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48V High Load Stable Output NCM Electric-bike Battery with smart BMS For Delivery Heavy Duty Electric Cargo Bikes made in china
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48V High Load Stable Output NCM Electric-bike Battery with smart BMS For Delivery Heavy Duty Electric Cargo Bikes made in china

48V High Load Stable Output NCM Electric-bike Battery with smart BMS For Delivery Heavy Duty Electric Cargo Bikes made in china

Model No:Polly DP-6/6C
Battery Chemistry:NCM(Li-ion)
Rated Voltage:48V
Capacity:13AH/14.5AH/16AH/17.5AH customer design(higher capacity)
Cycle Life: 800-1000 times, 80%

 

48V Electric Cargo Bike Battery – High‑Torque Power for Heavy Loads

Equip your cargo bikes with a 48V electric cargo bike battery engineered for heavy loads, stop‑and‑go city traffic, and all‑weather commercial use.

With 13Ah, 14.5Ah, 16Ah, and 17.5Ah configurations – plus custom higher capacity packs – this lithium‑ion battery platform is built for B2B wholesale, OEM, and fleet projects across the USA and EU.

Optimized for logistics, delivery services, family cargo bikes, and utility e‑bikes, it combines strong torque output, long range, and robust safety protections to keep operations running reliably day after day.

 

Core Advantages for Cargo & Utility E‑Bikes

 

  • High System Voltage: 48V for stronger torque and better hill performance
  • Capacity Choices: 13Ah / 14.5Ah / 16Ah / 17.5Ah + custom high‑capacity options
  • Target Users: Cargo bike brands, wholesalers, fleet operators, delivery platforms, OEM/ODM projects
  • Regions: Optimized for US and EU markets (North America, DACH, Benelux, Nordic, Southern Europe, UK/Ireland)
  • Chemistry: High‑grade lithium‑ion cells with advanced BMS protection
  • Key Benefits: Long service life, stable output under load, scalable design for dual‑battery systems

 

Built for Commercial Cargo Use in US & EU Cities

 

Electric cargo bikes in New York, Los Angeles, Chicago, London, Berlin, Amsterdam, Copenhagen, Paris, Madrid and other dense urban areas operate under demanding conditions:

  • Frequent starts and stops in traffic
  • Heavy payloads: groceries, parcels, tools, children, and equipment
  • Mixed terrain: bridges, ramps, overpasses, cobblestones, and bike lanes
  • All‑weather riding in rain, heat, and cold
  • This 48V electric cargo bike battery is designed specifically to handle these real‑world conditions, delivering:
  • High peak current for hill starts with loaded bikes
  • Stable voltage to avoid power drop‑off midway through the route
  • Architecture ready for single or dual‑battery cargo bike systems

 

Capacity Options for Different Cargo Scenarios

 

▲ 48V 13Ah – Entry‑Level for Short‑Range Utility

  • Ideal for short delivery routes, short‑distance utility use, and indoor campuses
  • Best for light to medium loads with frequent opportunities to charge
  • Suitable for test fleets, demo bikes, and entry‑level cargo bike models
  • Keeps total bike cost and weight down, attractive for price‑sensitive projects
  • Recommended for:
  • Local shops and small businesses with short daily routes
  • University or corporate campuses in the US and EU with limited range requirements

 

▲ 48V 14.5Ah – Balanced Option for Urban Logistics

  • More energy for typical last‑mile delivery routes in US and EU cities
  • Good for food delivery, courier services, and service technicians
  • Handles moderate hills and persistent stop‑and‑go without significant performance drop
  • Practical choice when you need cost‑effective range with commercial reliability
  • Recommended for:
  • Urban delivery fleets in New York, San Francisco, Seattle, Boston, London, Paris, Berlin, Munich, Barcelona, Milan, Amsterdam
  • OEM cargo bike lines where 14.5Ah at 48V becomes the standard spec

 

▲ 48V 16Ah – Optimized for Workhorse Cargo Bikes

  • Provides extra buffer for longer routes and unpredictable detours
  • Suitable for mixed‑terrain US suburbs and hilly European cities
  • Strong option for riders carrying children plus cargo or heavier commercial loads
  • Reduces charging interruptions during the workday
  • Recommended for:
  • Grocery delivery, refrigerated box cargo bikes, contractor/service e‑bikes
  • Cargo bike brands that need a mid‑to‑high capacity default for North American and European customers

 

▲ 48V 17.5Ah – Extended Range for Demanding Fleets

  • Designed for high‑duty fleets and long‑distance cargo operations
  • Ideal where bikes cover large areas in metro regions and suburban belts
  • Excellent for use with mid‑drive or high‑power hub motors (500W–1000W)
  • Reduces range anxiety and supports long shifts with fewer battery swaps
  • Recommended for:
  • Professional couriers and logistics companies in large US metro areas
  • High‑end cargo bikes sold in Germany, Netherlands, Denmark, Sweden, Norway, UK and other advanced e‑bike markets

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Custom High‑Capacity & Dual‑Battery Solutions

 

For OEM / ODM and B2B projects, we also support:

  • Higher‑capacity 48V packs (e.g. 20Ah, 21Ah, 25Ah, and beyond)
  • Dual‑battery setups with smart switching or parallel configuration
  • Special housings for long‑tail, long‑john, front‑loader, and trike cargo frames

Share your:

  • Target range (miles / kilometers)
  • Motor rating (48V 500W, 750W, 1000W, etc.)
  • Typical payload weight and usage pattern
  • US / EU regulatory requirements
  • and we will design a capacity and configuration strategy aligned with your market and price point.

