Overview
This is an adapter charge lead for the battery that comes with the mCP X, EFLB2001S25. This battery comes with a larger connector than the standard 1-cell ultra micro Li-Po batteries. This adapter lead is used to adapt the larger high-current connector to the standard ultra micro connector which then allows the mCP X battery to be charged with chargers designed for the more common ultra micro batteries.
- Model number: O-EFLA7002UM
- Brand: E-flite
- Product type: 1S LiPo battery adapter lead
- Battery compatibility: 1S LiPo (single cell lithium polymer)
- Connector type: High-current to ultra-micro standard adapter
- Input connector: Large high-current format (compatible with EFLB2001S25 battery)
- Output connector: Standard ultra-micro connector
- Rated for high-current charging applications
- Gold-plated electrical contacts for low resistance and corrosion resistance
- Flexible insulated wire construction
- Polarity protection through keyed connector design
- Compatible with Blade mCP X helicopter
- Compatible with standard ultra-micro chargers
- Compact and portable design
- Manufactured by E-flite
Overview
The EFL 1S High-Current Ultra Micro Battery Adapter Lead O-EFLA7002UM is an essential charging accessory for RC enthusiasts who fly ultra-micro helicopters and aircraft. This specialist adapter lead is designed specifically to bridge the compatibility gap between high-current battery connectors and standard ultra-micro charging ports. If you own a Blade mCP X micro helicopter or similar ultra-micro RC aircraft, this adapter lead is a vital addition to your charging setup, allowing you to use your existing chargers and battery infrastructure without the need for specialist equipment.
The beauty of this adapter lies in its simplicity and functionality. Many ultra-micro RC models come equipped with larger, high-current connectors that are incompatible with standard chargers designed for common ultra-micro Li-Po batteries. This creates a frustrating bottleneck for hobbyists who want the convenience of charging multiple aircraft with a single charger. The EFL 1S adapter solves this problem elegantly, making battery management straightforward and hassle-free. Whether you're a seasoned RC pilot maintaining a fleet of micro helicopters or a newcomer to the ultra-micro RC hobby in the UK, this adapter lead offers genuine value and peace of mind.
Manufactured by E-flite, a trusted name in RC aviation and hobby-grade aircraft, this adapter demonstrates the attention to detail and practical thinking that characterises quality RC equipment. The adapter is built to handle the demanding requirements of high-current charging applications, ensuring safe and reliable performance with 1S LiPo batteries. For anyone serious about their micro helicopter collection or looking to streamline their charging routine, the EFL 1S High-Current Ultra Micro Battery Adapter Lead represents an intelligent investment that will pay dividends through improved convenience and compatibility across your RC fleet.
Key Features
- High-Current Connector Compatibility — This adapter lead features specialised connectors on both ends designed to safely handle high-current charging applications without voltage drop or connection instability, which is critical for protecting expensive ultra-micro batteries and ensuring consistent charging performance across multiple flight sessions.
- 1S LiPo Battery Adaptation — The adapter is purpose-built for 1-cell (1S) lithium polymer batteries, providing secure and reliable electrical connection that matches the specifications of both the larger high-current connector format and the standard ultra-micro connector format used on most modern chargers available to UK RC hobbyists.
- Ultra-Micro Standard Compatibility — By converting larger battery connectors to the universally recognised ultra-micro connector standard, this adapter lead ensures that your Blade mCP X battery and similar ultra-micro packs can be charged using any charger designed for standard ultra-micro Li-Po batteries, dramatically expanding your charging options and saving you from having to purchase specialist chargers.
- Genuine E-flite Quality — Manufactured by E-flite, this adapter meets the same rigorous quality standards applied to their popular Blade micro helicopter range, ensuring durability, reliability and safety during the critical battery charging process where electrical faults could cause damage or fire hazard.
- Compact Design for Portability — The adapter lead is ultra-compact and lightweight, making it ideal for RC pilots who travel to flying sites or manage multiple batteries throughout the day, fitting easily into equipment bags alongside batteries, chargers and other micro helicopter accessories.
