48V 13Ah / 15Ah / 17.5Ah Down-Tube E-Bike Battery, 624Wh / 720Wh / 840Wh, 13S5P, 18650 Cells, 30A BMS, 5C Discharge, Fit 500W-1000W, Compatible with Magnum Mi6 Cruiser Low Rider Peak Scout Metro Ranger 1.0 2.0

48V down-tube e-bike battery, 13Ah/15Ah/17.5Ah (624/720/840Wh), 13S5P 18650 cells, 30A BMS, 5C discharge, 456.5×65×104mm, 800-1000 cycles. Drop-in for Magnum Mi6 Cruiser Low Rider Peak Scout Metro Ranger 1.0 2.0.

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48V Down-Tube E-Bike Battery

This is a 48V down-tube (downtube) lithium-ion battery, available in 13Ah, 15Ah and 17.5Ah capacities (up to 840Wh). Engineered as a drop-in replacement for the Magnum Mi6, Cruiser, Low Rider, Peak, Scout, Metro, Ranger 1.0 and Ranger 2.0 e-bikes, with flexible fit for mountain, city, folding, fat-tire and road bikes. Built on a 13S5P layout with 18650 cells, it delivers 5C discharge and 800-1000 charge cycles through a 30A BMS, with an LED display on the pack.

Compatibility

✅ Magnum Mi6

✅ Magnum Cruiser

✅ Magnum Low Rider

✅ Magnum Peak

✅ Magnum Scout

✅ Magnum Metro

✅ Magnum Ranger 1.0 / 2.0

✅ Compatible with 48V 500W, 750W, 1000W motor systems

✅ Mount: Down-tube / downtube

✅ Fits electric bike, mountain bike, city bike, folding bike, fat-tire bike, road bike, cruiser

⚠️ Important: Fits down-tube mounting; verify bracket and connector before ordering.

Capacity Options

ModelVoltageCapacityEnergyConfigurationWeight
13Ah48V13Ah624Wh13S5P—
15Ah48V15Ah720Wh13S5P—
17.5Ah48V17.5Ah840Wh13S5P—

Key Features

✅ Down-Tube Fit: Compact shell (456.5 × 65 × 104 mm) mounts in the down-tube position and locks in place.
✅ Three Capacity Options: Choose 13Ah (624Wh), 15Ah (720Wh) or 17.5Ah (840Wh) to match your range.
✅ 5C High Discharge: Stable high-current output for 500W-1000W motors.
✅ Premium 18650 Cells: 13S5P layout for stable voltage and long service life.
✅ 30A Smart BMS: Over-charge, over-discharge, over-current and short-circuit protection.
✅ 800-1000 Cycle Life: Reliable performance across years of commuting.
✅ LED Display: Check remaining charge at a glance; protected USB, discharge and charge ports.

Technical Data

ParameterValue
Nominal Voltage48V
Nominal Capacity13Ah / 15Ah / 17.5Ah
Energy624Wh / 720Wh / 840Wh
Composed Type13S5P
Cell18650 Lithium-ion
Size456.5 × 65 × 104 mm (17.97 × 2.56 × 4.09 in)
MaterialPlastic
BMS30A
Discharge Grade5C discharge
Charger54.6V, 2A / 3A
Fit Motor500W-1000W (500W / 750W / 1000W)
Cycle Life800-1000 Times
DisplayLED
Battery PositionDown Tube (Downtube)
ApplicationElectric bike, e-bike, electric tricycle

Packing List

  • 1 × Battery (down-tube mount)

Specifications

Product Name: 48V Down-Tube E-Bike Battery

Voltage: 48V

Capacity: 13Ah / 15Ah / 17.5Ah

Energy: 624Wh / 720Wh / 840Wh

Configuration: 13S5P

Cell: 18650 Lithium-ion

Size: 456.5 × 65 × 104 mm (17.97 × 2.56 × 4.09 in)

Material: Plastic

BMS: 30A Smart BMS

Discharge Grade: 5C

Charger: 54.6V, 2A / 3A

Fit Motor: 500W-1000W (500W / 750W / 1000W)

Cycle Life: 800-1000 Times

Display: LED

Battery Position: Down Tube (Downtube)

Application: Electric bike, e-bike, electric tricycle

Fit For: Magnum Mi6 / Cruiser / Low Rider / Peak / Scout / Metro / Ranger 1.0 / Ranger 2.0

Important Notes

  • Confirm your bike uses a down-tube battery mount before ordering.
  • This is a replacement battery, not an original Magnum item — verify mounting, connector and BMS protocol first.
  • Range varies with rider weight, terrain and assist level.

testimonials

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

Got More question?

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.