GENSACE Li-Po Car G-Tech 4S 14.8V 6750mAh 60C with XT90 O-GTC4S6750-60X9

• Brand: Gens Ace
• Model Number: O-GTC4S6750-60X9
• SKU: GEA67504S60GT
• Capacity: 6750mAh
• Voltage: 14.8V
• Configuration: 4S1P (4-series, 1-parallel)
• Discharge Rate: 60C continuous
• Connector Type: XT90
• Case Type: Rigid Hardcase (PC material)
• Dimensions: Approximately 138mm (L) x 47mm (W) x 50mm (H)
• Weight: Approximately 602g
• Cell Type: Lithium Polymer (LiPo)
• Raw Materials: Premium cells from Japan and Korea
• Internal Resistance: Low IR for stable voltage delivery
• Compatibility: Suited for 1/8-scale RC vehicles including buggies, truggies, and trucks
• Specific Model Compatibility: Traxxas Xmaxx 8S and similar 1/8-scale platforms
• Manufacturing Standards: ISO9001 and ISO14001 certified
• Energy Density: High, optimised for capacity-to-weight ratio
• Technology: Advanced cell stacking technology for enhanced capacity
• Warranty: 1 year warranty provided by manufacturer

Overview

The Gens Ace G-Tech 6750mAh 14.8V 60C 4S1P LiPo Battery Pack with XT90 connector is a premium lithium polymer battery designed to deliver dependable, consistent power to demanding 1/8-scale RC cars and trucks. Whether you're running an RC buggy, truggy, or truck platform, this 4S battery provides the electrical performance you need for extended runtime and strong acceleration on the track or off-road terrain. Built with a rigid hardcase, this battery represents a serious upgrade for RC enthusiasts looking to maximise their vehicle's potential whilst maintaining durability and reliability in challenging conditions.

This Gens Ace battery pack is engineered for enthusiasts who demand more from their RC car UK setup. The 6750mAh capacity combined with the 60C discharge rating creates a powerful energy source that handles the demands of competitive racing and aggressive weekend bashing alike. The hardcase protection shields your investment from dust, spills, and impacts during transport and trackside storage, making it an ideal choice for serious RC hobbyists who take their vehicles to dedicated RC clubs and event venues across the UK. If you're upgrading from basic batteries or stepping into the world of brushless-powered RC cars, this Gens Ace pack delivers the performance upgrade you've been seeking.

The G-Tech designation marks this as Gens Ace's latest generation technology, incorporating advanced materials from Japan and Korea and sophisticated cell stacking techniques to maximise capacity and efficiency. The XT90 connector ensures a robust, low-resistance electrical connection that minimises voltage sag and maintains stable power delivery throughout your run. With meticulous attention to weight distribution and dimensions, Gens Ace has created a battery that fits standard 1/8-scale battery trays without requiring extensive modifications, allowing you to get your RC car ready to run within minutes of unboxing.

Key Features

• 6750mAh High-Capacity Cells — The substantial 6750mAh capacity provides extended runtime compared to smaller batteries, allowing you to spend more time driving and less time waiting for recharges. This capacity is particularly beneficial for 1/8-scale vehicles that consume power quickly, ensuring you can complete full race heats or extended bashing sessions without midway battery swaps.
• 4S1P Configuration at 14.8V — The 4-series cell configuration delivers 14.8V nominal voltage, a standard for high-performance 1/8-scale RC cars and trucks. This voltage rating is compatible with brushless ESCs designed for 4S LiPo packs, ensuring seamless integration with most modern RC car electronic systems and offering superior performance compared to 3S alternatives.
• 60C Continuous Discharge Rating — The 60C discharge rate indicates this battery can safely deliver extremely high current levels continuously, supporting powerful brushless motors and aggressive driving styles. This rating ensures stable voltage under demanding acceleration and cornering loads, translating to responsive throttle control and consistent vehicle behaviour throughout your driving session.
• Rigid Hardcase Protection — Unlike soft-case batteries, the robust plastic hardcase shields your investment from physical damage, crushes, dust contamination, and spills during transport and trackside use. This protective casing extends battery lifespan by preventing mechanical stress on internal cells and connectors, representing better value for your money over the life of the battery.
• XT90 Low-Resistance Connector — The XT90 connector plug is specifically designed for high-current applications, featuring gold-plated contacts that maintain excellent electrical conductivity and minimal voltage drop. This connector type is recognised as the industry standard for high-performance RC car batteries, ensuring reliable connections and reducing power loss compared to older connector styles.
• Superior Raw Materials from Japan and Korea — Gens Ace sources premium lithium polymer cells from trusted manufacturers in Japan and Korea, guaranteeing consistent performance and safety. These high-quality materials enable the advanced stacking technology that achieves the impressive 6750mAh capacity whilst maintaining structural integrity and thermal stability during demanding use.
• Advanced Cell Stacking Technology — The innovative stacking methodology employed in the G-Tech series allows individual cells to achieve higher capacity ratings without compromising reliability or safety. This proprietary engineering technique represents years of battery development, ensuring each cell performs at its peak potential throughout the battery's operational lifespan.
• Low Internal Resistance (IR) — The battery's low internal resistance means voltage remains stable and consistent until the final moments of your driving session, preventing the voltage sag that degrades performance in the closing stages. This stability ensures your RC car maintains responsive handling and strong motor power even as the battery discharge cycle progresses.
• ISO9001 and ISO14001 Certified Manufacturing — Gens Ace and its manufacturing partners maintain strict international quality and environmental standards, guaranteeing that every battery meets rigorous safety and performance specifications. This certification provides confidence that you're purchasing a genuinely reliable product manufactured under controlled conditions with proper quality assurance.
• Optimised for 1/8-Scale Vehicles — The weight, dimensions, and performance characteristics are specifically tailored for 1/8-scale RC cars, buggies, truggies, and trucks, including compatibility with Traxxas models like the Xmaxx 8S. This optimisation means the battery fits standard trays without modification and provides ideal power-to-weight ratios for this vehicle class.

