Full Analysis of CZJB Ebike Hub Motors For E-city : Providing Lightweight Power for Urban Riding
With the increasing demand for urban riding, lightweight, low noise, and high efficiency have become core requirements for the motors of E-City electric bicycles. In the European market, city e-bikes have had a profound impact: they have not only driven significant market growth but also significantly improved urban traffic efficiency, reduced environmental pressure, promoted public health, and received strong policy support from governments worldwide.
City E-bikes have become a core product in the transformation of European urban transportation and represent the segment with the greatest growth potential in the future. CZJB offers a variety of motor solutions specifically designed for E-City, meeting the diverse needs of urban commuter models, including the lightweight inner rotor IH45 series, the front-wheel drive 90Q, the standard 90SZ, and the 90T2. Whether for urban commuting, folding bikes, shared bikes, or the standard E-City, a matching power configuration can be found.
1. Inner Rotor IH45 Series – 1.6 kg Lightweight Motor, Suitable for E-city
Rated Power: 250W
Max Torque: 35Nm
Features:
Ultra-lightweight 1.6 kg internal rotor structure, especially suitable for weight-sensitive e-city (both thread and cassette versions); compatible with multi-speed drivetrains; can be paired with a BB68 bottom bracket torque sensor for a more natural riding experience.
2. 90Q Front-Drive Motor – Stable and Flexible Handling
Rated Power: 250W
Max Torque: 35Nm
Features: Stable and smooth front-drive experience, suitable for various urban commuting scenarios; significant cost advantage, helping brands maintain market competitiveness; simple structure, easy maintenance, perfectly meeting consumers’ concerns about durability.
3. 90SZ Standard Motor – A Classic, High-Performance Choice for E-City Models
Rated Power: 250W
Max Torque: 42Nm
Features: Mature structure, stable performance; a common configuration for urban commuter e-bikes; high cost-performance, helping brands create best-selling urban models.
4. 90T2 Rear Drive Motor – Carrier-based, Upgrade Option
Rated Power: 250W
Max Torque: 42 Nm
Features: Carrier-based freehub structure, supports more gear ratios and transmission combinations, enhancing transmission system compatibility and providing a smoother shifting experience for urban riding.
From lightweight inner rotor motor to flexible front-drive solutions and cost-effective rear-drive systems, CZJB Motors is committed to providing a more comfortable and reliable experience for urban riding with stable, quiet, and efficient power technologies.
