جولای . 28, 2025 10:01 Back to list

High Quality 48V Electric City Bicycle with 350W Smart Rear Hub Motor

As urban mobility continues to evolve, High Quality 48V Electric City Bicycles Integrated 350W Rear Hub Motor Steel Frame with Digital Electronic Sensor-Smart Type emerges as a high-performing, sustainable, and intelligent solution for daily commuting and rapid logistics. This article delivers an authoritative technical overview, trend analysis, and practical insights across manufacturing, industry standards, and real-world applications.

1. Industry Trends: The Rise of Electric City Bicycles

Urbanization and environmental concerns are fueling demand for electric city bicycles globally. According to Statista, the market size for e-bikes is projected to grow to $53.5 billion by 2027, with smart e-bikes penetration rising rapidly in Europe, North America, and Asia.
Technological advancements—such as digital sensors, lightweight steel frames, and brushless hub motors—enable greater efficiency, comfort, and user safety.
Regulations (ISO 4210, EN 15194) and eco-incentive policies are driving quality, standardization, and market expansion.

2. Main Technical Specification of High Quality 48V Electric City Bicycles Integrated 350W Rear Hub Motor Steel Frame with Digital Electronic Sensor-Smart Type

Parameter	Specification	Industry Standard
Battery Voltage	48V	EN 15194/ISO 4210
Motor Power	350W (Brushless Rear Hub)	CE, UL2849
Frame Material	High-Tensile Steel (Anti-corrosive coated)	ISO 6892
Sensor Type	Integrated Digital Electronic Sensor-Smart Type	ISO 20957
Charging Time	4-6 hours	IEC 60335-2-29
Maximum Speed	25 km/h - 32 km/h (Programmable)	Local Road Standard
Range per Charge	50-80 km (Pedal Assist Mode)	Tested ISO 4210-10
Torque	≥40 Nm	EN 15194
Weight (Net)	~27 kg	ISO 4210
Smart System	Integrated LCD, Real-time Monitoring, Connectivity	UL2272
Certifications	CE, ISO 4210, EN 15194, ROHS	-

3. Manufacturing Process Explored

The manufacturing of High Quality 48V Electric City Bicycles Integrated 350W Rear Hub Motor Steel Frame with Digital Electronic Sensor-Smart Type adheres to stringent quality controls and modern fabrication methods to ensure safety, performance, and longevity. Key process steps include:

Raw Material Inspection
(ISO 9001) → Steel Frame Forming
(Hydroforming & CNC Cutting) → Motor Assembly
(Brushless / Rear Hub) → Digital Sensor Integration
(PCB SMT, ISO/CE-tested) → Final Inspection & Certification
(ISO 4210, EN 15194) → Packaging & Shipping
(Shock-Proof, Export-Grade)

[For a full process animation, watch this video]

4. Key Technology Advantages & Industry Applications

Corrosion-Resistant Steel Frame: Hot-dip galvanized and powder-coated steel enables extended service life (>100,000 km under ISO 37001-9 fatigue standards), with excellent resistance to urban pollution and outdoor conditions—ideal for commercial fleets and utilities.
Integrated Digital Sensor-Smart Type: Advanced electronic sensors with CAN-bus communication provide intelligent pedal assist, speed monitoring, anti-theft, and self-diagnosis, meeting advanced ISO 4210 and EN 15194 safety requirements.
Low Energy Consumption: 350W brushless rear hub motor achieves over 85% energy efficiency, contributing to 15-30% energy savings compared to competing traditional city bikes (Tested: CE UL2849).
Smart System & IoT: Real-time LCD dashboard displays range, speed, torque, and diagnostics. Optional Bluetooth/4G module for fleet management and GPS tracking.
Customizable for Various Sectors: High adaptability for municipal transportation, property management, tourism, petrochemical sites, logistics park, and water supply & sewage industries.

