The ultimate analysis: E-flite SU-30 Twin 70mm EDF BNF Basic with AS3X and SAFE Select

The world of RC model flight has to offer a true jewel with the Sukhoi replica of E-flite. This detailed guide will provide you with all the information you need to know about the E-flite SU-30 Twin 70mm EDF BNF Basic with AS3X and SAFE Select Model. From technical specifications to customer experience to valuable tips and tricks – this article covers all aspects that will help you make your purchase decision.

Technical data and specifications

The Sukhoi rebuilding impresses with its impressive technical features that make it an outstanding model in its class.

The Twin 70mm EDF system not only generates impressive performance, but also a fantastic sound that reminds of a large turbine flyer. It should be emphasized in particular that the two electronic drive units run synchronously and are supplied by a single 6S LiPo battery.

Special features and extra-scale details

This Sukhoi replica captivates with its wide range of true-scale details and functional elements:

• Impressive scale details: Modeled planing lines and hatches, shock-absorbing chassis and removable armoring
• Functional scale features: Factory-installed LED navigation and landing lights, fully movable height control units and a functional air brake
• Sequencing chassis doors: The electric retractors have sequenced chassis doors for maximum authenticity
• Fighting suspension: Including a trailing bow suspension, which allows the model to start and land on various surfaces
• High quality paint: Work-sided finish with a unique, clearly visible color scheme of the "Russian Falcons"

Customer experiences and reviews

The feedback from pilots who have acquired the E-flite SU-30 Twin 70mm EDF BNF Basic model is mainly positive. Many customers particularly praise the following aspects:

Flight characteristics

Pilots report on excellent flight characteristics that are in line with the original Sukhoi campaign. AS3X technology ensures remarkable stability even in adverse wind conditions, while the SAFE Select function is particularly appreciated by advanced pilots who occasionally want an additional safety level.

The maneuverability is described as exceptional, with the Twin-EDF configuration ensuring a realistic flight behavior. Many users highlight the impressive sound of the synchronously running 12-sheet Impeller, which is very close to a real turbine jet.

Material quality and processing

The processing quality of the model is consistently described as high quality. The EPO material used provides a good balance between stability and weight. In particular, the attention to detail and the scale features are evaluated by many customers as outstanding.

The pre-installed metal transmission servos prove to be precise and reliable, which is decisive for a model of this magnitude and performance class. The electrical components, in particular the brushless motors and ESCs, are praised for their reliability.

Flight performance in detail

Flight times

With a recommended 6S 5000-7000mAh LiPo battery, the model reaches average flight times of:

• 4-5 minutes for aggressive art flight with frequent full gas
• 5-7 minutes with mixed flight style
• Up to 8 minutes with retained flight in cruise mode

The use of a larger 7000mAh battery can extend the flight time, but also slightly increases the departure weight.

Increase and speed power

The two 1850Kv Brushless motors with the 70mm 12-sheet impellers provide impressive performance data:

• Increased: Fast vertical climbing flights are easily possible with full battery
• Speed: The maximum speed is estimated at about 120-140 km/h
• Vertical performance: Excellent vertical performance, especially with a fresh battery

The power reserves are so generous that the model itself can easily cope with demanding art flight maneuvers.

Transportability and handling

The dimensions (1100mm span, 1640mm length) make transport a certain challenge. The Sukhoi replica requires a suitable means of transport such as a large SUV or combination, ideally with folded back seats. Some pilots report that they use special transport boxes or bags to protect the model from damage.

An advantage is the possibility of removing the support surfaces, which considerably facilitates transport. The connection between hull and wings is solid and enables reliable reconnection at the airfield.

Spare parts supply

The spare parts supply for the Horizon Hobby E-flite model is generally good. Most of the components are available via specialist trade or directly from the manufacturer. Particularly requested spare parts are:

• Propeller/impeller leaves
• Chassis components
• Servo spare parts
• ESCs and engines

The good parts availability is an important factor for the longevity of this premium model and is highly appreciated by customers.

Target group

The E-flite SU-30 Twin 70mm EDF is primarily aimed at advanced to professional RC pilots. The combination of size, speed and complexity makes it less suitable for beginners, although the SAFE Select technology offers some support.

Ideal is the model for:

• Experienced EDF jet pilots looking for a scale model with impressive optics
• Scale enthusiasts interested in modern military jets
• Advanced pilots who want to venture into larger Twin-EDF models

Construction and Guidance

The Sukhoi replica is delivered in the BNF Basic format, which means that most components are already pre-assembled. The final assembly is mainly limited to:

1. Mounting of the supporting surfaces on the fuselage
2. Installation of some smaller components
3. Installation of the flight battery and transmitter setup

On average, customers need about 1-2 hours for complete assembly. The included guide is described as very well structured and detailed, with clear step-by-step illustrations. Many buyers praise the quality of the documentation, which also contains attitude recommendations for focus, rudder rudders and Expo values.

