48V 7.8Ah 9Ah 10.5Ah 500WH Downtube Lithium Battery Compatible with HIMO Z16 Max / Z16 / Z20 / ZB20, 350×59×85mm, 5C Discharge

48V 7.8Ah/9Ah/10.5Ah 500WH downtube battery for HIMO Z16 Max/Z16/Z20/ZB20 folding e-bike. 13S3P, BMS 30A, 5C discharge, 350×59×85mm, 250W–500W.

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Upgrade ZL20 Foldable E-bike Battery 48V 7.8Ah / 9Ah / 10.5Ah
This professional lithium-ion battery is a dedicated replacement spare part engineered for HIMO foldable e-bikes, covering the Z16 Max, Z16, Z20 and ZB20. Featuring a compact 13S3P pack in a downtube mount, it restores reliable power and extends riding range.
Compatibility
✅ HIMO Z16 Max Folding E-bike (Downtube, 48V)
✅ HIMO Z16 Folding E-bike (Downtube, 48V)
✅ HIMO Z20 Folding E-bike (Downtube, 48V)
✅ HIMO ZB20 Folding E-bike (Downtube, 48V)
Precise Dimensions
ParameterValue
Nominal Voltage48V
Nominal Capacity7.8Ah / 9Ah / 10.5Ah
Cell Configuration13S3P
BMS30A
Discharge Grade5C
Battery PositionDowntube / Inside Frame
MaterialAluminum
Size350 × 59 × 85 mm (13.78 × 2.32 × 3.35 in)
Compatible Motor250W – 500W
Battery TypeLithium Ion (Li-ion)
Energy500Wh
Package Includes
1 × Downtube Battery Pack (capacity per selected option)
1 × Integrated BMS (30A)
Key Features
✅ Precision Downtube Dimensions: 350×59×85mm profile for a perfect fit on the HIMO folding frame.
✅ 48V 13S3P Configuration: High-grade li-ion cells deliver stable, long-lasting power.
✅ 7.8Ah / 9Ah / 10.5Ah Capacity Choices: Choose the capacity that fits your range needs.
✅ 30A BMS + 5C Discharge: Reliable output under sustained motor load.
✅ Aluminum Shell: Lightweight, durable and easy to install.
Specifications
Brand: Compatible replacement (OEM-style)
Product Name: Upgrade ZL20 Downtube Lithium Battery
Nominal Voltage: 48V
Capacity: 7.8Ah / 9Ah / 10.5Ah
Configuration: 13S3P
BMS: 30A
Discharge Grade: 5C
Material: Aluminum
Size: 350 × 59 × 85 mm
Energy: 500Wh
Compatible Motor: 250W – 500W
Compatible Models: HIMO Z16 Max, Z16, Z20, ZB20
Color: As shown in the picture
Package: 1 downtube battery pack (capacity per selected option)
Important Notes
Please verify your e-bike is a HIMO folding bike using the downtube mount and confirm the original voltage (48V) 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 the package.
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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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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.