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Item #:
222341245
SEMTO/OTTO ST-NF2 Nitro Engine + Starter Ignition Kit, 7.0cc Inline Double-Cylinder 4-Stroke Air-Cooled Engine + F-Type Plug, 75ml Fuel Tank,
Item #:
222341245
RWF 471106
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Saturday, October 17
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This mini DC generator features an electrophoretic painted surface and a realistic retro appearance, complete with a built-in digital voltage display that provides real-time output readings.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Educational Focus
Designed for STEM education, this engine model kit encourages hands-on learning, promoting a deeper understanding of engineering and mechanics among students and enthusiasts alike.
Advanced Technology
The state-of-the-art 7.0cc inline twin-cylinder design delivers impressive performance, showcasing the sophisticated engineering behind nitro internal combustion engines, perfect for educational demonstrations.
User-Friendly Electric Start
Equipped with an electric start, this engine model ensures a convenient and efficient starting experience, making it accessible for learners and reducing the complexity of engine operation.
Product Details
| Product Dimensions (L x W x H) | 4.41 x 3.54 x 3.62 inches (11.2 x 9 x 9.2 cm) |
| Item Weight | 2.51 pounds (1.14 kg) |
| Manufacturer recommended age | 15 years and up |
| Manufacturer | Generic |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
What's in the box
1 × Engine Model Kit
Who Should Buy?
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STEM Educators
Perfect for teachers looking to demonstrate internal combustion concepts in a hands-on learning environment.
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Hobbyist Modelers
Ideal for enthusiasts who enjoy building and operating model engines as a fun and engaging hobby.
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Engineering Students
Great for students who want practical experience with engineering principles related to combustion and mechanics.
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Beginners
Not suitable for novices unfamiliar with engine mechanics and assembly due to its complexity and technical requirements.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the power output of the SEMTO/OTTO ST-NF2 Nitro Engine?
Answer: The SEMTO/OTTO ST-NF2 Nitro Engine boasts a power output that is ideal for both beginners and experienced hobbyists. With its 7.0cc capacity and double-cylinder design, this engine provides robust torque and acceleration, making it suitable for various high-performance applications, including RC cars and aircraft. The air-cooled 4-stroke operation enhances efficiency while reducing emissions, making it a responsible choice for enthusiasts looking to optimize performance without sacrificing environmental concerns. -
Question:
What is included in the Starter Ignition Kit?
Answer: The Starter Ignition Kit for the SEMTO/OTTO ST-NF2 includes all essential components needed for an easy start. It features a F-Type plug designed for high performance, a durable 75ml fuel tank for extended run times, silicone oil pipes to ensure minimal leakage and maximum efficiency, and a versatile 3-in-1 brush ignition power module. Each component is carefully selected to facilitate optimal engine operation, allowing hobbyists to get started quickly and enjoy seamless use with their nitro-powered models. -
Question:
How does the air-cooled feature benefit the engine?
Answer: The air-cooled design of the SEMTO/OTTO ST-NF2 Nitro Engine ensures it remains at a safe operating temperature during use. This feature is crucial for maintaining performance and longevity. As air circulates around the engine, it dissipates heat effectively, preventing overheating which can lead to engine failure. This makes the engine particularly reliable for extended periods of operation in challenging environments, ensuring that enthusiasts can enjoy longer runs without interruption. -
Question:
What types of models can utilize this engine?
Answer: The SEMTO/OTTO ST-NF2 Nitro Engine is versatile and can be used in various RC applications, including cars, boats, and planes. Its powerful 7.0cc output makes it especially suitable for larger models that require more strength and speed. Whether you're building a competitive racing car or a high-flying aircraft, this engine’s robust performance and reliability provide the necessary power to tackle demanding scenarios in RC activities. -
Question:
What kind of fuel is recommended for the ST-NF2 engine?
