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Serfas eDash 500W

The Serfas eDash 500W is an electric bike with a Bafang 500W 48V Brushless Motor, a stated top speed of 28 MPH, a 46.8V pack, a capacity of 13.6Ah, 636.4wh of energy and a nominal 48 V.

Last updated: 10 November 2026

Motor and performance

Continuous rated power
500W

“Your Dash 500W is a Class III e-bike, 500 Watts with pedal assist up to 28 MPH and throttle up to 20 MPH.”

Source: cdn.shopify.com/s/files/1/0647/0995/1593/files/Serfas_DASH_350W_500W_F_500W_Manual_2022_models-compressed.pdf?v=1784231919

“Motor: Bafang 500W 48V Brushless Motor”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Top speed
28 MPH

“Your Dash 500W is a Class III e-bike, 500 Watts with pedal assist up to 28 MPH and throttle up to 20 MPH.”

Source: cdn.shopify.com/s/files/1/0647/0995/1593/files/Serfas_DASH_350W_500W_F_500W_Manual_2022_models-compressed.pdf?v=1784231919

Vehicle class
Class 3, 28mph, Thumb Throttle (20mph)

Row from the maker’s page: “Speed” | “Class 3, 28mph, Thumb Throttle (20mph)”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Motor specification
Bafang 500W 48V Brushless Motor

Row from the maker’s page: “Motor” | “Bafang 500W 48V Brushless Motor”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Pedal assist levels
5 Levels

Row from the maker’s page: “Pedal Assist” | “5 Levels”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Battery and charging

Energy
636.4wh

“Battery: Lithium-ion 46.8V, 13.6Ah (636.4wh) w/LG Cells”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Voltage
46.8V

“Battery: Lithium-ion 46.8V, 13.6Ah (636.4wh) w/LG Cells”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Rated capacity
13.6Ah

“Battery: Lithium-ion 46.8V, 13.6Ah (636.4wh) w/LG Cells”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Battery specification
Lithium-ion 46.8V, 13.6Ah (636.4wh) w/LG Cells

Row from the maker’s page: “Battery” | “Lithium-ion 46.8V, 13.6Ah (636.4wh) w/LG Cells”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Rated voltage
48

“36 Volt Power Supply (350W) • 48 Volt Power Supply (500W) • Current Rated: 10mA”

Source: cdn.shopify.com/s/files/1/0647/0995/1593/files/Serfas_DASH_350W_500W_F_500W_Manual_2022_models-compressed.pdf?v=1784231919

Brakes and safety

Brakes
Tektro HD-T285 Hydraulic Disc w/180mm Rotors

Row from the maker’s page: “Brakes” | “Tektro HD-T285 Hydraulic Disc w/180mm Rotors”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Frame and components

Colours
Charcoal Grey

Row from the maker’s page: “Colors” | “Charcoal Grey”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Tires
27.5 x 2.35

Row from the maker’s page: “Tires” | “27.5 x 2.35”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Derailleur
Shimano RD-M310 8 Speed

Row from the maker’s page: “Derailleur” | “Shimano RD-M310 8 Speed”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Shifter
Shimano 8 Speed SL-M310

Row from the maker’s page: “Shifter” | “Shimano 8 Speed SL-M310”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Stem
Adjustable Comfort

Row from the maker’s page: “Stem” | “Adjustable Comfort”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Handlebar
Zoom VLG-649 Aluminum 31.8, 15-Degree Sweptback

Row from the maker’s page: “Handlebar” | “Zoom VLG-649 Aluminum 31.8, 15-Degree Sweptback”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Display
Backlit LCD Smart Easy Read Display

Row from the maker’s page: “Display” | “Backlit LCD Smart Easy Read Display”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Frame material
6061 Double-Butted Aluminum Alloy w/Internal Battery.

Row from the maker’s page: “Frame” | “6061 Double-Butted Aluminum Alloy w/Internal Battery.”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Identity

Item code, from the manufacturer's product data
S500SOS-CG / 713835024997

Row from the maker’s page: “SKU” | “S500SOS-CG / 713835024997”

Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

Certification claims

E-bike class
Class III

“Your Dash 500W is a Class III e-bike, 500 Watts with pedal assist up to 28 MPH and throttle up to 20 MPH.”

Source: cdn.shopify.com/s/files/1/0647/0995/1593/files/Serfas_DASH_350W_500W_F_500W_Manual_2022_models-compressed.pdf?v=1784231919

Sources

  • eDASH 500W Step Over Frame (2022 Model) – SERFAS INCArchived document

    Source: serfas.com/products/serfas-edash-500w-e-bike-step-over

    Retrieved October 19, 2026

  • Archived document

    Source: cdn.shopify.com/s/files/1/0647/0995/1593/files/Serfas_DASH_350W_500W_F_500W_Manual_2022_models-compressed.pdf?v=1784231919

    Retrieved October 19, 2026