HERO LACTRO C3I

Hero Lectro C3i: Optimized Urban Electric Cycle with Integrated 250W BLDC Powertrain

The Hero Lectro C3i is an intelligently engineered urban electric cycle, integrating a 250W BLDC rear hub motor with a 36V 208Wh in-tube Lithium-ion battery for efficient pedal-assist and throttle-driven mobility. Constructed with an Alloy 6061 frame and featuring an IP65 rated electrical system, it delivers robust performance and reliability for daily commutes, complemented by a comprehensive Battery Management System (BMS).

Quick Answer

The Hero Lectro C3i offers an efficient and secure urban commuting solution, integrating a responsive 250W BLDC motor with a secure, in-tube 208Wh battery and comprehensive IP65 protection for reliable daily use.

Efficient 250W BLDC Powertrain: Rear hub BLDC motor with 3-level pedal assist and cadence sensor for responsive, smooth urban acceleration, governed at 25 km/h.
Integrated 208Wh Li-ion Battery: Secure 36V 5.8Ah (208Wh) in-tube Lithium-ion battery with robust BMS, delivering up to 25 km range and quick 3-4 hour charging.
Durable Alloy 6061 Frame & Safety: Lightweight Alloy 6061 city-commute frame, dual disc brakes with motor cutoff, and IP65 rated electrical components ensuring safety and longevity.

The Hero Lectro C3i is a sleek, stealthy choice for urbanites seeking a lightweight Alloy 6061 frame that looks like a traditional cycle. Its 250W rear hub motor and 5.8Ah in-tube battery are perfect for short 15-20km bursts to the office or college. Buy this if you want an agile, budget-friendly 'New Arrival' with Hero’s reliable service network. However, avoid it if you live in high-rises without ground-floor charging, as the 208Wh battery is non-removable and lacks long-range touring capacity.

✓ Who Should Buy

  • Urban commuters seeking a reliable, low-maintenance, and feature-rich electric bicycle for daily travel.
  • Individuals prioritizing safety features such as dual disc brakes with motor cutoff, and extensive electrical protection (IP65, OVP, UVP, etc.).
  • Riders looking for an entry-level smart e-cycle with basic connectivity (Bluetooth, mobile app control).
  • Users who primarily ride on paved roads and require efficient pedal-assist for distances up to 25 km.

✕ Who Should Avoid

  • Riders requiring extended range for long-distance touring or multi-day trips (max range 25 km might be limiting).
  • Users seeking advanced suspension systems for aggressive off-road riding or very rough terrain, as it features a rigid frame.
  • Cyclists who prefer multi-gear transmissions for tackling steep inclines or highly varied topography, as it has a single-speed drivetrain.
Product Overview
The Hero Lectro C3i is a sophisticated electric cycle meticulously designed for urban commuting and personal mobility, manufactured in India. Its foundation is a 420mm (16.5") Alloy 6061 frame, offering a robust yet lightweight structure finished with water transfer decals for durability. Powering the C3i is a 250W BLDC rear hub motor, delivering efficient propulsion up to a regulated maximum speed of 25 km/h, perfectly suited for city traffic. The motor integrates a Hall sensor and is paired with a single-speed chain drive, simplifying the drivetrain and minimizing maintenance. Energy is supplied by an in-tube, non-removable 36V 5.8Ah (208Wh) Lithium-ion battery. This battery unit features an advanced Battery Management System (BMS) with cell balancing, ensuring optimal performance and an estimated cycle life exceeding 500 charges. Charging is convenient with a proprietary port, completing a full charge in 3-4 hours via a 230V AC input 72W charger. The C3i offers three levels of pedal assist via a cadence sensor, alongside throttle support for versatile riding options, yielding a range of 25 km in PAS mode and 20 km on throttle. Safety is paramount, evidenced by front and rear disc brakes that incorporate a motor cutoff function, immediately disengaging power upon braking. The cycle features 700C wheels fitted with 35mm tube tires on double-wall alloy rims, providing a balance of speed and stability. The rigid suspension system ensures direct feedback and efficient power transfer, suitable for paved urban environments. Essential features include an adjustable seat, kickstand, and an IP65 rating for its electrical enclosure, guaranteeing resistance against dust and water. Control is managed via an LED display with RFID key ignition, offering essential readouts like speed and battery SoC, complemented by Bluetooth connectivity and mobile app control for a smart user experience. Comprehensive protection features, including over-voltage, under-voltage, over-current, short-circuit, over-temperature, and deep discharge protection, coupled with an immobilizer, underscore its engineering for reliable and secure daily use.

BrandHero Lectro
Model NumberC3i
TypeElectric Cycle
Application SectorUrban Commute / Personal Mobility
Country Of OriginIndia
Launch Year2021
ColorBlue / Black
Frame TypeCity Commute
Standard ComplianceNA
CertificationsNA

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Engineering Analysis
The Hero Lectro C3i represents a well-engineered solution for urban electric mobility, balancing performance, safety, and durability. Its electrical architecture is built around a 36V system, powered by a 5.8Ah (208Wh) Lithium-ion battery securely integrated into the frame. The Battery Management System (BMS) is a critical component, providing essential cell balancing and a suite of protection features including over-voltage, under-voltage, over-current, short-circuit, over-temperature, and deep discharge safeguards. This robust protection, combined with an IP65 rating for the electrical enclosure, ensures the system's longevity and reliable operation across diverse environmental conditions (operating temperature range: 0°C to 45°C). Passive air cooling is employed for both the battery and the 250W BLDC rear hub motor, effectively managing thermal loads during typical urban usage. The drivetrain architecture is streamlined for urban efficiency. The 250W BLDC motor delivers power directly to the rear wheel, offering a single-speed configuration that minimizes maintenance and maximizes simplicity. The inclusion of a cadence sensor provides a natural and responsive pedal-assist experience across three distinct levels, seamlessly integrating electric power with human effort. Throttle support offers immediate on-demand power, augmenting ride versatility. The electronically governed maximum speed of 25 km/h aligns with regulatory standards for electric cycles, facilitating compliant and safe urban navigation. From a vehicle dynamics perspective, the C3i's Alloy 6061 frame provides a stable and lightweight foundation. Its rigid suspension setup, coupled with 700C wheels and 35mm tube tires on double-wall alloy rims, prioritizes rolling efficiency and direct power transfer, ideal for paved city roads. The dual disc braking system (front and rear) is a significant safety feature, offering strong and consistent stopping power. The integrated motor cutoff mechanism, activated upon brake engagement, is a crucial safety interlock that immediately disengages power, enhancing rider control and reducing braking distances. The 120 kg max payload capacity signifies robust structural design. Furthermore, the immobilizer feature adds a layer of anti-theft security, reinforcing the cycle's appeal as a reliable personal mobility device.

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