O-GT2S1800-45X6

• Battery Type: LiPo (Lithium Polymer)
• Configuration: 2S1P (two series cells, one parallel string)
• Nominal Voltage: 7.4V
• Cell Count: 2S
• Capacity: 1800mAh
• Continuous Discharge Rate: 45C
• Maximum Discharge Current: 81A (1800mAh × 45C)
• Weight: Approximately 100g
• Dimensions: Length 92mm, Width 30mm, Height 17mm
• Case Type: Soft case
• Discharge Connector: XT60 (factory-fitted)
• Balance Connector: Universal G-Tech balance connector with built-in ID chip
• Chemistry: LiPo (Lithium Polymer)
• Internal Resistance: Low IR technology for stable voltage delivery
• Energy Density: High, specially adapted for UAV and RC car/boat/helicopter applications
• Safety Features: Integrated ID chip storing battery chemistry, specifications, and recommended charging parameters
• Auto Charge Technology: Compatible with G-Tech Eco Smart Chargers for automatic plug-and-play charging
• Universal Compatibility: Compatible with standard LiPo chargers via manual parameter programming
• Electronics-Free Design: No onboard circuits to cause parasitic drain
• Manufacturing Standards: ISO9001 and ISO14001 certified
• Warranty: 1 year manufacturer warranty
• Suggested Applications: RC cars, RC aeroplanes, RC vessels, UAVs

Overview

The Gens Ace G-Tech 2S 7.4V 1800mAh 45C LiPo battery with XT60 connector is a compact, high-performance power solution designed for RC enthusiasts across the United Kingdom who demand reliability and consistent performance from their RC car, aeroplane, or vessel. Whether you're running a competitive RC car UK setup, enjoying weekend bashing sessions, or piloting RC aeroplanes, this 2S LiPo pack delivers the balance of capacity, discharge rate, and efficiency needed to keep your model performing at its best. Built by Gens Ace, one of the world's leading battery manufacturers with over 20 years of battery technology expertise and a team of 200 professional engineers and technicians, this battery represents the brand's commitment to excellence, optimisation, and outstanding customer service.

What sets the Gens Ace G-Tech 2S apart is its innovative smart charging technology combined with universal compatibility. The battery features a universal G-Tech balance connector with an integrated ID chip, enabling automatic detection and intelligent charging when paired with G-Tech Eco Smart Chargers. This revolutionary Auto Charge Technology eliminates the need for manual programming—simply plug in your battery and let the system handle the rest. For those using standard LiPo chargers, the battery remains fully compatible with traditional charging workflows, requiring only manual parameter setup just like conventional LiPo batteries. This dual compatibility makes the G-Tech 2S an exceptionally versatile choice for any RC hobbyist, whether you're upgrading an existing setup or building your first ready to run RC model.

At just 100 grams and measuring a compact 92 x 30 x 17mm, the Gens Ace G-Tech 2S 1800mAh delivers impressive energy density tailored specifically for various scales of RC models including electric RC cars, RC aeroplanes, and RC vessels. The 45C continuous discharge rate ensures stable, reliable power output throughout your flight, drive, or run, whilst the low internal resistance (IR) technology provides consistent voltage delivery until the end of your mission, making this battery ideal for both recreational flying and competitive racing applications.

