BOSCH Performance CX
85 Nm
725 or 800 Wh
12 speeds
29"
-
- Bosch DualBattery - option of two quick-change batteries (up to 800 Wh)
- Bosch Connect Module for advanced features such as eBike Alarm and eBike
- solid steel fork with 14 handles for additional load adjustment
- braided Atlas Xcargo wheels with chunky double-wall rims, Boost hubs and strong spokes, measuring 29″ x 2.6″
- schwalbe Johnny Wattsall-terrain tires
- atlas Kickstand XL to ensure stability when handling cargo and boarding small passengers
- powerful and responsive Magura 4-piston hydraulic disc brakes with 203 mm disc diameter
- maximum total load capacity of 210 kg on the road and 180 kg off-road
- kiox 300 splash and dust-proof colour display with intuitive LED remote control
E-Bike Tern Orox S12 is a remarkable example in the world of electric bikes, combining cutting-edge technology with stylish design and practicality. As the name suggests, the "S12" stands for its exceptional 12-speed gearing system, which offers riders a wide range of options for tackling any terrain with ease.
At the core of the Tern Orox S12 electric bike is a robust Bosch Performance Line CX electric motor that provides smooth and powerful pedaling assistance. This motor optimally maintains balance and weight distribution. Thanks to its efficient motor and battery, it allows you to go long distances effortlessly. Bosch DualBattery - the option of two quick-change S12 batteries.
Whether it's a commute to work or a weekend adventure, the Orox S12 ensures you reach your destination with extra energy.
In terms of design, the Tern Orox S12 features a sleek look with clean lines and a minimalist aesthetic. The frame is made of durable materials, ensuring agility and stability on the road. In addition, thoughtful details such as integrated lights and mudguards enhance both safety and comfort, making it an ideal choice for both urban commuters and recreational cyclists.
Comfort is another hallmark of the Orox S12 thanks to its ergonomic design and premium components. From the comfortable saddle to the adjustable handlebars, every aspect of this electric bike is tailored to provide an enjoyable riding experience.
The Tern Orox S12 electric bike is equipped with advanced features to enhance connectivity and functionality. Integrated Bluetooth technology allows riders to sync their smartphones with the bike, providing access to navigation, fitness tracking and other useful apps. In addition, the Orox S12 is compatible with a variety of accessories such as cargo racks and side bags, further expanding its versatility and utility.
The Tern Orox S12 sets a new standard for electric cargo bikes, combining performance, style and innovation in one.
Need help choosing the right e-bike? Use our e-bike selection guide or contact us directly.
E-bike range calculator
The e-bike range is approximately
*Factors affecting total range include assist mode settings, technical condition of the e-bike, battery age, ambient temperature, headwind, and riding technique

Motor Bosch Performance Line CX
With a maximum torque of 85 Nm, the BOSCH Performance CX motor is the ideal drive for ambitious and demanding eBikers. In eMTB mode, you always get the energy you need - from Tour to Turbo. Up to 300% perfect support, incredible dynamics and unique grip provide the best possible support in all terrains, as well as a faster start of assistance. Gradual engine support automatically adapts to your driving style.

BOSCH Power Pack 800
Original, high-capacity integrated battery BOSCH PowerPack 800. The Bosch PowerPack 800 is the ideal battery for long rides and extensive activities, as well as for cargo e-bikes and speed e-bikes with higher energy requirements. The smart system reliably protects the battery cells from overloading.
The Bosch PowerPack 800 battery is compatible with Bosch Smart System motors (Bosch Ebike System 3 or BES3). Thanks to advanced technology and high-quality materials, this battery offers long life and reliable performance even after many charging cycles. It supports fast charging, which means less time spent charging and more time on the road.
- Voltage (V): 36 V
- Capacity (Ah): 19,2 Ah
- Charging time 4A charger: 50 % in 2,6 hours when fully discharged, 100 % hours when fully discharged
- Dimensions: 34,2 x 9.3 x 10 cm

Display Bosch KIOX 300
The modern and powerful Bosch Kiox 300 display provides advanced features including performance monitoring, navigation and smart device connectivity. It offers a clear display of key information and intuitive controls to enhance the driving experience. The display is designed to withstand scratches and impacts. Bluetooth and ANT+ connectivity. The Smart System is fully networked and always up-to-date thanks to regular wireless software updates. It offers useful support such as push assist or Hill Hold - automatic protection against unwanted reversing.

The Tern brand has been regarded as a leader in the folding bike industry since the beginning. Tern e-bikes stand out above all for their design and their many exceptionally functional and durable technical solutions. These include the DoubleTruss frame solution and the design of the folding mechanisms.
In developing their electric bikes, Tern focused on rigid construction, ease of operation of all folding mechanisms and durability. Today, the company offers a wide range of electric bikes for different types of riders.
Kolomotion s.r.o. is the official distributor of TERN e-bikes and accessories. Although Kolomotion is a relatively new company, it draws on long-term knowledge and expertise in the cycling industry. It is part of a group spun off from AZUB bike s.r.o. Kolomotion profiles itself as a partner for outdoor enthusiasts, promoting an "outdoors at home" lifestyle and focusing on brands that support off-road and urban cycling and eco-friendly mobility. Contact: Kolomotion s.r.o., Bajovec 2761, 688 01 Uhersky Brod, e-mail: info@kolomotion.cz, phone: +420 777 298 229, web: www.kolomotion.cz
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Parameters
General
Model year | 2024 |
Weight incl. battery | 34 kg |
Brand | Tern |
Colour | Khaki |
Load capacity | 210 kg |
Motor
Engine manufacturer | Bosch |
Engine type | Bosch Performance Line CX |
Torque | 85 Nm |
Centre engine | Yes |
Battery
Battery capacity | 700 - 799 Wh, 800 - 899 Wh |
Charger | Bosch 4A |
Precise capacity | 725 Wh, 800 Wh |
Transmission
Sorting | Shimano Deore, 12-speed |
Cassette | SHIMANO Deore CS-M6100-12 10-51T |
Shifter | Shimano Deore XT Shadow+ |
Number of gears | 1x12 |
Components
Racks | Tern Atlas X, custom doublewall construction |
Saddle | Ergon SM, E-Mountain Sport, CrMo Rail |
Saddlebag | Syntace P6 AL7050, 34.9 mm, Syntace VR-3 SP-approved |
Front hub | Tern Atlas X |
Rear hub | Tern Atlas X |
Grips | Ergon |
Handlebars | Level Nine, AL-7050, 800 mm, riser, eMTB approved |
Extender | Level Nine, 45 mm (M), 65 mm (L), Syntace VR-3 certified |
Coats | Schwalbe Johnny Watts 29" |
Brakes
Rear brakes | Magura MT5, 4-piston, hydraulic, 203 mm |
Front brakes | Magura MT5, 4-piston, hydraulic, 203 mm |
Suspension
Front fork | Atlas X |
Video
Questions
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