Community support

An active community has developed around the Horizon Hobby E-flite range. In many forums and social media there are discussion groups in which experiences are exchanged:

• RC groups and forums with specific E-flite and EDF jet sections
• YouTube channels with flight videos and setting tips
• Facebook groups for e-flite enthusiasts

These community resources are particularly valuable for newcomers to the world of Twin-EDF-Jets and provide support for technical issues or problems.

Alternative products in comparison

For buyers, a look at comparable models from other manufacturers is helpful:

Compared to these alternatives, the Sukhoi replica is characterized by its outstanding scale detailing, AS3X/SAFE technology and the particularly high-quality pre-installed components.

The co-application models offer some larger ampellers or other advantages such as lower purchase costs, but do not reach the combination of scale detailing and advanced flight technology of the E-flite model.

Value for money

The E-flite SU-30 Twin 70mm EDF BNF Basic with AS3X and SAFE Select is positioned in the upper price segment of the RC-Jet market. In view of the equipment and quality offered, many customers still rate the price-performance ratio as appropriate.

Particularly positive assessments:

• The high-quality pre-installed components (metal transmission servos, 80A ESCs)
• The elaborate scale detailing and functional features
• AS3X/SAFE technology that is often lacking with competitors

As additional costs, buyers should calculate:

• A suitable 6S 5000-7000mAh LiPo battery with EC5/IC5 connection
• A compatible charger for 6S LiPos
• A suitable 6+ channel DSMX/DSM2 transmitter, if not yet present

Tips, tricks and optimizations

Setting recommendations

For optimal flight properties, the following settings have proven:

• Priority: Exact set by manual, about 95-100mm from the front edge of the wing
• Rudder:
  • Transverse Rudder: 12-15mm for normal flying, 18-20mm for 3D maneuver
  • Height Rudder: 10-12mm normal, 15-18mm for extreme maneuver
  • Side rudder: 18-20mm for precise control
• Expo values: 30-40% on all rows for softer control characteristics

Performance optimizations

Experienced pilots have identified the following improvements as particularly effective:

1. Battery optimization: The use of a high-quality 6S 5000-7000mAh LiPos with at least 30C discharge rate significantly improves performance
2. Cooling optimization: Additional air inlets for better engine cooling for longer flights
3. Weight optimization: Use of lighter batteries or adhesives for repairs to minimize flight weight
4. Balancing: Careful balancing of the impellers for lower vibrations and better efficiency

Transport and storage

• Use of special transport bags or cases for protection
• Removal of the carrying surfaces for transport
• Storage with slightly discharged battery (approximately 3.85V per cell)
• Storage in dry environment, away from direct sunlight

Frequent questions and problems

First flight problems

Question: My model moves strongly to the left/right. What can I do?
Solution: Check the trim and focus. For Twin-EDF models, an exact focus is particularly important. Different shear values of the two EDFs can also cause asymmetries. A new calibration of the ESCs can help.

Question: The flight time is shorter than expected. How can I extend it?
Solution: Use a higher capacity battery (up to 7000mAh). Fly restraint and avoid longer full gas. Check the Impellers for damages that could affect efficiency.

Technical problems

Question: One of the engines runs unround or stops during the flight.
Solution: Check cabling for loose connections. Clean the impellers of foreign bodies. If necessary, the ESCs must be recalibrated or replaced.

Question: The suspension does not drive in or out correctly.
Solution: Check the servo mechanism for blockages. Make sure that the suspension mechanism is smooth and no cables are clamped. For electronic problems, a reset of the receiver settings can help.

Maintenance issues

Question: How often should I inspect the EDFs?
Solution: After each day of flight, the Impellers should be checked for damages and foreign bodies. All 10-15 flights are recommended for a more thorough inspection of engines and bearings.

Question: What can I do if minor damage to EPO material occurs?
Solution: Smaller damage can be repaired with EPO-compatible adhesive. For structural repairs, reinforcement with light glass fiber fabric is recommended. For larger damage, original spare parts are the best option.

Conclusion: For whom is this model suitable?

The E-flite SU-30 Twin 70mm EDF BNF Basic with AS3X and SAFE Select is aimed at ambitious RC pilots who value scale detailing, excellent flight characteristics and state-of-the-art technology. The combination of impressive optics, realistic flight behavior and the fantastic sound of the Twin-EDF configuration makes this model a highlight in every collection.

While the purchase price is in the upper segment, the quality offered and the exceptional flight experience justify this investment for many enthusiasts. With the right care and maintenance, this Sukhoi replica will be happy for many years and will pay attention to every airfield.

This model is less suitable for beginners in the RC world – it is recommended to gain experience with simpler models. However, for advanced pilots who want to venture into a twin-EDF jet, this model is an excellent and rewarding choice.