Answer: For optimal performance, it is recommended to use high-quality nitro fuel specifically designed for 4-stroke engines, typically with a nitromethane percentage varying from 5% to 20%. This fuel type allows the SEMTO/OTTO ST-NF2 to operate efficiently while enhancing power output and responsiveness. Using the correct fuel not only improves overall performance but also helps ensure the engine runs smoothly, extending its life and maximizing your enjoyment from your nitro-powered models. -
Question:
Does the engine require any special maintenance?
Answer: Yes, like any high-performance engine, the SEMTO/OTTO ST-NF2 Nitro Engine requires regular maintenance to ensure optimal performance. This includes routine checks of the ignition system, oiling the moving parts, and inspecting fuel lines for wear and tear. Regular maintenance helps prevent issues such as starting difficulties or power loss, allowing you to enjoy uninterrupted runs. Keeping a maintenance schedule will ensure that your engine remains in top condition and continues to perform at its best. -
Question:
What is the benefit of the 3-in-1 brush ignition power module?
Answer: The 3-in-1 brush ignition power module is designed to enhance your starting experience with the SEMTO/OTTO ST-NF2 Nitro Engine. This module not only simplifies the ignition process but also integrates multiple functions, such as spark control and battery management, into one convenient unit. This design minimizes clutter, offers more efficient control during ignition, and ensures reliable starts every time you want to operate your nitro-powered models. -
Question:
Is this engine suitable for beginners?
Answer: Yes, the SEMTO/OTTO ST-NF2 Nitro Engine is suitable for beginners, especially those interested in experiencing the thrill of nitro-powered models. Its user-friendly design, combined with the included Starter Ignition Kit, makes setup and starting straightforward. Additionally, the robust construction and stable performance mean that new users can confidently engage in RC activities without being overwhelmed by technical complexities, allowing them to cultivate their skills gradually. -
Question:
What are the dimensions of the engine?
Answer: The SEMTO/OTTO ST-NF2 Nitro Engine is designed compactly to fit a variety of models. While the exact dimensions can vary slightly, this engine generally features a streamlined form conducive to installation in various configurations. This compact design doesn’t compromise on power output, allowing enthusiasts to utilize the engine in both large and medium-sized RC models effectively. Always double-check your model specifications for compatibility before installation. -
Question:
Where can I buy the SEMTO/OTTO ST-NF2 Nitro Engine + Starter Ignition Kit?
Answer: You can purchase the SEMTO/OTTO ST-NF2 Nitro Engine + Starter Ignition Kit from Ubuy in Rwanda. Ubuy is a trusted online retailer known for offering a wide variety of high-quality products at competitive prices. They provide a seamless shopping experience, making it easy for enthusiasts to find the right engines and accessories to enhance their RC hobbies. Browse their website to find the SEMTO/OTTO ST-NF2 and explore other exciting products to support your automotive ventures.
Complete Engines Editorial Review
The SEMTO/OTTO ST-NF2 Nitro Engine + Starter Ignition Kit features a powerful 7.0cc inline double-cylinder 4-stroke air-cooled engine, designed for efficiency and performance. With a weight of 2.51 pounds, it’s robust yet manageable, making it suitable for various applications. The kit includes an F-type plug, a 75ml fuel tank, a silicone oil pipe, and a 3-in-1 brush ignition power module, ensuring you have everything you need for easy setup and operation. Users appreciate its reliability and the ease of starting, making it an excellent choice for both beginners and experienced hobbyists.
Customer Reviews & Ratings
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Pros
- Compact size for versatile applications
- Lightweight design enhances portability
- Includes essential accessories for immediate use
- Durable construction for long-lasting performance
- Easy to set up and operate
Cons
- Requires experience for optimal performance
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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RWF 471106
Order now and get it around Saturday, October 17
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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Features & Benefits
- Offers retro design with a digital voltmeter for real-time voltage display.
- Dual-functionality as both a generator and motor, enhancing versatility.
- Belt connection unit for easy integration with existing engine setups.
- Compatible with various small engine models, including petrol and nitro.
- Compact dimensions make it an attractive desktop showcase piece.
- Perfect for enhancing model engine projects with functional and aesthetic upgrades.
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