Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

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 Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

China National Building Materials (Group) Corporation (CNBM), established in 1984, is now one of the largest state-owned group corporation in China, dealing with building materials & industrial equipment. Up to year 2015, CNBM Group's total asset is 60 billion USD and total staff is more than 200,000.

CNBM International Corporation specializes in designing and manufacturing various kinds of construction machinery, including tower crane, building hoist, etc. All the equipment produced by CNBM is compliant with the national level quality standard and wins great reputation for their endurable performance in worldwide markets.

AP4VO112TVN(PTO) series of hydraulic pump are tandem double pump with constant power and cross-power control as well as negative flow control. It is featured with high power density, strong suction capacity, long life expectancy and low noise etc. This series of pump is used for crawler-type hydraulic excavator of 36-40ton as well as various open circuit hydraulics.

With years of unceasing efforts, CCHC now owns dozens of products of Three systems and Four Series. At present, CCHC provides mainly solutions of hydraulic system for hydraulic excavators and produces customized products.

Rated Revolving Speed2150r/min
Pressure rating35MPa


1. CE certification
2. ISO9001:2000
3. Brass impeller, carbon steel motor shaft, with thermal protecton inside.

Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX

Hydraulic Pump AP4VO112TVN(PTO) CNBM CMAX


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