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High‑Performance Lithium‑Ion Cells for Heavy Loads

 

In cargo applications, voltage sag and thermal stress can be serious issues. This 48V cargo bike battery uses carefully selected lithium‑ion cells to address them:

  • High discharge capability to support steep starts under load
  • Stable voltage curve across the state of charge, improving ride consistency
  • Optimized internal resistance to reduce heat buildup during peak current draws
  • Long cycle‑life when used in commercial duty cycles
  • Cell selection and pack design meet the needs of North American and European fleet operators who require predictable, repeatable performance over thousands of kilometers.

 

Advanced Battery Management System (BMS)

 

Every 48V electric cargo bike battery includes a commercial‑grade BMS with:

  • Over‑charge & over‑discharge protection
  • Over‑current & short‑circuit protection
  • Temperature monitoring and safe cut‑off thresholds
  • Cell balancing for consistent voltage distribution
  • Options for CANBus / UART communication (available for OEM projects)

For B2B and OEM partners, we can:

  • Tune current limits to match specific motors and controllers
  • Adjust cut‑off thresholds for extended cycle life
  • Integrate data logging to support fleet management and warranty analysis
     

    E-bike

     

 

Mechanical Design for Cargo Frames

 

Cargo bikes come in many formats: front‑loader (bakfiets), long‑tail, mid‑tail, trikes, and box bikes. Our 48V cargo battery platform can be adapted to these layouts:

  • Down‑tube, rear‑rack, or frame‑integrated housings
  • Mounting systems engineered to resist vibration, torsion, and side loading from cargo use
  • Lock and key systems for secure parking in public US and EU city environments
  • Options for IP‑enhanced sealing for all‑weather operation
  • We collaborate with OEMs to align:
  • Mounting interface with existing frames
  • Cable exits and connector locations
  • Space for dual‑battery mounts or range‑extender solutions

 

Compatibility with US & EU Cargo E‑Bike Systems

 

Our 48V electric cargo bike battery platform is suitable for typical US and EU‑spec systems:

  • Compatible with 48V mid‑drive motors and 48V hub motors (commonly 500W–1000W, and region‑limited to legal output)
  • Customizable discharge current for US Class 1 / Class 2 / Class 3 e‑bike configurations
  • Adaptable to EU EN 15194 compliant systems (250W nominal, speed‑limited, with torque or cadence sensors)
  • We support connector and harness customization for:
  • US brands using Anderson, XT60, XT90, or proprietary plugs
  • EU manufacturers using Higo / Julet style connectors, custom harnesses, or motor brand‑specific plugs

 

PTechnical Overview

 

Electrical Specs

Nominal Voltage

48V

Capacity Options

13Ah / 14.5Ah / 16Ah / 17.5Ah

Approx. Energy

48V 13Ah ≈ 624Wh

48V 14.5Ah ≈ 696Wh

48V 16Ah ≈ 768Wh

48V 17.5Ah ≈ 840Wh

Chemistry

Lithium‑ion

Recommended Charge Voltage

54.6V

Continuous & Peak Discharge

configurable based on motor and controller specs

 

Mechanical / Environmental

 

  • Application: Electric cargo bikes, long‑tail and front‑loader bikes, utility e‑bikes, commercial fleets
  • Housing: Impact‑resistant enclosure designed for vibration, curb impacts, and heavy‑load use
  • Protection Class: Enhanced sealing options for rainy US coasts and Northern / Central European climates
  • Safety & Certifications (project‑specific)
  • Integrated BMS with electrical protections
  • Support for designs intended to meet UL‑related requirements (US) and EN standards (EU)
  • Assistance with documentation for fleet tenders and OEM compliance processes

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B2B Wholesale & OEM / ODM Services

 

This 48V electric cargo bike battery platform is targeted at business customers, not end‑users. We provide:

♦ For Wholesalers & Distributors

Bulk pricing for container or pallet quantities

Stable production with consistent cell sourcing and batch control

Support for private labeling, packaging design, and regional labeling (US / EU languages)

Flexible MOQs for new market testing or expansion

 

♦  For Cargo Bike Brands & OEMs

Custom capacity design (Ah, continuous current, peak current)

