SON 28 disc dynamo hub 32H red

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  • The SON 28 disc dynamo hub is approved for wheel sizes from 16" to 29". Its nominal output in a 28" bike is reached at ca. 16 km/h (SONdelux 19 km/h). This makes it the ideal choice when you need much light or charging power at low speeds.

    The design and internals of the new SON 28 is similar ot the SONdelux. The standard version (non-disc) has a 12 mm wider flange distance and 10 mm more bearing spacing. For disc brakes the it's available with IS 2000 6-hole or a center lock mount. Compared to its predecessor the no-load loss could be lowered by 15% and the weight was reduced by 140 g.

    Technical data

    Electric power: 6V / 3W
    Approval: ~~~ K 834
    Approved wheel sizes: 16" - 29"
    Power efficiency 65% at 15 km/h in a 28" wheel
    No-load power consumption: 0.5 Watt at 15 km/h in a 28" wheel
    Magnet rotor: Neodymium (NdFeB), 26 poles
    Contacts: 4.8 mm flat pin plug, 2-pole, floating ground
    Axle: Hollow axle Ø 10 mm, strain-hardened stainless steel
    Bearings: Groove ball bearings 629 2RSH (SKF)
    Hub shell: Aluminium 6082 T6
    Colours: silver polished or black anodised
    Sealing: Gap ring and gaskets
    Weight: 460 g
    Warranty: 5 years

    Included in delivery: Hub with integrated overvoltage protection, allen-type bolt-on skewer, flat-pin socket for front light
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  • EAN/UPC
    Factory number:313222
    Discontinued model/sale!
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This item is crafted in Germany