[US Direct]Aleaivy 48V 20Ah Hailong Lithium Ion Battery, 30A BMS 960Wh 4‑PIN Connector, Replacement E‑Bike Battery for 200W‑1500W Electric Bike, UL2849 UL2272 UL2271 Certified, with US 54.6V 2A Charger & Mounting Accessories

🔋 48V 20Ah 960Wh Hailong E‑Bike Lithium Iron Phosphate Battery

48V 20Ah (960Wh) lithium iron phosphate battery built with Grade‑A premium cells. Max continuous discharge 40A, peak discharge 120A. Suits 200W‑1500W electric bike motors. Delivers 1500+ deep charge‑discharge cycles for long‑term service life, outperforming ordinary lithium batteries. Please verify your motor voltage, power and frame inner space before purchase.

🛡️ 30A Built‑in Smart BMS & Multi‑Level Safety Protection

Integrated 40A BMS provides protection against short‑circuit, over‑current, over‑heat, over‑charge and over‑discharge. Equipped with internal fuse for over‑current defence. Charge temperature:‑20℃~55℃; Discharge temperature:‑20℃~65℃. 4‑PIN OUR HOLDER plug included.

📜 Full UL Safety Certifications

Certified to UL 2849, UL 2272, UL 2271 and complies with UL 1012, 1310, 60950‑1, 62368‑1 standards. Creepage & electrical clearance meet requirements; charging cables feature strain relief; fuse and connector design eliminate electric‑shock & fire‑hazard risks. Certification documents available upon request.

🧰 Complete Accessories Included, Convenient Installation

Package contains: 1×48V 20Ah Hailong battery, 1×battery fixing plate with discharge wire, 1×54.6V 2A US‑plug charger, 1×40A BMS, 2×keys, XT60 male & female connectors, 3×screws (1 spare). Battery level indicator: press button to check remaining power via red‑green LED lights.

⚠️ Charging Safety & After‑sales Support

Only use the matched approved charger. Do not use mismatched third‑party chargers. Do not charge unattended or overnight; unplug once fully charged. We offer 2‑year warranty support. Contact customer service if you are unsure about compatibility for your e‑bike.

Product Specifications

Brand: Aleaivy

Cell Type: Grade‑A Lithium Iron Phosphate Cells

Nominal Voltage: 48V

Nominal Capacity: 20Ah

Energy: 960Wh

Applicable Motor Power: 200W‑1500W E‑bike

Connector: 4‑PIN OUR HOLDER Plug

BMS: 40A

Max Continuous Discharge Current: 40A

Peak Discharge Current: 120A

Charging Temperature: -20℃ ~ 55℃ (-4℉ ~ 131℉)

Discharge Temperature: -20℃ ~ 65℃ (-4℉ ~ 149℉)

Cycle Life: 1500+ deep charge‑discharge cycles

Safety Feature: Short‑circuit, over‑current, over‑heat, over‑charge, over‑discharge protection

Certifications: UL2849, UL2272, UL2271; compliant with UL 1012, 1310, 60950‑1, 62368‑1

Battery Level Indicator Instructions

Press the indicator button to activate LED lights:

‑1 Red + 3 Green Lights = 100%

‑1 Red + 2 Green Lights = 75%

‑1 Red + 1 Green Light = 50%

‑1 Red + 0 Green Lights = 25% ‑ Please charge immediately

Package Contents

‑ 1 × 48V 20Ah Hailong Battery Pack

‑ 1 × Battery Fixing Plate / Frame Mount with Discharging Wire

‑ 1 × 54.6V 2A US Charger

‑ 2 × Keys

‑ 1 × XT60 Connector

‑ 3 × Screws (1 spare screw)

Important Pre‑Purchase Reminder

Please confirm your e‑bike motor voltage, power output and whether the battery can fit inside your bike frame before ordering. If you are uncertain about compatibility, contact our customer service. 2‑year warranty is provided.

Safety Compliance Statement

This battery is UL 2849, UL 2272, UL 2271 certified and complies with UL standards (1012, 1310, 60950‑1 or 62368‑1). Certification documentation can be provided on request.

Sufficient creepage distance and electrical gap distance are designed inside the battery pack. Built‑in output fuse protects the pack against over‑current. Charge‑in / discharge‑out cables adopt strain‑relief structure. Plug dimensions and fuse meet relevant safety standards, no risk of electric shock, fire or explosion under normal working conditions. All required marking & labelling are completed as required.

Critical Charging Safety Instructions

Only use the original matched approved charger for your micromobility device. If you do not have the original charger, contact your device manufacturer for compatible replacement charger information. Never use a random charger from other devices without full compatibility confirmation.

To reduce fire risk when charging:

Unplug charger once charging cycle finishes; do not keep long‑term plugged‑in.

Do not leave charging unattended; never charge while sleeping.

Follow manufacturer guidance for periodic charging if the e‑bike stays unused for long periods.