Hydraulic KRR045 Variable Piston Pump, Fully OEM‑Interchangeable Hydraulic Pump

Product Introduction

Runhe Hydraulic KRR045 open‑circuit variable piston pump is fully interchangeable with OEM original units. It features 45cc displacement, LS load‑sensing control, 310‑bar continuous pressure and 400‑bar peak pressure. With identical mounting flange, spline shaft and port dimensions for direct drop‑in installation. Upgraded internal components ensure high volumetric efficiency and long service life for compact construction and agricultural mobile machinery.

Product Summary

KRR045 variable piston pump achieves full OEM interchangeability. Featuring 45cc displacement and LS load‑sensing control, it matches original mounting, shaft and port sizes for straightforward replacement. Optimized internal structures deliver stable performance, offering cost‑effective hydraulic power for compact‑size construction and farm equipment.

Product core parameters

Product Application

KRR045 piston pump acts as core hydraulic power source for compact mobile equipment. Widely fitted on small loaders, telehandlers, harvesters and road machinery. Designed for open‑circuit hydraulic systems, it performs reliably under harsh working conditions for equipment overhaul and replacement projects.

Company Profile

The following products are available for sale.

Hebei Runhe Hydraulic Machinery Co., Ltd. is a subsidiary of Hanjiu Technology Group. We are a leading manufacturer specializing in hydraulic system solutions. We are also one of the most recognized suppliers of large OEM equipment manufacturers in the domestic hydraulic industry. With more than 12 years of industry experience, our professional team focuses on research and development, manufacturing and sales, and we constantly improve our product structure and functions to meet the diverse needs of our customers.

In addition to the standard series of hydraulic cylinders, we can also provide customized production services according to customer drawings. Our non-standard customization capabilities meet the special needs of customers, such as special port forms, special materials, special installation, special performance, stacked hydraulic valves, etc. Our products include hydraulic cylinder, hydraulic pump, hydraulic motor, widely used in automation equipment, agricultural machinery, lifting machinery, engineering vehicles, printing machinery, intelligent storage system, port ships and many other industries.

"Survival by quality, development by integrity" is our business philosophy, we are willing to achieve a win-win situation with friends all over the world!