- Universal Charger Compatibility — Once adapted, your mCP X battery can be charged using any standard ultra-micro charger, including basic hobby chargers, smart chargers with cell balancing, and field chargers, giving you complete flexibility in how you manage your battery fleet without proprietary equipment dependencies.
Technical Performance
The EFL 1S High-Current Ultra Micro Battery Adapter Lead is engineered to meet the exacting demands of ultra-micro RC aircraft charging applications where safety and reliability are paramount. The adapter features robust connector construction capable of handling the higher current draws associated with fast charging of high-capacity 1S batteries used in micro helicopters like the Blade mCP X. The electrical contacts within the connectors are gold-plated to resist oxidation and ensure consistent, low-resistance connections that prevent voltage losses during the charging cycle. The cable itself is constructed from flexible, insulated wire suitable for the vibration and movement inherent in field charging scenarios where pilots charge batteries between flights. The adapter maintains proper polarity protection through keyed connector designs that prevent dangerous reverse polarity connections which could cause battery damage or create fire hazards. The high-current rating of the connectors ensures that whether you're charging at standard rates using a basic charger or attempting faster charges with a more sophisticated power supply, the adapter will safely manage the electrical load. The design is particularly valuable for UK RC enthusiasts who may have accumulated chargers and batteries from different manufacturers and platforms, as it acts as a universal bridge allowing seamless integration of equipment that would otherwise be incompatible, thus maximising the utility of existing RC equipment investments.
What's in the Box
- EFL 1S High-Current Ultra Micro Battery Adapter Lead (single unit)
Frequently Asked Questions
- What battery does the Blade mCP X helicopter use and why do I need this adapter? — The Blade mCP X comes equipped with the EFLB2001S25 battery, which features a larger high-current connector that differs from the standard ultra-micro connectors found on most chargers and other ultra-micro batteries. This adapter lead converts that larger connector to the standard ultra-micro format, allowing you to charge your mCP X battery using any standard ultra-micro charger rather than requiring specialist equipment, making it an essential accessory for anyone with this popular micro helicopter.
- Is this adapter suitable for beginners and RC pilots new to ultra-micro helicopters? — Absolutely. In fact, beginners benefit most from this adapter because it eliminates confusion about battery compatibility and charger requirements. Once you have this adapter, you can use any standard ultra-micro charger you might already own, or purchase affordable aftermarket chargers without worrying about connector mismatches. This is far more beginner-friendly than being forced to purchase expensive proprietary chargers.
- Can I use this adapter with chargers I already own? — Yes, provided your existing charger has a standard ultra-micro connector port, which is the industry standard for most hobby chargers sold in the UK. This adapter essentially unlocks compatibility with any charger using the standard ultra-micro format, making it a brilliant investment if you have multiple chargers or share charging infrastructure with other RC pilots.
- Is the EFL adapter lead safe for fast charging? — Yes. The adapter is rated for high-current applications and features proper connector design with gold-plated contacts that maintain low electrical resistance even during high-current charging cycles. However, always follow the manufacturer's guidance for your specific battery's maximum safe charging current, and never leave batteries unattended while charging regardless of the adapter used.
- How does this adapter compare to buying a new charger? — This adapter is considerably more cost-effective than purchasing a new charger. Rather than spending £30-50 on a specialist charger for your mCP X battery, this adapter costs just a few pounds and instantly gives you access to your existing charger infrastructure. If you don't yet own a charger, purchasing a standard ultra-micro charger alongside this adapter still costs less than a charger specifically designed for the mCP X connector, plus you gain compatibility with any future ultra-micro batteries you might acquire.
- Will this work with other Blade micro helicopters besides the mCP X? — This adapter is specifically designed for batteries with the high-current connector format used on the mCP X and compatible Blade batteries. If you own other micro helicopters with different connector types, you would need to verify connector compatibility before attempting to use this adapter, though the EFLB2001S25 battery compatibility suggests it should work with other models using the same battery pack.
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 1S High-Current Ultra Micro Battery Adapter Lead O-EFLA7002UM 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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