FREESKY Ranger Air M-540 Replacement Battery

A battery from the FREESKY Ranger Air M-540's own manufacturer is documented for it (47.19V, 24.5Ah). Specifications, any replacement options and the recall status are below, each with its source.

Last updated: 8 September 2026

FREESKY's page for this machine

The battery for this vehicle

FP4825R0

SKU FP4825R0

Manufacturer documented

Voltage: 47.19Vd.c.
Capacity: 24.5Ah
Water and dust rating: IP33

Why this pack is listed for the Ranger Air M-540

“Model(s): FP4825R0”

The manufacturer's own statement for this pack. Reported, not endorsed — confirm with the manufacturer before buying or fitting.

Full specifications, sources and every vehicle this pack fits →

Battery certifications

UL 2271Standard for Batteries for Use in Light Electric Vehicle (LEV) ApplicationsVerified certification recordIssuer: TÜV SÜD America, Inc.Cert #U10 128702 0003 Rev. 00TÜV SÜD Certificate Explorer — U10 128702 0003 Rev. 00 — tuvsud.com/en/customer-hub/ps-cert/?q=A18I8
Applies in: US and Canada
Issued to FreeSky's manufacturer, GuangZhou Yansan Science & Technology, on 3 April 2025, covering battery FP4825R0 at 47.19 V and 24.5 Ah. Tested to UL 2271:2018 and CAN/UL 2271:2018, test report 6828224084501. TÜV SÜD's own certificate register lists it as valid. TÜV SÜD certified it; we did not test it.

Each standard listed is an independent claim about this specific product — one standard does not imply compliance with another.

Source for these specifications

TÜV SÜD certificate U10 128702 0003 Rev. 00 (UL 2271)MANUFACTURER DOCUMENT
TÜV SÜD America, Inc.
Source: cdn.shopify.com/s/files/1/0605/5188/9131/files/UL2271-Ranger-Air-M540-25Ah.pdf
Retrieved September 8, 2026

Complete e-bike system certifications for the Ranger Air M-540

UL 2271Standard for Batteries for Use in Light Electric Vehicle (LEV) ApplicationsVerified certification recordIssuer: TÜV SÜD America, Inc.Cert #U10 128702 0003 Rev. 00TÜV SÜD certificate U10 128702 0003 Rev. 00 (UL 2271) — cdn.shopify.com/s/files/1/0605/5188/9131/files/UL2271-Ranger-Air-M540-25Ah.pdf
Applies in: US and Canada
Issued to FreeSky's manufacturer, GuangZhou Yansan Science & Technology, on 3 April 2025, covering battery FP4825R0, 47.19 V, 24.5 Ah. TÜV SÜD's own certificate register lists it as valid. FreeSky publish it on this machine's product page. TÜV SÜD certified it; we did not test it.
UL 2849Standard for Electrical Systems for eBikesVerified certification recordIssuer: TÜV SÜD America, Inc.Cert #U14 128702 0008 Rev. 00TÜV SÜD certificate U14 128702 0008 Rev. 00 (UL 2849) — cdn.shopify.com/s/files/1/0605/5188/9131/files/UL2849-Ranger-M-540.pdf
Applies in: US and Canada
Issued to FreeSky's manufacturer, GuangZhou Yansan Science & Technology. TÜV SÜD's own register lists it as valid. TÜV SÜD certified it; we did not test it. FreeSky sell two machines as M-540 — this one and the Ranger Plus — and the certificate names the code, not the machine.

Each standard listed is an independent claim about this specific product — one standard does not imply compliance with another.

Recall & safety status

Sources

TÜV SÜD certificate U10 128702 0003 Rev. 00 (UL 2271)MANUFACTURER DOCUMENT
TÜV SÜD America, Inc.
Source: cdn.shopify.com/s/files/1/0605/5188/9131/files/UL2271-Ranger-Air-M540-25Ah.pdf
Retrieved September 8, 2026

Other packs FREESKY 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 FREESKY’s own product title, not a claim of ours about what it fits.

FREESKY Ranger Air M-540 overview
FP4815R0 — another FREESKY pack
FP4818R0 — another FREESKY pack
FP4830R0 — another FREESKY pack