- Brand: RC Overhaul
- Part Number: O-RCO-ADAPT20
- Barcode: 5055320231622
- Connector Type: Female EC3 to Male EC5 Adapter
- Configuration: Passive connector bridge with no active circuitry
- Compatibility: EC3-equipped RC components to EC5-equipped RC components
- Fitment: Optional/Universal for EC-series connector equipment
- Design: Compact plug-in adapter
Overview
The RC Overhaul Adapter Female EC3 to Male EC5 (part number O-RCO-ADAPT20) is an essential connector bridge for RC enthusiasts working with mixed-standard equipment. This compact adapter solves a common problem faced by RC car UK hobbyists: connecting components that use different electrical connector standards without the need for rewiring or resoldering. Whether you're upgrading your ready to run RC car, combining parts from different manufacturers, or managing a toolkit with various EC-series equipped components, this simple plug-in adapter streamlines your setup and reduces connector clutter on your workbench and in your RC pit bag.
RC modelling requires precision and compatibility, and connector standards play a crucial role in ensuring safe, reliable power delivery to your models. The EC3 (Electronically Compatible) and EC5 connectors are widely used across the RC industry, with many hobbyists finding themselves with equipment featuring both standards. Rather than investing in new components or attempting dangerous soldering work, this female EC3 to male EC5 adapter provides a practical, safe solution that bridges the gap between your existing RC equipment. It's ideal for anyone with a growing collection of RC models, bashers working with multiple brands, or those integrating older and newer generation RC cars into a single setup.
Built by RC Overhaul, a recognised brand in the RC hobby accessories space, this adapter represents good value and practical engineering. The compact design means it won't add bulk to your RC gear, and the straightforward plug-in connection requires no technical knowledge or tools to use. For serious hobbyists, weekend bashers, or anyone discovering the world of RC for the first time, having quality adapters in your toolkit is just sensible planning. This adapter is part of RC Model Shop's comprehensive range of RC spares and upgrades, designed to help you get more from your hobby and maximise the lifespan and compatibility of your equipment.
Key Features
- Female EC3 to Male EC5 Configuration — The adapter provides a female EC3 connection on one end and a male EC5 connection on the other, allowing you to connect EC3-equipped devices directly to EC5-equipped systems without any rewiring, making setup changes quick and straightforward.
- Compact Design — The small form factor ensures the adapter takes up minimal space in your toolkit or pit bag, and won't create awkward bulk or cable tangles when connected to your RC equipment.
- Simple Plug-In Connection — No soldering, no crimping, no technical knowledge required; simply plug the adapter between your two components and you're ready to run, making it accessible to hobbyists of all experience levels.
- Bridges EC-Series Standards — By linking EC3 and EC5 connectors, this adapter allows you to mix and match components across different RC brands and generations, expanding the flexibility of your RC setup without purchasing entirely new equipment.
- Practical Toolkit Addition — A genuine space-saver in any RC modeller's collection, helping you streamline setup changes, reduce connector clutter, and simplify the process of swapping components between different models.
Technical Performance
The RC Overhaul Adapter Female EC3 to Male EC5 is engineered as a straightforward passive connector bridge, designed to provide reliable electrical continuity between EC3 and EC5 connector standards without active circuitry, voltage conversion, or performance impact. The adapter works by simply repositioning the electrical connection points from the female EC3 standard to the male EC5 standard, maintaining full electrical integrity throughout the transition. This means power delivery, current flow, and signal integrity remain consistent whether you're running brushless motors, charging LiPo batteries, or connecting RC car components. The adapter is compatible with all EC3-equipped RC components (including batteries, ESCs, and receiver systems) and all EC5-equipped RC components (such as motors, chargers, and power distribution systems), making it genuinely versatile across the RC hobby. As a passive adapter with no moving parts, active components, or complex engineering, reliability is high and maintenance is essentially non-existent. The compact construction means minimal weight addition to your setup, and the straightforward design ensures there are no compatibility issues or learning curve when integrating it into your RC workflow.
What's in the Box
- RC Overhaul Adapter Female EC3 to Male EC5
Frequently Asked Questions
- What exactly is the difference between EC3 and EC5 connectors? — EC3 and EC5 are two different connector standards used throughout the RC industry for power delivery and equipment connections. EC5 connectors are physically larger than EC3 connectors and are typically rated for higher current applications. Many RC manufacturers use these different standards across their product lines, which can create compatibility challenges when mixing equipment from different brands or generations. This adapter bridges that gap by allowing EC3-equipped components to connect directly to EC5-equipped systems.
- Can I use this adapter with any RC car UK setup? — This adapter is designed specifically for equipment using EC-series connectors. If your RC models use EC3 connectors on batteries or components and EC5 connectors on other equipment (or vice versa), this adapter will enable direct connection. It's particularly useful for hobbyists with mixed collections of RC cars from different manufacturers, as various brands favour different connector standards across their product ranges.
- Is this suitable for beginners? — Yes, absolutely. This adapter requires no technical knowledge, soldering skills, or tools to use. Simply plug one end into your EC3-equipped component and the other into your EC5-equipped component. It's an excellent addition to any beginner's RC toolkit, as it removes the need for complex rewiring or connector modifications that might otherwise be necessary.
- Will using this adapter reduce power delivery or performance? — No. This is a passive connector adapter with no active circuitry, voltage regulation, or power conversion. It simply bridges the physical and electrical connection between two different connector standards, maintaining full electrical integrity and current capacity throughout. Your RC equipment will perform exactly as it would with direct connectors of the same standard.
- What components is this compatible with? — The adapter is compatible with any RC component featuring EC-series connectors, including LiPo batteries, battery chargers, brushless ESCs (electronic speed controllers), brushed speed controllers, RC motors, and receiver systems. If you have EC3-equipped gear (batteries, ESCs, or accessories) and EC5-equipped gear, this adapter enables direct connection between them.
- How does this compare to rewiring or resoldering my components? — Rewiring or resoldering RC connectors is time-consuming, requires specialised tools and soldering skills, and carries risks of poor connections or damage to delicate electronics. This adapter offers a safe, immediate solution that requires no technical expertise, no tools, and can be disconnected and reconnected as many times as you need without any degradation.
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 RCO Adapter Female EC3 to Male EC5 O-RCO-ADAPT20 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.
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.
