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Addmotor Foldtan M-140 R7 Folding Fat Tire eBike Replacement Battery

A battery from the Addmotor Foldtan M-140 R7 Folding Fat Tire eBike's own manufacturer is documented for it. Specifications, any replacement options and the recall status are below, each with its source.

Last updated: 4 September 2026

Addmotor's product page

The battery for this vehicle

17.5Ah Silverfish Battery
Manufacturer documented

Foldtan M-140 R7 Folding Fat Tire eBike’s own specification gives its battery as 48 V, 20 Ah, while this pack is 17.5Ah. 17.5Ah Silverfish Battery is documented by the manufacturer as fitting this machine, but it is not the capacity the machine’s own specification states — check which pack yours has before buying.

Voltage
48 V

Source: addmotor.com/products/48v16ah-battery-pack

Capacity
16000 mAh

The maker's own sources give more than one figure for this. Elsewhere on this page it is given as 48 V, 17.5 Ah.

Voltage and capacity
48 V, 17.5 Ah

Source: addmotor.com/products/48v16ah-battery-pack

Energy
840Wh

Source: addmotor.com/products/48v16ah-battery-pack

Charging time
6–7 hours

Source: addmotor.com/products/48v16ah-battery-pack

Why this pack is listed for the Foldtan M-140 R7 Folding Fat Tire eBike

“Addmotor e-bike models of M-140, M-150, M-330, and 2022 versions of M-350 & M-340.”

The manufacturer names this model in their own words above. Reported, not endorsed — confirm with the manufacturer before buying or fitting.

Full specifications, sources and every vehicle this pack fits →

Source for these specifications

  • 17.5Ah Silverfish Battery — Addmotor product pageMANUFACTURER BATTERY PAGE

    Source: addmotor.com/products/48v16ah-battery-pack

    Retrieved August 29, 2026

Recall & safety status

Sources

  • 17.5Ah Silverfish Battery — Addmotor product pageMANUFACTURER BATTERY PAGE

    Source: addmotor.com/products/48v16ah-battery-pack

    Retrieved August 29, 2026

Related pages

Other packs Addmotor sells. None is documented as fitting this machine — that would take evidence, and none is on file. Where a model number appears in one of these names it is part of Addmotor’s own product title, not a claim of ours about what it fits.