Key Features
- Up to 30 amps continuous current with proper air flow and 35 amps burst current (15 seconds)
- 3.5A continuous current, 5V Switch-Mode BEC Circuit
- Stronger BEC for support of most 3-axis stabilization systems
- Drive up to 7 analog or 6 digital standard-size servos with the BEC
- 3- to 4-cell Li-Po, 9- to 12-cell Ni-MH/Ni-Cd input voltage
- Programmable motor braking
- Safe power-arm mode prevents accidental starts
- Programmable low voltage cutoff with settings for 3-cell Li-Po (9.2V), 4-cell Li-Po (12V) or 74% of battery starting voltage
- Programmable throttle input range (1.1ms–1.9ms or 1.2ms–1.8ms)
- Programmable soft start for helis and airplanes
- Auto motor shut down if signal is lost or there is interference
- Programmable timing - 5 user-selectable ranges for use with a large variety of brushless motors
- Pre-wired connectors—E-flite EC3™ connector on battery input and 3.5mm gold bullet connectors on motor output leads
Overview
The E-flite® 30-Amp Pro Switch-mode BEC Brushless ESC (V2). This is a high-quality sensorless brushless electronic speed control with an integrated switch-mode BEC that is very lightweight and efficient. It can operate without the need for a separate receiver battery to power your servos and receivers, saving you weight and complication.
Overview
The E-flite® 30-Amp Pro Switch-Mode BEC Brushless ESC (V2) represents a significant advancement in electronic speed control technology for RC aircraft enthusiasts across the UK. This high-quality sensorless brushless electronic speed controller combines impressive performance with exceptional efficiency, making it an ideal choice for anyone looking to upgrade their RC plane or helicopter. Whether you're flying an E-flite model, a ParkZone aircraft, or any compatible brushless RC plane, this ESC delivers reliable, consistent power management that serious RC flyers have come to expect from E-flite's Pro range.
What sets this ESC apart is its integrated switch-mode BEC (Battery Elimination Circuit), which eliminates the need for a separate receiver battery. This innovative feature saves valuable weight and reduces the complexity of your RC aircraft's electrical setup, directly translating to improved flight performance and longer flight times. The V2 iteration brings refinements in reliability and performance, making it one of the most trusted ESC options for mid-range brushless RC aircraft in the UK market today.
Whether you're a seasoned RC pilot looking for a proven upgrade or an enthusiast exploring brushless technology for the first time, the 30-Amp Pro Switch-Mode BEC Brushless ESC delivers the dependability and feature set needed for successful flights. Its compatibility with numerous E-flite, HobbyZone, and ParkZone models makes it a versatile choice for expanding your RC collection with confidence.
Key Features
- Up to 30 amps continuous current with 35 amps burst capability — This ESC provides substantial power delivery for demanding flight scenarios, with 30 amps of continuous current under proper air flow conditions and an impressive 35-amp burst capability lasting up to 15 seconds, allowing your brushless motor to deliver peak performance when needed most.
- Integrated 5V, 3.5A switch-mode BEC circuit — The built-in Battery Elimination Circuit provides 3.5 amps of continuous current at 5 volts, delivering reliable power to your receiver and servos without requiring a separate battery pack, which significantly reduces weight and simplifies your RC aircraft's electrical architecture.
- Stronger BEC for 3-axis stabilisation system support — The enhanced BEC output is specifically designed to support modern 3-axis stabilisation systems, which demand more power than traditional servo setups, making this ESC ideal for advanced RC aircraft equipped with flight stabilisation technology.
- Drive up to 7 analogue or 6 digital standard-size servos — The BEC's 3.5A output provides sufficient power to control multiple servos simultaneously, whether you're using traditional analogue servos or modern digital high-torque models, giving you flexibility in your aircraft configuration.
- 3- to 4-cell Li-Po or 9- to 12-cell Ni-MH/Ni-Cd battery compatibility — This wide voltage input range accommodates various battery types and cell counts, from modern 3S or 4S lithium polymer batteries (10.8–14.8V) to traditional nickel chemistry packs, ensuring compatibility with your existing battery collection.
- Programmable motor braking — You can configure motor braking characteristics to suit your flying style and aircraft requirements, providing better control during landing and improving overall flight dynamics.
- Safe power-arm mode prevents accidental starts — This critical safety feature prevents your motor from accidentally spinning when you power on your transmitter, protecting yourself and others from unexpected propeller rotation.
- Programmable low voltage cutoff with multiple settings — The ESC includes multiple low voltage cutoff profiles specifically calibrated for 3-cell Li-Po (9.2V), 4-cell Li-Po (12V), or 74% of your battery's starting voltage, protecting your battery from over-discharge and extending its lifespan.
- Programmable throttle input range (1.1ms–1.9ms or 1.2ms–1.8ms) — You can fine-tune the throttle input range to match your transmitter's specifications and preferences, ensuring precise throttle control and optimal responsiveness across the full range of motion.
- Programmable soft start for helis and aeroplanes — The soft start feature gradually ramps up motor speed to prevent sudden, jarring acceleration, which is particularly important for helicopters that require smooth, controlled rotor engagement and for aeroplanes requiring gentle acceleration.
- Auto motor shut down if signal is lost or there is interference — This safety feature automatically cuts motor power if your transmitter signal is lost or if radio interference is detected, preventing runaway flight and potential safety hazards.
- Programmable timing with 5 user-selectable ranges — The ESC offers five different timing configurations that can be optimised for your specific brushless motor, allowing you to maximise efficiency and performance across a wide variety of motor types and KV ratings.
- Pre-wired EC3 battery connector — The ESC comes with an E-flite EC3™ connector already soldered to the battery input leads, eliminating the need for you to solder battery connections and reducing setup time and potential connection issues.