Technical Performance

The Gens Ace G-Tech 6750mAh represents a substantial step forward in RC car battery technology, engineered to meet the power demands of modern brushless RC platforms. The 14.8V 4S configuration provides the electrical foundation for high-performance 1/8-scale vehicles, delivering the voltage ceiling required by advanced ESCs and brushless motors. With a continuous 60C discharge rating, this battery can sustain current draw rates exceeding 400 amps (calculated as capacity in amps multiplied by discharge rating), enabling powerful acceleration and aggressive driving without compromising cell stability. The approximately 602-gram weight positions the battery in an optimal range for 1/8-scale vehicles, providing sufficient mass for stability whilst remaining light enough to avoid excessive vehicle inertia. The compact dimensions of approximately 138mm x 47mm x 50mm ensure compatibility with standard battery trays fitted to most 1/8-scale buggies, trucks, and truggies, allowing straightforward installation without requiring custom modifications. The rigid hardcase construction employs durable plastic materials that protect internal cells from mechanical stress, dust infiltration, and moisture exposure — particularly valuable during off-road running or use in challenging British weather conditions. The XT90 connector features gold-plated contacts optimised for high-current transmission, ensuring minimal voltage drop across the connection point and maximising the available power at your vehicle's ESC. The G-Tech designation indicates this battery incorporates Gens Ace's latest materials science and manufacturing techniques, reflecting ongoing investment in battery research and development. The advanced internal cell architecture enables the ambitious 6750mAh capacity whilst maintaining the low internal resistance necessary for stable voltage delivery under peak load conditions. These technical characteristics combine to create a battery suitable for competitive racing applications, serious weekend bashing, and demanding off-road exploration — performance that distinguishes the G-Tech from budget alternatives and entry-level battery options available in the UK RC car market.

What's in the Box

• Gens Ace G-Tech 6750mAh 14.8V 60C 4S1P LiPo Battery Pack with hardcase
• XT90 connector pre-installed

Frequently Asked Questions

• Is the Gens Ace G-Tech 6750mAh 60C battery suitable for 1/8-scale RC cars? — Absolutely. This battery is specifically optimised for 1/8-scale vehicles including buggies, truggies, and trucks. The 14.8V 4S configuration and 6750mAh capacity are ideally matched to the power consumption of brushless-powered 1/8-scale platforms, providing extended runtime and strong performance throughout your driving session.
• What is the difference between the 60C discharge rating and other battery ratings I've seen? — The 60C rating indicates the battery can safely discharge 60 times its capacity per hour. This extremely high discharge rate is specifically engineered for demanding applications where peak current draw is substantial, such as hard acceleration in competitive racing. Batteries with lower ratings (e.g., 50C or 45C) may struggle under these demanding conditions, resulting in voltage sag and reduced performance.
• Does this battery come with a charger? — The battery pack is supplied with the XT90 connector installed and ready to connect to your RC car's ESC. However, you will need a compatible LiPo battery charger to recharge the pack. We recommend selecting a charger specifically designed for 4S LiPo batteries to ensure safe, reliable charging.
• Why is the hardcase important for an RC car battery? — The rigid hardcase offers crucial protection during transport, storage, and trackside use. It shields the delicate battery cells and connector from dust, moisture, impacts, and crushing forces that can damage soft-case batteries and shorten their operational lifespan. For serious RC enthusiasts who transport their vehicles to tracks and events across the UK, hardcase protection represents excellent value.
• What is the XT90 connector and why does this battery use it? — The XT90 is an industry-standard connector specifically designed for high-current LiPo applications. The gold-plated contacts maintain excellent electrical conductivity and minimise resistance, ensuring minimal voltage drop and maximum power delivery to your RC car's electronic speed controller. This connector type is widely recognised as the gold standard for performance RC car batteries.
• How long will this battery last in my 1/8-scale RC car? — Runtime depends on your driving style, ESC programming, and motor specifications. Aggressive racing typically yields 15-25 minutes of continuous running, whilst more conservative driving can extend this to 20-30 minutes. The substantial 6750mAh capacity ensures extended session times compared to smaller batteries, reducing the need for frequent battery swaps.
• Is this battery compatible with my Traxxas RC truck? — The Gens Ace G-Tech is specifically noted as compatible with Traxxas models like the Xmaxx 8S. However, we recommend verifying that your specific vehicle features a 4S LiPo-compatible ESC and appropriate battery tray dimensions before purchase. If you're uncertain about compatibility, our knowledgeable team at RC Model Shop is happy to assist with verification.
• What safety precautions should I follow with this LiPo battery? — LiPo batteries require responsible handling. Always charge using a dedicated LiPo charger, avoid puncturing or crushing the cells, store in a cool, dry location, and never leave charging batteries unattended. Never discharge the battery completely, as this can damage cells irreversibly. Follow the manufacturer's safety guidelines and establish proper charging and storage protocols for optimal battery longevity and safety.

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 GENSACE Li-Po Car G-Tech 4S 14.8V 6750mAh 60C with XT90 O-GTC4S6750-60X9 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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