The global positive displacement pumps market size was USD 3.36 Billion in 2020 and is expected to register a revenue CAGR of 4.7% during the forecast period. Increasing demand for positive displacement pumps from oil & gas industry and rising need to upgrade and remodel existing facilities worldwide are key factors expected to drive market revenue growth over the forecast period. Recovery in the oil and gas industry in post-decline period has been boosting demand for positive displacement pumps owing to increasing exploration and production activities and this is expected to further drive revenue growth of market over the forecast