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Fast FH240A Retarder

FAST FH240A is Fast FH Series product has 2 forward gears, the gear ratio steps are arranged reasonably, And the pneumatic shift actuator adopts direct shift mode. With single intermediate shaft structure design. With power takeoff, the input power of the FH240A transmission can reach up to 50 kW, and the Maximum input speed is 4500 RPM. The length of the FH240A transmission is 644 mm. and the reduction ratio of each gear is different. The 1st gear reduction ratio is 2.751, 2nd gear reduction ratio is 1.000. The input torque of the FH240A EV transmission is 1375 N.m.

FAST New Energy Electric drive series have different models, with code E in the model name indicates ETM transmission.

Based on the advantages of technology research and development in the traditional transmission field for many years, Fast Group has independently developed electric drive products according to customer needs through many new energy market researches. Compared with pure electric direct drive products, the structure is more compact, the control is more comfortable, and the climbing The slope is more powerful, the energy saving is more significant, the system is more reliable, and the economy and applicability of the vehicle are further improved. The products cover the fields of commercial vehicles and construction machinery in an all-round way.

Advantages of Fast FH240A Retarder

  • It is synchronized with CMI’ advanced design and sophisticated manufacturing, adapts to harsh working conditions, and has high-intensity and heavy-duty work capabilities.

  • The Holset wastegate valve makes the low speed performance more perfect and the power performance better.

  • The cylinder block and cylinder head adopt integrated design to prevent the occurrence of engine water and oil leakage. The parts are 40% less than other similar engines, and the failure rate is greatly reduced.

  • Using forged steel camshaft and crankshaft, high-strength cylinder design, many parts are cast on the cylinder, with high rigidity, high pressure resistance, good reliability and longer service life.

  • The cylinder liner adopts a platform mesh honing design, which effectively prevents oil leakage with a perfect geometric structure, and adopts advanced technology such as new piston ring components and gasket crimping molding to reduce oil loss.

Technical Specifications

Basic Introduction of Shaanxi Fast FH240A FH Retarder

Transmission Model:FH240A
Transmission Application:Retarder
Maximum Rated Braking Torque:1375  N.m
Maximum Drive Shaft Speed:1100 RPM
Maximum Input Speed:

2800 RPM

weight:58 Kg
Fuel Quantity:5.5 L
Speed Ratio:2.751-1.000
Lead Time:15-30 Working Days
Payment Terms:T/T ,L/C


Max. Rated Braking Torque

Max. Drive Shaft Speed

Max. Input Speed

FH240A2400 N.m1100 RPM2800 RPM
FH2402400 N.m1100 RPM2800 RPM
FH400B4000 N.m1100 RPM2800 RPM
FHB4004000 N.m1100 RPM5000 RPM
FHB400A4000 N.m1100 RPM5000 RPM

Shaanxi Fast FH240A Retarder Data Sheet

ModelFH240AMax. Rated Braking Torque (N.m)2400
Max. Drive Shaft SpeedRPM1100Max. Input SpeedRPM2800
Weight (Kg)58Oil (L) Tol. ±0.15.5

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Note: All Above Data are Just for Referenece, All Data Might Change Without Notices or Update, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

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