial vacuum market. Shandong Bozhong Vacuum Technology Co., Ltd. is a China-based provider of liquid ring vacuum pumps and systems, serving industries such as chemical processing, pharmaceuticals, and food packaging.

Regional Outlook

Asia-Pacific was the largest region in the liquid ring vacuum pumps market in 2025. Asia-Pacific is expected to have the highest CAGR in the liquid ring vacuum pumps market share. The regions covered in this market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa The countries covered in this market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain.

What Defines the Liquid Ring Vacuum Pumps Market?

The liquid ring vacuum pumps market consists of sales of partial recirculation systems, total recirculation systems, rotors, valves. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors, and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

How is Market Value Defined and Measured?

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified). The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

What Key Data and Analysis Are Included in the Liquid Ring Vacuum Pumps Market Report 2026?

The liquid ring vacuum pumps market research report is one of a series of new reports from The Business Research Company that provides market statistics, including industry global market size, regional shares, competitors with the market share, detailed market segments, market trends and opportunities, and any further data you may need to thrive in the liquid ring vacuum pumps industry. The market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future state of the industry.