Product Description of Castle P-CC09700 Talon 90 ESC with 20A peak BEC, 6S max input, and telemetry support 

The Castle P-CC09700 Talon 90 ESC with 20A peak BEC, 6S max input, and telemetry support is a compact, high-output electronic speed controller engineered for precision and performance in demanding heli and fixed-wing aircraft. Designed to support setups drawing up to 2,000 watts, this ESC is ideal for extreme 500–550 class helicopters and aerobatic aircraft up to 10 lbs. With a continuous current rating of 90A and a selectable BEC output of 6V or 8V, the Castle P-CC09700 delivers reliable power distribution and advanced control features in a lightweight aluminum case. Whether mounted under a canopy or in a fuselage, this ESC offers the flexibility and resilience needed for aggressive flight profiles.

Key features of the Castle P-CC09700 Talon 90

• Selectable 6V/8V BEC – supports a wide range of servos and onboard electronics
• Direct entry governor mode – enables precise rotor speed control for heli setups
• Telemetry compatibility – allows real-time monitoring of system health and performance
• LED alert diagnostics – provides visual feedback for fault detection and system status
• USB programming via Castle Link – unlocks full access to firmware updates and tuning parameters
• 5.5mm motor bullets – ensures secure and efficient power delivery

Why is the Castle P-CC09700 ideal for 500–600 class helis and aerobats?

The Castle P-CC09700 high-output ESC for 500–600 class helis and aerobats up to 10 lbs is built to handle high-demand flight systems with precision and stability. Its 90A continuous current rating and 25.2V max voltage support aggressive throttle profiles and sustained power delivery. The ESC’s compact dimensions (80mm length, 43mm width, 18mm depth) and lightweight design (84.5g) make it easy to install in tight spaces without compromising airflow or cooling. Whether you're flying high-speed aerobatics or maintaining rotor stability in a heli, the Castle P-CC09700 provides the control and responsiveness needed for confident flight.

How does the selectable BEC improve system compatibility?

The Castle P-CC09700 with 9A continuous BEC, 25.2V max voltage, and LED alert diagnostics features a user-selectable BEC output of 6V or 8V, allowing pilots to tailor voltage delivery to match servo specifications. With a 20A peak and 9A continuous output, the BEC supports high-draw digital servos and onboard electronics without requiring external regulators. This integrated power solution simplifies wiring and reduces weight, making it ideal for compact aircraft builds. The default setting of 6V ensures safe startup, while the 8V option unlocks full performance for advanced servo systems.

What is direct entry governor mode and why does it matter?

The Talon 90 ESC with direct entry governor mode, telemetry link compatibility, and 3S–6S LiPo support includes Castle’s industry-leading helicopter control feature: direct entry governor mode. This function allows pilots to set and maintain precise rotor head speeds without relying on external governors or complex programming. By stabilizing RPM under varying load conditions, the ESC improves flight consistency, reduces mechanical wear, and enhances responsiveness. This feature is especially valuable for 500–550 class helis where rotor speed control is critical to performance and safety.

How does telemetry support enhance flight safety?

The Castle ESC for helicopters and fixed-wing aircraft with USB programming and firmware updates is telemetry-capable when paired with Castle Telemetry Link modules for S.BUS2 or X-BUS systems. This integration allows pilots to monitor ESC temperature, input voltage, and receiver battery status in real time. Audible alerts and LED diagnostics provide immediate feedback on system health, helping prevent unexpected shutdowns or crashes. Telemetry data can also be used to fine-tune flight profiles and identify performance bottlenecks, making the Castle P-CC09700 a smart investment for safety-conscious flyers.

What makes Castle Link programming essential?

The Castle P-CC09700 aluminum-case ESC with 5.5mm motor bullets and Castle Link programmability includes a coupon for a free Castle Link USB adapter, giving users access to Castle’s full suite of programming features. Through the Castle Link Windows software or iOS app (with B-Link Bluetooth Adapter), pilots can adjust throttle curves, BEC voltage, and governor settings. Firmware updates are available at no charge, and users can save multiple setup profiles for different aircraft. The intuitive interface and demo mode make it easy to explore features and restore factory defaults when needed.

How does the Castle P-CC09700 simplify installation?

The Castle high-output ESC with 84g weight, 80mm length, and 5.5mm motor bullets is designed for straightforward integration into heli and fixed-wing platforms. It includes three 5.5mm male motor bullets to match the pre-installed female connectors, ensuring a secure and efficient power interface. Battery connectors are sold separately, allowing users to select components based on current requirements. For motors with stiff wires, Castle recommends using flexible silicone extensions to prevent stress on the ESC terminals. The innovative case design promotes cooling even in enclosed mounting locations, supporting reliable operation across diverse flight environments.