Key Features

• Universal G-Tech Balance Connector with ID Chip — The battery is equipped with a universal G-Tech balance connector featuring a built-in identification chip that stores essential battery data, whilst maintaining standard JST male balance connector compatibility and adding an intelligent side pin. This enables seamless automatic detection by supported chargers and enhances compatibility across a wide range of devices, eliminating confusion about battery specifications and charging parameters.
• Auto Charge Technology — When paired with a G-Tech Eco Smart Charger, the Auto Charge Technology provides true plug-and-play convenience by automatically detecting battery chemistry, capacity, voltage, and recommended charging parameters. This eliminates the need for manual programming and prevents user errors, making it the ideal choice for RC hobbyists who want hassle-free charging without complicated setup procedures.
• Advanced Safety Measures — The embedded ID chip stores critical battery chemistry and specification data that is automatically read by G-Tech supported chargers, ensuring safe and appropriate charging parameters are applied every time. This intelligent safety layer protects your battery investment and prevents the user errors that can damage cells or cause safety issues with traditional LiPo batteries.
• Universal Compatibility — Whilst optimised for G-Tech supported chargers, the battery remains fully universally compatible with standard LiPo chargers commonly used throughout the UK RC community. You can charge this battery with any conventional LiPo charger by manually programming the specifications, providing flexibility whether you're at home, at the track, or at your local RC flying field.
• Electronics-Free Design — The G-Tech Smart Charging Solution is engineered without complex circuits or onboard electronics that could drain your battery unnecessarily during storage or standby periods. This streamlined design prioritises maximum efficiency and power preservation, ensuring your battery retains its full charge when you're ready to use it.
• 45C Continuous Discharge Rate — The 45C discharge capability provides strong, consistent power output suitable for demanding RC applications including competitive racing, aggressive flying manoeuvres, and high-performance boating. This discharge rate strikes an excellent balance between power delivery and battery safety margins, making it suitable for a wide variety of RC models without requiring specialised high-current connectors or extreme power ratings.
• Low Internal Resistance Technology — Gens Ace's proven low IR (internal resistance) technology delivers stable voltage output throughout your entire mission, preventing the voltage sag that can reduce performance and responsiveness towards the end of a battery's discharge cycle. This means your RC model maintains consistent power and handling characteristics from the first drive to the final moments of flight time.
• XT60 Discharge Connector — The factory-fitted XT60 connector is the industry-standard connector for 2S LiPo batteries, offering secure connection with minimal resistance and universal compatibility across the vast majority of RC cars, boats, and aeroplanes available in the UK market. This widespread standardisation means you'll have no difficulty integrating this battery into your existing RC setup.

Technical Performance

The Gens Ace G-Tech 2S 7.4V 1800mAh 45C LiPo battery represents the culmination of two decades of battery technology development and manufacturing expertise. With a capacity of 1800mAh across two series-connected cells (2S configuration), this battery delivers a nominal voltage of 7.4V, perfectly suited for RC cars, aeroplanes, vessels, and other electric-powered models designed for 2S power systems. The 45C continuous discharge rating means this battery can safely deliver 81 amps of current (1800mAh × 45C = 81A), providing robust power for brushless motors and high-performance ESC (electronic speed controller) setups commonly found in competitive and high-performance RC applications throughout the UK. Weighing just 100 grams, the battery achieves an excellent power-to-weight ratio with dimensions of 92mm length, 30mm width, and 17mm height, making it compact enough to fit into tight battery compartments whilst delivering sufficient capacity for extended runtime. The soft-case construction protects the cells during transport and storage whilst keeping overall weight minimal. The 2S1P configuration (two series cells, one parallel string) provides the optimal balance between voltage, capacity, and reliability, making this battery a versatile choice across numerous RC disciplines. The special energy density adaptation for UAV (unmanned aerial vehicle) types and RC car, boat, and helicopter designs ensures that this battery maximises performance for its weight class, a critical consideration for any serious RC hobbyist seeking to optimise their setup. All Gens Ace batteries are manufactured to ISO9001 and ISO14001 standards, guaranteeing quality control, environmental responsibility, and manufacturing excellence backed by the company's reputation as a top-ranking battery corporation.

What's in the Box

• Gens Ace G-Tech 2S 7.4V 1800mAh 45C LiPo battery pack
• Universal G-Tech balance connector with integrated ID chip
• Factory-fitted XT60 discharge connector
• Soft protective case

What You Need to Complete

• LiPo-compatible charger (G-Tech Eco Smart Charger recommended for Auto Charge Technology, or any standard LiPo charger)
• Compatible RC model with 2S LiPo battery cavity and XT60 connector (or appropriate connector adapter)
• LiPo battery storage bag or fireproof container for safe storage
• LiPo battery balancer (included with most LiPo chargers)

