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TruMotion WRF-300CA-08430-18.5 Miniature Low Inertia Solar Motor 2V 1540 RPM


MPN : WRF-300CA-08430-18.5


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TruMotion WRF-300CA-08430-18.5 Miniature Low Inertia Solar Motor 2V 1540 RPM
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Key Features

Data Sheets

The TruMotion Miniature Low Inertia Solar Motor 2V 1540 RPM is a low inertia precision solar motor with a starting current making it ideal for low power applications. (2V nominal).
  • Direction: Clockwise
  • Constant volts: 2.0V
  • No load speed rpm: 2200
  • No load current (A): 0.025
  • Max efficiency speed (rpm): 1540
  • Max efficiency current (A): 0.06
  • Torque g-cm: 5.5
  • Output watts:0.05
  • Stall torque g-cm:11
  • Diameter:24mm
  • Weight:21g

Technical Specification


Question by Lesley Bell | Product code: 37-0441
22 June 2015

QIs the spindle 6mm in length?
AHi Lesley, thank you for your question. The spindle length is 6.1mm as stated in the data sheet.

Question by Patricia
11 September 2014

QWe want to build solar cell powered cars in class. Would this motor be suitable for being powered by a solar cell?
AHi Patricia. Thank you for your question. This is suitable for solar use, normally the solar cell is normally used to charge a rechargeable battery or supercapacitor which in turn drives the motor.

Question by Paul | Product code: 37-0441
17 April 2012

QWhat is the absolute maximum voltage that can be put through this motor for short amounts of time?
AHi Paul, thanks for your question. Our technical department have tested these motors up to 30 vdc, and they seem just able to handle this power, even under load.

Question by Keith Dingley | Product code: 37-0441
20 March 2012

QAre these direct replaacements for the motors used in the Gearbox-Solar Motor Drive unit - part number 37-0443
AHi Keith, thanks for your question. Yes these are exactly the same motor used in the solar kit.

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