| Motor |
High efficiency, hi torque brushless rear wheel drive by Dapu Japan
250W (200W and 350W available outside Europe) |
| Battery |
Lithium Polymer with advanced battery management system (BMS)
Medium range 37V 11Ah 407Wh Capacity 3.16kg
Long range 37V 16Ah 592Wh Capacity 4.06kg
Safety tested and certified to UN38.3 |
| Battery case |
Polycarbonate/ABS mix, non conductive for extra safety, conforms to 2013 90cm drop test. |
| Controller |
37V 16A developed specifically for Wisper for optimum performance |
| Mains charger |
Lithium 42V output plus 39V winter conditioning output, fan cooled intelligent charger communicates with battery management system (BMS), auto stop when fully charged, vented aluminium case
Medium range 11Ah battery 1.5A. Charge time 2.5 to 5hours
Long range 16Ah battery 4A. Charge time 2 to 4hours |
| Car/boat charger |
Lithium 12V input (Optional at extra cost)
24V to 36V 2A |
| Connections |
All electronic components and motor wheel have individual connectors for ease of servicing |
| Assisted range |
11A battery 40miles/65kilometers*
16A battery 60miles/100kilometers*
*Bike ranges depend on many factors. Depending on rider weight and fitness, road and weather conditions ranges will vary from 25 to 100 miles. See our web pages for more information. |
| Assistance modes |
1. Throttle only: to 15.5mph/25kph available in UK (4mph/6kph in EC)
2. Throttle assist: complete throttle use when pedaling forward
3. Pedelec: with 6 levels of assistance power; safe mode/0% 1/40% 2/50%
3/60% 4/80% 5/90% 6/100% power |
| Maximum speed |
15.5mph/25kph with powered assistance, this does not affect top speed when pedaling |
| Controls |
LED display panel
Bike on/off switch
Front and rear lights on/off switch
Available battery power
Instant Power consumption
Power assistance controls (6 levels)
E-system diagnostics |
| Bicycle weight |
22kg without battery Including battery and all accessories 11ah: 25kg 16Ah: 26kg |
| Load capacity |
135kg/290lb/20st 9lb |
| Frame |
Hydro formed, hand welded 6061 Alloy T4 and T6 tempered |
| Frame size |
26" 46.5cm |
| Finish |
Graphite Silk powder coated and lacquered, three stage oven hardened |
| Forks |
Magnesium RST VITA adjustable hydraulic suspension forks with preload and hydraulic lock out |
| Seat post |
350mm with tension adjustable suspension |
| Saddle |
Rio Plus by SelleRoyal Italy |
| Handlebars |
Black anodised alloy with ergo support grips |
| Stem |
Black alloy with adjustable height and reach |
| Kick stand |
Black anodised alloy |
| Gears |
SHIMANO Deore 9 speed RDM-591 derailleur with Alivio 9 speed selector 9 speed Sunrace 13/32 tooth sprocket |
| Chain ring |
170mm 48 tooth |
| Chain guard |
Full, alloy powder coated in Graphite Silk |
| Chain |
KMC Z51RB rust resistant |
| Cranks |
Anodised Black alloy |
| Drop outs |
Stainless steel cassette type with derailleur and cable guards |
| Bottom Bracket |
Sealed bearing type |
| Pedals |
City and touring style alloy non-slip, sealed bearings |
| Brakes |
Tektro Auriga e-Comp Hydraulic vented 180mm disc brakes front and rear |
| Rims |
Alloy double walled 26" x 1.5" Büchel Germany |
| Spokes |
13g stainless steel Büchel Germany |
| Tyres |
26" x 1.75" Schwalbe Energizer Plus with 3mm Green Guard puncture protection and hi-visibility reflective walls |
| Mudguards |
Polycarbonate shatterproof |
| Lighting |
Front: 36V 15W LED super bright, power from bike e-system
Rear: 36V light, power from bike e-system
Reflectors: front white, rear red, wheels orange and pedal reflectors |
| Extra equipment |
25kg rack and luggage cords, bell, tool kit, bottle cage |
| Metal fixings |
A4 grade stainless steel or alloy |
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