NMRV Series Worm Gearbox



Gearing Arrangement Type Worm, Helical
Orientation Horizontal, Vertical
Power (HP) 0.5 – 10.0
Output (rpm or ratio) 15-196
Mounting Flange, Foot
Input Speed (rpm) 1400 rpm, 2000 rpm, 1500 rpm
Colour Silver / Blue
Condition NEW
Phase Three / single
Warranty 1 Year Standard
Number of Ratios 7.5:1 TO 100:1
Size 30-150
Material Aluminum Casting


NMRV series worm gearbox

According to the European standard of similar products, we adopt high-quality artificial oil, imported famous brand seal parts, and manufacture technology to produce square multi-placed reduction: beautiful appearance, easy installation, compact structure, low noise, and high efficiency.

NMRV worm gear reducer absorbs advanced technology at home and abroad. It has a novel and unique “square box” external structure. The box is beautiful in shape and is made of high-quality aluminum alloy by die casting.

NMRV series structure drawing

NMRV Series Worm Gearbox-2

NMRV Model & Marker

Worm geared motor
Worm reduction unit
center distance
Reduction ratio
Double input shaft
Output flange
Single output shaft
Double output shaft
Fitted for motor coupling
Motor mounting facility
Electric motor power
Mounting position
NMRV Series Worm Gearbox-3


● The weight of the NMRV reducer is relatively light. The shell is made of aluminum alloy. It has the advantages of a lightweight, superior strength, exquisite appearance, high heat dissipation performance, long service life, no noise, etc. It is easy to connect with the motor.

● NMRV reducer is more practical transmission equipment, and the appearance, design, and integration are more in line with the needs of the public than other types of reducers.

●The application field and popularity of the RV reducer made of aluminum alloy are even better than other types of reducers. It is a kind of reducer with high practicability and advanced technology at home and abroad.

● NMRV reducer is very convenient to connect with ordinary motor, CVT, flange electromagnetic clutch-brake unit and does not need coupling. Suitable for all-around installation, the output torque is relatively large, works pretty smoothly, etc.

installation dimensions

Single  Step Worm Gear Reducer

NMRV Series Worm Gearbox-4

Output Flange Mounting Dimensions

NMRV Series Worm Gearbox-5

Torque  Arm

NMRV Series Worm Gearbox-6