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Torque Sensor Tong-Sheng Mid Drive Motor Kit - 48V 500W Electric Bike Conversion Kit with EKD01 Display and Battery Optional, Compatible with BB 68-73MM Mountain/Road Bikes

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Product details

Management number 216712183 Release Date 2026/04/19 List Price $278.80 Model Number 216712183
Category

Flagship Powerhouse:48V 500W brushless motor (720W peak) with massive 80Nm torque, effortlessly tackles 15% inclines and heavy cargo loads – perfect for mountain trails/urban commuting All-Weather Warrior:IPX5 certified waterproof housing withstands heavy rain/snow, operates flawlessly from -20℃ to 45℃ (-4°F to 113°F) – built for year-round adventures Smart Torque Sensing:Advanced 5-point cadence detection delivers 0.1s instant response, mimics natural pedaling feel with 90%+ energy efficiency (vs 60% on basic cadence sensors) Universal Compatibility:Fits 68-73mm standard bottom brackets, converts 90% of mountain/road/cargo bikes to eBike.EKD01 Multi-Function Display:5 assist levels + walk mode, real-time tracking of speed/range/power usage, customizable backlight for night rides [Product Description]--- Professional Mid-Drive Conversion Solution:Engineered for cyclists seeking natural riding dynamics, the TS-DZ*2B features dual-sealed industrial bearings and hardened steel gears achieving 98% transmission efficiency. Its proprietary torque-sensing algorithm auto-adjusts power output based on terrain – 30% more efficient than speed-based systems. Technical Specs:1. Rated Power: 500W Continuous (720W Peak) 2. Max Torque: 80Nm @ 75 RPM 3. Battery Requirement: 48V Li-ion (Optional) 4. Crankset: CNC 42T Aluminum ChainringPackage Includes:TS-DZ*2B Mid-Drive Motor Unit ×1 EKD01 LCD Display ×1 Waterproof Wiring Harness ×1 Set Full Installation Kit (spacers/crank puller/BB tools) Motor-Cutoff Brake Levers ×1 Pair or Universal Brake Sensors ×2

  • 48V 500W Mid-Drive Powerhouse: Varstrom × TONG-SHENG TS-DZ*2B mid-drive motor delivers 48V (500W nominal, 720W peak) with torque sensor technology, 80 N.m torque offering natural pedal assist for urban commutes and gentle slopes. The motor intelligently adapts to your pedaling force for a bicycle-like riding feel
  • Torque Sensor Technology: One of the standout features of this TS-DZ*2B kit is the inclusion of a torque sensor. This sensor detects the rider's pedaling effort and adjusts the motor's assistance accordingly. The result is a smoother, more intuitive ride that feels more like traditional cycling, where the motor works in harmony with your own pedaling effort, especially on variable terrain
  • EKD01 Display with Anti-Theft & Advanced Controls: Compatible with 22.2mm/25.4mm handlebars, the 2.4" IPX5 waterproof EKD01 display shows real-time speed, trip distance, total mileage, battery level, and error codes. Features a password lock, 9-speed adjustment, and 4-level backlight with Type-C charging port. Connectivity enables app-based motor locking, navigation sync, and hidden factory reset to recover forgotten passwords, all in a compact design saving handlebar space.
  • Universal Fit for 68-73mm Bikes:Directly mounts on standard 68-73mm bottom bracket frames (34-36mm inner diameter). Compatible with 90% of mountain/road bikes – no welding or frame modification required. Includes all mounting hardware.
  • Versatile 48V Battery Compatibility: Flexible to use with down tube battery (13Ah/19.2Ah/20Ah) or rear rack battery (17.5Ah). With charging adapter, 6Pin battery mount, universal XT60 connector and smart BMS, waterproof port and shockproof housing ensure durability in road/mountain riding.
Size 15-19"
Color Black
Theme Electric Vehicles
Wattage 500 watts
Bike Type Electric Bike
Gear Type cassette
Brand Name Varstrom
Model Name Varstrom-500W
Style Name Ekd01+ 48v20ah Battery
Wheel Size 26 Inches
Brake Style Disc
Skill Level Intermediate
Manufacturer Varstrom
Model Number Varstrom
Power Source Electric motor
Seat Material Plastic
Is Autographed No
Wheel Material Aluminum
Suspension Type Dual
Number Of Speeds 9
Number of Handles 2
Additional Features LCD-Display
Frame Material Type Aluminum
Included Components Display, In Default Brake Lever, TS-DZ*2B 48V500W Mid Drive Kit,
Electric Assist Type mid-drive motor, pedal assist
Is Assembly Required Yes
Warranty Description 30 days return service,one year repair and maintaince service
Age Range Description Adult
Bicycle Drivetrain Type mid drive
Intended Riding Terrain Mountain Terrain, Paved Roads, Urban Terrain
Derailleur Configuration Front and Rear
Bicycle Gear Shifter Type Trigger
Specific Uses For Product Trail
Lithium Battery Energy Content 960 Watt Hours

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