Motovario-Like NMRV Worm Gearmotors & Gearboxes engine

$24.50 - $335.00
Min. Order
1 Piece
Choose your specifications
Company Information

Taizhou Sihai Machinery Co., Ltd.

CN Manufacturer
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US$ 1,000+
15 Years Paid Supplier Gold Supplier Onsite Check Trade Assurance
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Quick Details

Port: Shanghai, Ningbo
Payment Terms: L/C,T/T,Western Union
Supply Ability: 10000 Piece/Pieces per Month
Vertical distance of shaft and wheel: 25mm---150mm
Gearing Arrangement: Worm
Input Speed: 1400rpm
Warranty: One year,subject to proper operation and installation
Place of Origin: Zhejiang China
Output Speed: 14---280rpm
Color: Blue,Silver or Customised
Output Torque: 2.6---1195 N.M
Torque limiter: Available for RV050 063 075 090 models
Reduction ratio: 5 7.5 10 15 20 25 30 40 50 60 80 100
Lubricant: Synthetic & Mineral
Brand Name: Chen Xin
Oil seals: SKF,TTO & NAK
Flange mounted with motor: IEC standard
Body material: Aluminium alloy and Cast iron
Packaging Detail: 1 set / carton,several cartons / wooden pallet
We have specialised in the manufacture & export of Motovario-like worm gearmotors and with years of experience in export,now we have been able to provide to all customers with good quality products in competitive prices.
  • Wide transmission rate, strong output torque
  • Structure: base-mounted, input shaft, input flange, additional single or double output shafts
  • Compact mechanical structure, light weight, small volume
  • Good temperature change resistance
  • Smooth operation with lower noise or vibration
  • Easy mounting, free linking, high efficiency
  • Wide range of application 


  • Widely used for the devices,like conveyor belts,etc,driven by motors or other engines,with requirements to lower the speed. 

Technical data:

ModelRV025 030 040 050 063 075 090 110 130 150
Single unit versions

NMRV - fitted for motor flanged coupling,

NRV - with input shaft,

NMRV-E motor flanged coupling with worm extension shaft,

NRV-E with double extension worm shaft,

NMRV series-1.jpg

 Single unit reduction ratio 1:5 7.5 10 15 20 25 30 40 50 60 80 100
 Output torque 2.6---1195N.M
 Worm shaft 20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm
 Worm wheel worm mandrel is HT250,and worm ring gear,ZQSn10-1

 Single unit mounting positions,

 single unit positions.jpg