Luna X2 & Z1 Enduro 48V 10.4Ah 13Ah 14Ah 17.5Ah / 52V 15Ah Lithium Downtube Replacement Battery for LUNA X-2 & Z1 Ebike

Luna X2 & Z1 48V/52V lithium downtube battery: 10.4Ah, 13Ah, 14Ah, 17.5Ah & 15Ah. 13S4P/14S4P/13S5P, BMS 15–40A, 2C/3C discharge, 398×83×74mm, 2A/3A/4A charger.

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Luna X2 & Z1 48V / 52V Lithium Downtube Battery
This replacement lithium-ion battery is designed for the Luna X2 and Luna Z1 Enduro e-bikes. Available in 48V 10.4Ah / 13Ah / 14Ah / 17.5Ah and 52V 15Ah options, it fits the integrated downtube mount and delivers reliable power for high-torque enduro riding.
Compatibility

✅ Luna X2 Enduro (Bafang M600 mid drive, 750W)

✅ Luna Z1 Enduro (Bafang Ultra M620 mid drive)

Please confirm your bike uses the Luna integrated downtube battery mount and the original voltage (48V or 52V) before ordering.
Precise Dimensions
ParameterValue
Nominal Voltage36V / 48V / 52V
Nominal Capacity10.4Ah / 13Ah / 14Ah / 17.5Ah (48V); 15Ah (52V)
Cell Configuration13S4P / 14S4P / 13S5P / 14S3P
Battery Cell18650 (2600mAh / 3200mAh / 3500mAh)
BMS15A / 20A / 30A / 40A
Discharge Grade2C / 3C
Battery PositionDown Tube (Integrated)
Size398 × 83 × 74 mm (15.67 × 3.27 × 2.91 in)
Charger2A / 3A / 4A
Compatible Motor250W – 1500W
Battery TypeLithium Ion (Li-ion)

 

Package Includes

1 × Luna X2/Z1 Downtube Lithium Battery Pack (capacity per selected option)

1 × Integrated BMS (15A / 20A / 30A / 40A)

Key Features

✅ Integrated Downtube Fit: Direct fit for the Luna X2 and Z1 integrated downtube mount.

✅ 48V & 52V Options: Choose 48V (10.4–17.5Ah) or 52V (15Ah) to match your system.

✅ 13S4P/14S4P/13S5P/14S3P Configurations: Grade 18650 cells with 2600/3200/3500mAh options.

✅ 15A/20A/30A/40A BMS: Protects against overcharge, over-discharge, over-current and short circuit.

✅ 2C/3C Discharge: Sustains high-torque load from mid-drive motors (Bafang M600 / M620).

✅ 250–1500W Motor Support: Covers Luna X2 and Z1 enduro setups.

Specifications

Brand: Compatible replacement (OEM-style)

Product Name: Luna X2 & Z1 Downtube Lithium Battery

Nominal Voltage: 36V / 48V / 52V

Capacity: 10.4Ah / 13Ah / 14Ah / 17.5Ah (48V); 15Ah (52V)

Configuration: 13S4P / 14S4P / 13S5P / 14S3P

Size: 398 × 83 × 74 mm

BMS: 15A / 20A / 30A / 40A

Charger: 2A / 3A / 4A

Discharge: 2C / 3C

Motor Compatibility: 250–1500W

Battery Type: Lithium Ion (Li-ion)

Important Notes

Please verify your bike is a Luna X2 or Z1 Enduro using the integrated downtube battery mount and confirm the original voltage (48V or 52V) before ordering to prevent incompatibility.

Capacity options are selected at purchase; please confirm the required Ah before ordering.

Only the battery pack is included; charger, frame or other accessories are not part of this listing.

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What Our Riders Say

We specialize in mid-drive motors and e-bike parts. Strict testing, powerful R&D and flexible OEM service guarantee long-term cooperation.

It used to take me weeks to hunt down hard‑to‑find e‑bike spare parts. Their compatibility‑check technical support saved me countless repair headaches. Reliable supplier I can always count on.

Mark Wilson Repair Technician

Flexible mixed‑batch ordering is a game‑changer for my business. Low‑risk trial‑order options, fast delivery and solid OEM‑ODM service help me expand my product range with zero inventory pressure.

Jennifer Carter Wholesale

We have been sourcing e‑bike components from them for over one year. Product quality is consistent, and their responsive after‑sales support makes our daily shop‑running much easier. Highly recommended.

Ryan Thompson ebike shop owner

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For more FAQs and further details, please get in touch with us

faqs

Frequently Asked Questions

We supply genuine OEM parts and premium compatible aftermarket replacement parts for e-bikes, including motor components, controllers, throttles, PAS sensors, wiring harnesses, connectors and Bosch form-factor batteries.

We serve mainstream drive system manufacturers: Ananda, Bafang, Aikema, Tongsheng, Shengyi, Bosch and more. We also provide repair components for complete e-bike brands including Sur‑Ron, Aventon, Trek and many others.

All items are brand-new and inspected before shipment. We do not supply second-hand or refurbished goods.

Our team verifies compatibility according to your bike model, motor info or original part photos. We confirm available OEM parts or recommend workable alternative solutions.

Yes. Flexible order sizes are supported, ranging from single spare parts to bulk purchases.

Sea freight, air freight and rail transport are optional.

Lead time varies by item and shipping mode. We confirm exact timelines before each order and share tracking updates.

We provide part identification, model matching and full order follow-up support.