elephant fluid power made a4vg56 hydraulic pump concrete pump truck repair parts

Elephant Fluid Power Co.,Ltd is a expert of hydraulic piston pump and pump parts,we have international standard,same quality as original,best price,fast delivery time. 

We have exported our products to more than 80 coutries,USA,Canada,Austrilia,Mexico,Russia,Uruguay,Chile,etc..

Advantage:
1. German CNC equipment
2. The best quality non-ferrous metal raw materials
3. Strict quality inspection standards
4. The most competitive price
5. Best after-sales service
6. Fastest shipping

Features of Rexroth a4vg plunger pump displacement control mode
1. HD: hydraulic control variable, related to control pressure
2. HW: hydraulic control, manual servo
The displacement of the pump is proportional to the angle of the operating direction a or B of the control handle
3. Da: hydraulic control, related to speed
4. DG: hydraulic control, direct control
5. EZ: Electric two-point control, with switch electromagnet
6. EP: electrical control, with proportional electromagnet
The displacement of the pump is proportional to the current of the proportional electromagnets (A and b).

We specialize in providing Hydraulic Piston Pumps, Hydraulic Piston Motors, Reducer and Spare Parts for Concrete mixer truck and Concrete Pump.

Company Information:

Elephant Fluid Power has been engaged in the hydraulic business since the beginning of the 20th century. It has a history of nearly 20 years and has always been upholding the principles of "quality first", "credit first" and "zero complaint", and has become a new leader in the hydraulics industry. Elephant Fluid Power insists on good products, good service, and has been providing customers with better, more comprehensive hydraulic products, and constantly.

If you are interested in our products, please contact me, I will provide the best price support and quality service.
I believe we will establish a good and long-term cooperation.