For pilots seeking a compact, high-performance solution with advanced control features and telemetry support, the Castle P-CC09700 Talon 90 ESC with 20A peak BEC, 6S max input, and telemetry support delivers exceptional value and reliability. Buy Castle P-CC09700 Talon 90 ESC for 500–550 class helis and 6S aerobatic aircraft.

Technical Specifications of Castle P-CC09700 Talon 90 ESC with 20A peak BEC, 6S max input, and telemetry support 

Brand, Model and Product Type

• Brand: Castle
• Model: P-CC09700
• Product Type: Castle P-CC09700 Talon 90 ESC with 20A peak BEC, 6S max input, and telemetry support, Castle P-CC09700 high-output ESC for 500–600 class helis and aerobats up to 10 lbs, Castle P-CC09700 aluminum-case ESC with 5.5mm motor bullets and Castle Link programmability, Castle P-CC09700 with 9A continuous BEC, 25.2V max voltage, and LED alert diagnostics, Castle ESC for helicopters and fixed-wing aircraft with USB programming and firmware updates

Dimensions

• Length: 8.0 cm – compact footprint for 500–550 class helis and aerobatic aircraft
• Width: 4.3 cm – allows flexible mounting in fuselage or canopy installations
• Depth: 1.8 cm – slim profile supports airflow and cooling
• Mounting Bracket: Adds 0.2 cm depth and 0.8 cm width – supports secure installation
• Weight (with wires): 84.5 g – lightweight for high-performance aircraft builds

Electrical and Performance Specifications

• Input Voltage Range: 3S–6S LiPo – supports up to 25.2V for sport and scale aircraft
• Max Continuous Amperage: 90A – delivers up to 2,000W of sustained power
• Max Voltage: 25.2V – optimized for 6S aerobatic and heli setups
• Internal BEC: Yes – integrated for streamlined power delivery
• BEC Voltage: Selectable 6V or 8V – configurable to match servo requirements
• BEC Output: 9A continuous, 20A peak – supports high-draw digital servos and onboard systems

Connectivity and Control Features

• Motor Connectors: 5.5mm female bullets – matching male bullets included for secure installation
• Battery Connector: Not included – must be selected based on current requirements
• Castle Link Compatibility: Yes – USB programming supported via included coupon for Castle Link adapter
• Telemetry Capable: Yes – compatible with Castle Telemetry Link for S.BUS2 and X-BUS systems
• LED Alerts: Yes – flashing patterns indicate system status and fault conditions

Programming and Software

• Programmability: Fully programmable via Castle Link – includes access to firmware updates and expanded parameters
• Software Compatibility: Castle Link for Windows Vista, 7, 8, 10 – Mac users may use virtualization software
• Setup Profiles: Save and load configurations – supports multiple aircraft setups
• Factory Reset: Available – restore ESC to default settings via Castle Link

Application Guidelines

• Aircraft Compatibility: Designed for extreme 500–550 class helis and sport 600 setups
• Fixed-Wing Support: Suitable for aerobats up to 10 lbs and scale aircraft up to 20 lbs
• Governor Mode: Direct entry – enables precise rotor speed control for heli applications

What’s in the Box

• 1 × Castle Talon 90 ESC
• 3 × 5.5mm male motor bullets
• 1 × Talon User Guide
• 1 × Talon Quick Reference Guide

What You Require / What You Will Need

• Battery connector – sold separately, must support required current draw
• Castle Link USB Adapter – redeemable via included coupon
• Windows PC for Castle Link software – required for programming and firmware updates

Sold Separately

• Castle Telemetry Link for S.BUS2 or X-BUS – required for telemetry integration
• Castle Field Link or B-Link Bluetooth Adapter – optional for mobile programming

We want to make sure your delivery goes smoothly, so here are some important details about our service:

• For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
• Most of our products include delivery in the price. If your order is under £90, a small delivery fee will apply but do not worry this will always be clearly shown at checkout before you complete your purchase.
• Depending on what you choose at checkout, your order will usually be delivered either the next working day or within 2 working days. For next day delivery please place your order before 2:00pm. Orders are dispatched Monday to Friday only. Some items may take a little longer and if that is the case we will always show the expected delivery time on the product page.
• If your order includes items with different dispatch times we will normally wait and send everything together once all items are in stock. If one of the items is going to take a while we will give you the choice either wait for everything to arrive or let us send the available items now and deliver the rest later. It is up to you.
• We use trusted delivery partners to make sure your order gets to you safely and on time. We use DPD for next working day deliveries and Royal Mail for the 2 day option.
• As soon as your order is on its way we will send you a tracking number by email. If you provide your mobile number at checkout we will also send delivery updates straight to your phone so you can keep an eye on progress.
• If a product is marked as "Dispatched within 3 working days" delivery usually takes around 3 to 5 working days from when your order is placed.
• For customers in Inverness and other parts of the Scottish Highlands deliveries can take up to 2 working days even if you select next day delivery as couriers do not currently offer a guaranteed next day service to those areas.