5. EChart: Technology Parameter Trends & Comparison Visualization

Feature	Pengchi Bike	Traditional City Bike	Premium EU E-Bike
Motor Power	350W rear hub (brushless)	250W geared	250/350W mid-drive
Smart Sensor	Digital, ISO 4210-10	Analog, passive	Torque, advanced digital
Battery	48V 13/15Ah Li-ion	36V 10Ah	36-48V 10-14Ah
Frame Material	Steel (Powder-coated)	Aluminum Alloy	Aluminum/Alloy (Carbon opt.)
Range	Up to 80 km	Up to 38 km	Up to 90 km
Corrosion Protection	Yes (ISO tested)	No	Optional
Certifications	CE, ISO, EN15194, ROHS	CE	CE, TÜV, UL
Price Range (USD)	$950~$1150	$650~$850	$1500~$3000

6. Custom Solutions & Typical Application Scenarios

Fleet Customization: Adapted battery storage, rear cargo racks, IoT tracking—well suited for property management, postal & last-mile logistics delivery.
Industrial Facility Use: Specific frame coatings and anti-corrosion packages for petrochemical, metallurgy, and water utilities.
Shared Mobility & Tourism: Enhanced anti-theft smart locking, sturdy kickstands for rental cycles in parks, resorts, and public transportation hubs.

Case Study: Metropolitan Utility Fleet Modernization

Client: City Water & Drainage Authority (Europe, 2022)
Specification: 48V, 350W integrated smart e-bike; customized anti-corrosion steel frame, GPS/IoT module, special livery.
Outcome: Reduced staff transit time by 34%, energy usage per km by 21%, average battery swap period up to 395 charging cycles. Client cited improved reliability in heavy weather and urban chemical pollution. (Verified by fleet pilot—see LEVA-EU)

7. FAQ: Technical Terms & Professional Answers

Q1: What material is used in the steel frame and what is its corrosion resistance level?

A1: The steel frame is made from Q195/235 anti-corrosive hot-dip galvanized steel, further treated with powder-coating. It passed ISO 9227 salt spray tests (>500h) for urban and industrial deployment.

Q2: What is the exact motor specification and how is it integrated?

A2: The 350W brushless rear hub motor is integrated with smart CAN-bus communication—sealed to IP65 per IEC 60529, with hall-sensor feedback for real-time controller adjustments.

Q3: What digital sensors are implemented?

A3: The bike uses an advanced torque and cadence sensor array (digital electronic, ISO 4210-compliant), enabling automatic power adaptation based on user force and speed.

Q4: Which certifications does this e-bike comply with?

A4: Certified with CE, ISO 4210, EN 15194, and ROHS—fulfilling most EU and North American standards for both mechanical and electrical systems.

Q5: What warranty and technical support are provided?

A5: Standard warranty is 2 years on frame, motor & electronics (extendable). Fast-response technical support and spare parts supply (average delivery: 7-22 days).

Q6: Is custom OEM/ODM or private label available?

A6: Yes. Full OEM/ODM, private label paintwork, and add-on module integrations available, meeting batch quantity of 50+ units. Customization managed under ISO 9001 QMS.

Q7: What is the delivery schedule for bulk orders?

A7: Regular lead time: 22-32 business days for 1x40HQ container111 after deposit/payment and drawing approval. Flexible, scalable production to meet urgent project requirements.

8. Delivery, Support & Quality Assurance

Delivery Cycle: 7-15 days for small quantities on stock; 22-32 days for bulk OEM.
After-sales: 24/7 technical consultation, remote diagnostics, and local repair partners in 60+ countries.
Warranty: Standard 2-year warranty on full drivetrain and electronics. Steel frame: 5 years corrosion warranty (except for severe misuse).
Spare Parts: First-round critical spares shipped within 5 days of notification.

Support is provided in English, German, French, and Chinese for international customers.

9. Why Choose High Quality 48V Electric City Bicycles Integrated 350W Rear Hub Motor Steel Frame with Digital Electronic Sensor-Smart Type?

Proven Performance: Verified by smart fleet pilots and certified to ISO/EN/CE standards.
Future-ready Platforms: Modular design for easy upgrades, component swaps, and local regulations.
Superior Support: OEM/ODM expertise with 12+ years industry track record, dozens of municipal and industrial contracts.
Competitive Cost-to-Performance: Delivers premium specs at mid-market pricing due to vertical integration.
Recognized Brand: Endorsed by leading fleet operators and referenced in e-bike industry review publications.

References & Further Reading:

[1] Statista: Global Electric Bicycle Market Size
[2] ECF: European Cycling Federation: Cycling Mobility Trends
[3] LEVA-EU: Fleet Management Best Practices—Case Studies
[4] ISO 4210/EN 15194 documentation: ISO E-Bike Safety
[5] E-Bike Application Journal: Commercial Integrated E-Bike Solutions
[6] High Quality 48V Electric City Bicycles Integrated 350W Rear Hub Motor Steel Frame with Digital Electronic Sensor-Smart Type — Official Product Page

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