- Pre-wired 3.5mm gold bullet connectors on motor output — The motor output leads feature gold-plated 3.5mm bullet connectors that are already installed, ensuring reliable electrical connections and reducing the risk of corrosion or poor contact.
Technical Performance
The E-flite 30-Amp Pro Switch-Mode BEC Brushless ESC (V2) represents the pinnacle of efficient power management for RC aircraft. Built with high-quality components and proven design principles, this sensorless brushless ESC delivers consistent, reliable performance across a wide range of operating conditions. The switch-mode BEC technology employed here is far more efficient than older linear BEC designs, generating less heat whilst delivering more stable voltage to your receiver and servos. With a maximum continuous current rating of 30 amps (with proper air flow) and burst capability reaching 35 amps for 15 seconds, this ESC can handle the demanding power requirements of modern brushless motors found in everything from small parkflyer aircraft to larger scale RC planes. The 5V, 3.5A BEC output is substantially more powerful than many entry-level ESCs, capable of supporting demanding digital servo systems and advanced 3-axis stabilisation systems without voltage sag or performance degradation. The sensorless design eliminates the need for sensor wiring, reducing complexity and weight whilst maintaining excellent motor control and responsiveness. Built-in programmability allows you to customise timing, braking characteristics, throttle response, and low voltage cutoff thresholds, ensuring the ESC performs optimally with your specific motor and battery combination. The pre-wired EC3 connector and gold-plated bullet connectors ensure excellent electrical connections from day one, whilst the compact form factor allows for easy installation in tight fuselage spaces typical of modern RC aircraft design.
What's in the Box
- E-flite 30-Amp Pro Switch-Mode BEC Brushless ESC (V2)
- Pre-installed EC3 battery connector
- Pre-installed 3.5mm gold bullet motor output connectors
What You Need to Complete
- 3- to 4-cell Li-Po battery (10.8–14.8V) or 9- to 12-cell Ni-MH/Ni-Cd battery pack
- Compatible brushless motor with sensorless capability
- RC transmitter and receiver (compatible with the ESC's throttle input specifications)
- Propeller appropriate for your aircraft and motor combination
- Programming card or transmitter programming capability (for customising ESC settings)
Frequently Asked Questions
- What is a switch-mode BEC and why does it matter for my RC aircraft? — A switch-mode BEC (Battery Elimination Circuit) uses advanced power electronics to efficiently regulate battery voltage down to the 5 volts needed by your receiver and servos, without the heat generation of older linear designs. This technology is more efficient, runs cooler, and can deliver more current, making it ideal for modern RC aircraft with demanding servo systems and flight stabilisation equipment. The integrated BEC eliminates the need for a separate receiver battery, saving weight and reducing electrical complexity.
- Will this ESC work with my current RC aircraft? — The E-flite 30-Amp Pro Switch-Mode BEC Brushless ESC (V2) is compatible with numerous E-flite, HobbyZone, and ParkZone models, including the EFL2725, EFL2900, EFL3100, EFL3100E, EFL3180, EFL4450, EFL4750, EFL4950, EFL4975, EFL6750, EFL6775, EFL6850, EFL6875, HBZ8200, HBZ8280, and an extensive range of ParkZone models. If your aircraft uses a 30-amp or lower-rated ESC and features a brushless motor, this upgrade is likely compatible, though we recommend verifying with the manufacturer specifications for your specific model.
- What battery does the 30-Amp Pro Switch-Mode BEC ESC need? — This ESC accepts 3- to 4-cell lithium polymer batteries (LiPo) ranging from 10.8V to 14.8V, or traditional nickel-based batteries such as 9- to 12-cell Ni-MH or Ni-Cd packs. Most modern RC aircraft enthusiasts in the UK opt for 3S or 4S LiPo batteries due to their superior power-to-weight ratio and consistent voltage delivery. Always ensure your battery is rated for at least the continuous current draw of your motor.
- Is the 30-Amp Pro Switch-Mode BEC ESC suitable for beginners? — Whilst this ESC offers excellent performance and advanced programmability, it is best suited to intermediate and experienced RC pilots who understand brushless motor systems and ESC programming. Beginners may find the programmable features somewhat complex, though the default settings work well with most compatible aircraft. If you're new to brushless RC aircraft, we recommend consulting with our knowledgeable team at RC Model Shop for guidance on setup and configuration.
- How much power can this ESC safely handle? — The ESC provides 30 amps of continuous current under proper air flow conditions, with burst capability reaching 35 amps for up to 15 seconds. To ensure safe operation and longevity, ensure your brushless motor is rated for continuous currents at or below 30 amps, and verify that your battery can safely deliver the required current. Always mount the ESC where it receives adequate airflow during flight to maintain safe operating temperatures.
- Can this ESC power 3-axis stabilisation systems? — Yes, the enhanced 5V, 3.5A BEC output is specifically designed to support modern 3-axis stabilisation systems that require more power than traditional servo-only setups. The V2 iteration of this ESC features a stronger BEC circuit compared to earlier versions, making it capable of reliably powering flight stabilisation technology without voltage sag.
- What programming options are available? — The ESC includes programmable settings for motor braking, throttle input range (1.1–1.9ms or 1.2–1.8ms), soft start intensity, motor timing (5 user-selectable ranges), low voltage cutoff thresholds (with specific profiles for 3S Li-Po at 9.2V, 4S Li-Po at 12V, or 74% of battery voltage), and safe power-arm mode. Programming is typically accomplished through a dedicated programming card or via your RC transmitter's programming menus, depending on your specific transmitter model.
Why Buy from RC Model Shop?
RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the EFL 30-Amp Pro Switch-Mode BEC Brushless ESC (V2) P-EFLA1030B today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.
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