SON - SON 28 12 Disc Dynamo Hub for 12 mm Thru-Axle - ISO 6-bolt black 24h
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Shipping time: 2 - 5 workdays

271,87 €

including 16% VAT. , (Standard)

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Item number:
4149-005

SON 28 is a generally approved hub dynamo for all wheel sizes up to 700c (29"). On a 28"-wheel nominal output is reached at about 16 km/h (SONdelux at 19 km/h). SON 28 is recommended when more light is required at low speed or when other devices are to be operated or their batteries recharged.  Compared to SON 28 klassik (manufactured from 2000 to 2011) no-load losses were reduced by about 15 % and weight by 140 g.
  • SON 28 12 Disc hub for 12 x 100 mm Thru Axle
  • ISO 6-Bolt disc brake mount
  • Electric Power: 6V / 3W according to German government's road traffic regulations (StVZO)
  • German Mark of Conformity: ~~~ K 834 for 16" - 29"
  • Efficiency: 65% at 15 km/h in 700c-wheel
  • No-Load Power Input: 0,5 W at 15 km/h in 700c-wheel
  • Magnets: neodym iron boron, 26 poles
  • Connection: 4,8 mm flat spades, 2-pin to connect without ground connection (special design without connectors)
  • Axle: hollow axle Ø 10 mm, strain-hardened stainless steel, 
  • Bearings: deep groove ball bearing 629 2RSH (SKF)
  • Hub Shell: aluminium 6082 T6 Colors: silver polished, anodized silver, black or red
  • Sealing: alloy dust shields, rubber lip seals and pressure compensation system
  • Spoke Drillings: 28 (only ISO 6-bolt), 32, 36 
  • Weight: 440 g 
  • Warranty: 5 years
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