Frequently Asked Questions

• Is the Gens Ace G-Tech 2S suitable for beginners and experienced RC enthusiasts alike? — Yes, absolutely. The G-Tech 2S is designed to suit all skill levels. Beginners benefit from the Auto Charge Technology when paired with a G-Tech Eco Smart Charger, which eliminates complicated manual setup and prevents charging errors. The advanced safety measures automatically detect battery specifications, making it impossible to apply incorrect charging parameters. Experienced RC pilots and drivers appreciate the reliable 45C discharge rate, low internal resistance, and universal compatibility with standard LiPo chargers, giving them flexibility in their charging workflow and the consistent power delivery needed for competitive applications.
• What voltage is the Gens Ace G-Tech 2S 7.4V LiPo, and what RC models does it power? — The battery is a 2S (two series cells) LiPo pack with a nominal voltage of 7.4V, which is the standard voltage for 2S LiPo-powered RC models. It is suited for RC cars with 2S electrical systems, RC aeroplanes and drones requiring 7.4V power, RC boats and vessels, and other RC models designed for 2S LiPo battery compatibility. Always verify that your specific RC model is rated for 2S 7.4V power before use, as using incorrect voltages can damage electronic components.
• What is the difference between charging with a G-Tech Eco Smart Charger versus a standard LiPo charger? — When charged with a G-Tech Eco Smart Charger, the embedded ID chip is automatically detected, and charging parameters are applied without any manual input—true plug-and-play convenience. The charger automatically reads the battery's chemistry, capacity, voltage, and recommended parameters, preventing user errors and ensuring optimal charging every time. With a standard LiPo charger, you must manually input the battery specifications (2S, 1800mAh, 45C, LiPo chemistry) and set appropriate charging current and voltage limits. Both methods are fully supported, making this battery versatile for any RC hobbyist regardless of their charger equipment.
• How does the 45C discharge rate compare to other 2S LiPo batteries, and what does it mean for performance? — The 45C continuous discharge rate is considered a strong, mid-to-high performance specification for 2S LiPo batteries. At 1800mAh capacity, this 45C rating allows 81 amps of safe continuous discharge, suitable for brushless motors in competitive RC cars, racing aeroplanes, and high-performance boats. Gens Ace's technology includes models with discharge rates up to 100C for extreme performance applications, but the 45C rating provides an excellent balance of power delivery, safety margins, and cell longevity. This makes the G-Tech 2S appropriate for serious hobbyists seeking competitive performance without requiring ultra-high-discharge specialist batteries.
• Is the XT60 connector compatible with my RC model, and can I use adapters? — The XT60 connector is the industry-standard discharge connector for 2S LiPo batteries and is fitted to the vast majority of RC cars, aeroplanes, and boats sold in the UK market. If your RC model uses a different connector type (such as Deans, T-connectors, or Traxxas iD), you can use XT60 adapter cables or soldered adapter connectors to integrate this battery into your existing model. We recommend purchasing appropriate adapters before the battery arrives, or consulting the documentation for your specific RC model to confirm connector compatibility.
• How long will the Gens Ace G-Tech 2S 1800mAh battery last on a single charge? — Runtime depends entirely on the power draw of your specific RC model. Higher current draw applications such as competitive RC racing or aggressive flying will consume the battery faster, potentially delivering 5-15 minutes of flight or drive time. Lower current draw applications such as casual flying or cruising may achieve 20-30+ minutes of runtime. The 1800mAh capacity is well-suited to lightweight aeroplanes and smaller RC cars, though larger or more powerful models may benefit from higher-capacity battery packs. We recommend testing runtime with your specific model and adjusting battery capacity accordingly.
• What safety precautions should I take when using LiPo batteries? — Always charge LiPo batteries in a fireproof container or LiPo battery charging bag to contain potential thermal events. Never leave charging batteries unattended, and always disconnect the battery after use rather than leaving it connected to your RC model. Store LiPo batteries at room temperature in a safe location away from flammable materials. Never allow the battery voltage to drop below 3.0V per cell (6.0V for 2S) during discharge, as this can cause permanent cell damage and reduce performance. The Gens Ace G-Tech Smart Charging Solution includes advanced safety measures and the integrated ID chip helps prevent overcharging and incorrect parameter application.
• Is this battery compatible with G-Tech chargers from RC Model Shop, and where can I find compatible chargers? — Yes, the Gens Ace G-Tech 2S is fully compatible with G-Tech Eco Smart Chargers, which automatically detect and optimise charging parameters. This battery is also compatible with any standard LiPo charger available from RC Model Shop or other UK RC retailers, though manual parameter entry is required with non-G-Tech chargers. We recommend pairing this battery with a G-Tech Eco Smart Charger to unlock the full convenience of the Auto Charge Technology and advanced safety measures built into the battery's ID chip.

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 G-Tech 2S 7.4V 1800mAh 45C with XT60 O-GT2S1800-45X6 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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