The OHH is our API 610 (ISO 13709) Type OH2 overhung, horizontal, centerline mounted, single stage, radially split process pump. It has the broadest performance range in the industry and is used in heavy-duty refinery, petrochemical, gas processing and offshore oil production services.

Learn about different types of API 610 centrifugal pump such as Overhung - OH, Between Bearing - BB, and Vertical Suspended- VS types

The OHHL is our API 610 (ISO 13709) type OH2 low-flow horizontal overhung process pump. It covers the low-flow end of the OHH range map.

The OHH and OHHL are designed to API 610 for heavy duty process flows and heads. The OHH utilizes a conventional enclosed, high efficiency impeller. The OHHL impeller is semi-open which is required for its unique low flow capability. Both pumps utilize the same mechanical seals, bearings, bearing isolators, bearing housing, and fan.

The OHH is our API 610 (ISO 13709) Type OH2 overhung, horizontal, centerline mounted, single stage, radially split process pump. It has the broadest performance range in the industry and is used in heavy-duty refinery, petrochemical, gas processing and offshore oil production services.

* OHH Overhung Single Stage Pumps are Sulzer's latest range of ISO 13709 (API 610 OH2) standard process pumps. Over 70 sizes make up the hydraulic range - the largest on the market.

The OHH is our latest range of API 610 OH2 standard process pumps. Over 70 sizes make up the hydraulic range – the largest on the market. In addition the extensive range of flow and head, care has been taken to ensure that almost any application can be accommodated within the pumps preferred operating range.

As a world leader in pumping solutions, Sulzer Pumps has the in-depth understanding and full-line supply to meet customers’ needs and deliver value through effi ciency and performance. The OHH (API-OH2) overhung process pump is designed for use in heavy duty refi nery ser-vices, petrochemical plants, and offshore services.

Mar 20, 2025 · The Model PWH is an API 610 11th edition type OH2 single stage horizontal end suction, top discharge overhung process pump. Its features are designed to increase efficiency and the life of the pump.

The OHHL is our API 610 (ISO 13709) Type OH2 low-flow horizontal overhung process pump. It covers the low-flow end of the OHH range map. The unique low-flow impeller design provides gap-free coverage for low-flow, high-head applications. The bearing frame and mechanical seals from OHH are utilized to minimize spares inventory.