Gear pump

External Gear Pump, Group 3PDF (20~71cm³/rev.)


Rexroth Gear Pump Replacement – HENGYUHANG 3PDF External Gear Pump

HENGYUHANG 3PDF external gear pump is a high-performance hydraulic gear pump designed as a reliable Rexroth gear pump replacement.

As a professional external gear pump manufacturer, HENGYUHANG provides stable, cost-effective alternatives to imported hydraulic gear pumps without compromising performance or service life.

The 3PDF series is suitable for medium to high pressure hydraulic systems and can directly replace many international brand gear pumps with equivalent mounting dimensions and performance parameters.

Displacement: 20~71cm³/rev.

Rotation direction: clockwise (D), counter-clockwise(S), reversible (R)

Min. speed: 400~600r/min

Max. speed: 2500~3500r/min

Peak pressure: 220~280bar

Served Industry

Construction machinery, Sanitation vehicles, Hydraulic systems

Features

High efficiency, long life service

High performance even at low speeds

Multiple oil port and shaft extension options available

Leakage-free shaft seal

Optional reversible pump and motor


Description


Rexroth Gear Pump Replacement – HENGYUHANG 3PDF External Gear Pump

HENGYUHANG 3PDF external gear pump is a reliable and cost-effective Rexroth gear pump replacement for hydraulic systems requiring stable flow, high efficiency and long service life.

As a professional external gear pump manufacturer, HENGYUHANG designs and produces hydraulic gear pumps that meet international mounting and performance standards, allowing direct replacement of Rexroth external gear pumps without system modification.

The 3PDF series is widely used in mobile and industrial hydraulic applications where Rexroth gear pumps are traditionally installed.

Why Choose 3PDF as a Rexroth Gear Pump Replacement

  • Compatible mounting dimensions with Rexroth external gear pumps

  • Stable flow and pressure performance

  • High volumetric efficiency

  • Low noise and low vibration operation

  • Durable aluminum housing and precision gear set

  • Suitable for continuous and heavy-duty operation

The 3PDF external gear pump ensures reliable performance while significantly reducing procurement cost and delivery time compared to original Rexroth gear pumps.

Key Features of 3PDF External Gear Pump

  • High volumetric efficiency and stable flow output

  • Low noise and low vibration external gear pump design

  • Durable aluminum housing with precision gear set

  • Standardized mounting dimensions for easy replacement

  • Long service life under continuous and heavy-duty operation


Applications of External Gear Pump

The HENGYUHANG 3PDF external gear pump is widely used in:

  • Construction machinery hydraulic systems (excavators, loaders, forklifts)

  • Agricultural machinery (tractors, harvesters, sprayers)

  • Industrial hydraulic power units

  • Machine tools and material handling equipment

  • Plastic and rubber machinery


echnical Specifications of 3PDF Gear Pump

  • Pump Type: External Gear Pump

  • Series: 3PDF

  • Displacement Range: 20~71cm³/rev (customizable)

  • Rated Pressure: 28 MPa

  • Maximum Pressure: 30 MPa

  • Maximum Speed: 3000 rpm

  • Working Medium: Mineral Hydraulic Oil

  • Operating Temperature: -20°C to +80°C


Hydraulic Gear Pump Replacement for Imported Brands

With standardized interfaces and installation dimensions, the HENGYUHANG 3PDF gear pump can be used as a direct hydraulic gear pump replacement for many imported brands, helping customers reduce procurement cost and delivery time.

Rexroth Gear Pump Replacement

The 3PDF series can replace Rexroth external gear pumps with equivalent displacement and mounting standards, while maintaining stable system performance and pressure output.

Danfoss Gear Pump Replacement

HENGYUHANG 3PDF gear pumps are a reliable alternative to Danfoss hydraulic gear pumps used in mobile and industrial hydraulic systems.

Parker Gear Pump Replacement

The 3PDF external gear pump is compatible with Parker gear pumps for medium pressure applications and continuous operation.

Marzocchi & VIVOLO Gear Pump Replacement

The 3PDF series also serves as a cost-effective replacement for Marzocchi and VIVOLO gear pumps, offering stable quality and long service life.



Rexroth Gear Pump Models That Can Be Replaced

The HENGYUHANG 3PDF external gear pump is designed to replace many commonly used Rexroth external gear pump models with equivalent displacement and mounting standards.

Rexroth AZPF Gear Pump Replacement

The 3PDF series is suitable as a Rexroth AZPF gear pump replacement, offering comparable performance, stable pressure output and long service life for mobile hydraulic systems.

Rexroth AZPG Gear Pump Replacement

HENGYUHANG 3PDF gear pumps can also serve as a reliable Rexroth AZPG gear pump alternative, especially in applications requiring consistent flow and continuous operation.

Customers can send the original Rexroth pump model and operating parameters for technical confirmation before replacement.


Advantages of Replacing Rexroth Gear Pumps with HENGYUHANG

  • Direct replacement without changing hydraulic system design

  • Lower cost compared to original Rexroth gear pumps

  • Shorter delivery time and stable supply

  • Professional technical support from manufacturer

  • OEM and customization service available

Get Your Rexroth Gear Pump Replacement Solution

Send us your original Rexroth gear pump model, displacement and operating pressure.
Our engineers will recommend the suitable 3PDF external gear pump replacement quickly and accurately.



HENGYUHANG Company  is a set design, production, sales in one of the hydraulic components production company, the company has advanced hydraulic components manufacturing technology and technology, the use of high-precision equipment CNC machining center, gear hot processing automatic production line, , automatic heat treatment multi-purpose furnace, single-piece flow assembly line, automatic hydraulic pump performance test bench.          Intelligent equipment adopts automatic unmanned production, and realizes online measurement to ensure product consistency and reliability, intelligent system uses ERP, MES management software, improve production efficiency, and achieve product traceability.

Hengyuhang Power Technology produces and sells external gear pumps, hydraulic synchronous motors, multi-pump units, gear pumps with built-in valves, and custom valve blocks.       Meanwhile, according to the specific needs of customers, we provide a variety of products with special specifications.       And it can also be used as a substitute for other products (such as Rexlex, Danfoss, MARZOCCHI, Parker, RONZIO, Atos, Buchet, ECKERLE, CONCENTRIC, HYADC, JIHOSTROJ, Hydraulic, SDH, VIVOLO, ARGO-HYTOS, HESPER,   HPLPA, HPI, DUPLOMATIC, ROQUET, BODEN,PERMCOP, Caproni, DUPLOMATIC, HIDRAULICA, SETTIMA, SALAMI, HONOR, SHIMADZU, GRH, Brevini, Galtech, BONDIOLI, REXROTH-SIGMA, BLUEASCEND, RISUNY, SUMITOMO, HYDROMAX, SCENERY, REXPOWER, CML, HOERBIGER, SUNNY, HYTEK, Hydro-pack, )

HENGYUHANG also sells a wide range of other international brands of hydraulic pumps, hydraulic valves, hydraulic motors, hydraulic cylinders, hydraulic oil seals, hydraulic equipment and accessories, and has high-quality overseas ordering channels

HENGYUHANG products are mainly used in the supporting services of industries such as automobiles, construction machinery, agricultural machinery, aerial work platforms, hydraulic systems, logistics handling vehicles, new energy vehicles, metallurgical machinery, petroleum machinery, machine tools, and wind powe

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HENGYUHANG Power Technology Co., LTD

Location

No. 173, Xiacuo, Sihuang Village, Xiamei Town, Nan 'an City, Fujian Province

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+86 19918575358

WhatsApp Email +86 19918575358