Global Diaphragm Pump Market size is expected to be worth around USD 10.7 Billion by 2035 from USD 6.7 Billion in 2025, growing at a CAGR of 4.9% during the forecast period 2026 to 2035.
Diaphragm pumps transfer fluids using a flexible membrane driven by air pressure or an electric motor. Industries choose them for their leak-free design and ability to handle abrasive, viscous, and chemically aggressive fluids. This structural advantage makes them irreplaceable in applications where seal failure carries regulatory or safety consequences.
Grundfos Holding A/S approaches the diaphragm pump market through its water treatment and industrial fluid management expertise, integrating pump products into broader system solutions. Grundfos’s investment in digital monitoring and connected pump platforms aligns its hardware offering with buyer preference for predictive maintenance capability. This systems-level positioning shifts the competitive discussion from pump unit cost to operational outcome — a more defensible value proposition against lower-cost regional manufacturers.
Key Players
Dover Corporation
Flowserve Corporation
Graco Inc. (Newell Brands)
Grundfos Holding A/S
IDEX Corporation
LEWA GmbH (Atlas Copco Group)
Serfilco, Ltd.
SPX Corporation
Tapflo Group
Verder Group
Wenzhou Kaixin Pump Co., Ltd.
Xylem Inc.
Yamada Corporation
Other Key Players
Recent Developments
August 2024 — Tapflo UK acquired TS Pumps, a UK-based diaphragm pump manufacturer, to strengthen its product portfolio and expand application coverage across industries. This acquisition extended Tapflo’s manufacturing capability within the UK market and broadened its access to established industrial customer relationships.
December 2024 — GODO PUMPS launched its new Electric Diaphragm Pump with Pressure Relief Controller alongside High-pressure Diaphragm Pumps at the CHINACOAT 2024 exhibition. The launch targeted coating and paint industry applications, addressing demand for precise pressure management in high-viscosity fluid transfer tasks.
April 2025 — Graco unveiled major enhancements to its QUANTM electric double diaphragm pump line, including a new 480V input power range and XTREME TORQUE™ motor technology. These upgrades improved energy efficiency and simplified integration into existing industrial power infrastructure for large facility operators.
August 2025 — Circor International acquired Swelore Engineering Pvt. Ltd. and Hiro Nisha Systems Pvt. Ltd., two Indian pump manufacturers, expanding its diaphragm metering pump and dosing package portfolio. The acquisition added direct manufacturing presence in India, positioning Circor to serve the region’s growing industrial and water treatment sectors.
September 2025 — ARO (Ingersoll Rand) launched the EVO 210 electric diaphragm pump, a compact model for general transfer and batching that eliminates the need for compressed air. The pump features simplified maintenance design and built-in safety features, targeting facilities seeking to reduce compressed air operating costs without compromising transfer reliability.