Tailor‑made housing molds to match your frame graphics and geometry

Firmware‑level BMS customization and communication protocols

Joint development for dual‑battery cargo platforms

 

♦ For Fleets & Logistics Operators

Standardized battery models for easy swap and inventory management

Optional data interfaces for telematics and fleet management systems

Consulting on charging infrastructure, rotation strategies, and lifecycle cost

 

Keyword Focus for US & EU SEO

 

This product description is optimized around core search phrases such as:

  • 48V electric cargo bike battery
  • electric cargo bike battery pack 48V
  • 48V e‑cargo bike battery for fleets
  • 48V cargo bike battery wholesale USA / EU
  • OEM 48V cargo e‑bike battery for European brands
  • B2B custom 48V cargo bike battery solutions

These terms help reach professional buyers, importers, and manufacturers searching for commercial‑grade cargo e‑bike power systems in North America and Europe.

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FAQ – 48V Electric Cargo Bike Battery (B2B | USA & EU)

1. What capacity should I choose for my cargo bike line?

For OEM / wholesale projects, capacity choice depends on:
Average daily mileage expected per bike
Typical payload (child transport, parcels, food delivery, tools)
Terrain profile in your target cities (flat vs. hilly)
Legal and speed class targets (US Class 1/2/3, EU 25 km/h limit)
General guidance:
13Ah (624Wh): Short urban routes, small local businesses, budget models
14.5Ah (696Wh): Standard last‑mile cargo use in mixed US/EU city environments
16Ah (768Wh): Heavier loads and mid‑length routes, a good "workhorse" option
17.5Ah (840Wh): Long‑range fleets, hilly cities, demanding professional use
We can provide range simulations based on your motor, controller, and expected load.

2. Is this battery compatible with my existing 48V cargo bike motors?

In most cases, yes, as long as your system is 48V and the mechanical space allows installation. To confirm compatibility, we will check:
System voltage: must be 48V
Motor power rating: typically 250W–1000W for cargo bikes
Controller current draw (continuous and peak)
Required connector type and cable length
Available space on the frame (down‑tube, rear rack, cargo compartment)
We can adapt discharge leads, connectors, and mounting systems to align with US and EU motor suppliers.

3. Can you provide customized batteries for my brand (OEM / ODM)?

Yes. For B2B customers, we offer full customization:
Capacity & current tailored to your performance targets
Housing design matching your cargo frame geometry and branding
BMS communication interfaces to integrate with your display, controller, and telematics
Customized labels, colors, and packaging for US and European retail or fleet deployment
We can work from your CAD drawings or co‑develop mechanical and electrical specifications.

4. How many cycles can the battery deliver under cargo use?

Actual cycle life depends on depth of discharge, load, temperature, and charging habits. Under typical cargo usage with proper care:
Expect hundreds of full cycles with significant capacity retention
Many fleets see multi‑year service life when avoiding deep discharge and extreme heat
For high‑utilization fleets in US and EU cities, we can help design a battery rotation and replacement strategy to control total cost of ownership.

5. Do you support US and EU safety and compliance requirements?

Yes. We design with US and EU regulatory frameworks in mind:
Support for projects targeting UL‑related standards for e‑bike batteries and chargers in North America
Assistance in meeting EU EN‑series e‑bike standards, including documentation and test support
Guidance on labeling, safety instructions, and user documentation for US and EU retailers and fleet tenders
Compliance scope depends on your final system design; we cooperate closely with your engineering or certification partners.

6. What are the charging requirements?

Nominal system voltage: 48V
Recommended charge voltage: 54.6V using compatible lithium‑ion chargers
Charger current can be specified according to your fleet turnover and battery capacity
For B2B clients, we can:
Supply matched chargers for the US (e.g., 110–120V input) and EU (220–240V input)
Offer different charge current levels for overnight charging or rapid turnaround

7. Can these batteries be used in cold or hot climates?

Yes, but performance and cycle life are affected by ambient temperature:
Cold climates (e.g. Northern US, Canada border, Scandinavia, Alpine regions) may reduce range temporarily
Hot climates (e.g. Southern US, Mediterranean Europe) require good ventilation and careful storage
We can recommend temperature‑related BMS settings, storage guidelines, and operational best practices specifically for your region.

8. Do you offer after‑sales and technical support for B2B customers?

For wholesalers, OEMs, and fleet operators, we provide:
Technical documentation and wiring diagrams
Training for installers and service partners
Support for diagnosing fleet‑level issues and optimizing usage patterns
Service models and SLAs can be defined based on order volume and market region (USA / EU).

9. What information do you need to start a custom 48V cargo battery project?

To start an OEM or fleet project, please share:
Target markets (US, EU, or both)
Motor and controller specifications
Frame drawings or photos showing mounting area
Expected daily mileage, load patterns, and desired service life
Initial order quantity and rollout schedule
With this information, we can propose battery specs, pricing structure, and lead times tailored to your cargo bike business.

 

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