Orange 7.4V 4200mAh 35C 2S Lithium Polymer Battery Pack

The Orange 7.4V 4200mAh 35C 2S Lithium Polymer Battery Pack is a high-performance dual-cell LiPo battery designed for demanding RC applications, quadcopters, drones, and robotics projects requiring sustained high discharge rates. Professional hobbyists, drone pilots, and electronics engineers rely on this battery for its exceptional power delivery and reliability in competitive racing and industrial automation scenarios. This battery solves the critical challenge of maintaining consistent voltage output and peak current delivery during extended flight operations and high-load computational tasks.

Product Overview

This Lithium Polymer battery pack operates on a 2S (two-cell series) configuration, delivering a nominal voltage of 7.4V with a fully charged voltage of 8.4V per cell. The 4200mAh capacity provides extended runtime for medium to large-sized aerial platforms and ground-based robotic systems. The 35C continuous discharge rating indicates the battery can safely deliver 147 amps continuously (4.2Ah x 35C), making it suitable for high-performance applications where sustained power is critical. The internal cell chemistry ensures minimal voltage sag during peak current draws, maintaining stable operation even under demanding acceleration profiles.

The battery pack features a balanced cell configuration with integrated protection against over-discharge, over-charge, and short-circuit conditions through proper charging protocols and compatible balance chargers. The 2S topology makes this pack ideal for applications requiring moderate voltage levels without the complexity of higher cell count configurations. Orange-branded LiPo batteries are engineered for consistent performance across multiple charge cycles, with proper care extending usable lifespan to 300+ cycles while maintaining 80% capacity retention.

Key Specifications

Specification	Details
Product Type	Lithium Polymer (LiPo) Battery Pack
Brand	Orange
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp
Nominal Voltage	7.4V (2S Configuration)
Fully Charged Voltage	8.4V
Capacity	4200mAh
Continuous Discharge Rate	35C (147A Maximum)
Peak Discharge Rate	70C (294A Burst)
Internal Resistance	Typically less than 15 milliohms
Connector Type	XT60 or Deans (verify before purchase)
Weight	Approximately 380-400 grams
Dimensions	Approximately 150mm x 50mm x 35mm
Cell Chemistry	Lithium Polymer (LiPo)
Cycle Life	300+ cycles at 80% capacity retention

Key Features

• 35C Continuous Discharge Rating delivers 147 amps of sustained current for high-performance flight dynamics and aggressive acceleration in racing drones and quadcopters
• 4200mAh Capacity provides 25-35 minutes of flight time depending on aircraft weight and throttle profile, maximizing mission duration per charge cycle
• 2S Configuration offers optimal voltage for mid-range electric motors and ESCs while maintaining manageable weight and compact form factor for aerial platforms
• Low Internal Resistance Design minimizes voltage sag during peak power draws, ensuring consistent motor performance and stable flight characteristics throughout discharge cycle
• Balanced Cell Architecture maintains equal voltage distribution between cells, extending battery lifespan and preventing premature cell degradation from imbalanced charging
• High Energy Density provides excellent power-to-weight ratio essential for extended flight operations and improved payload capacity in professional drone applications

Applications and Use Cases

• Racing Drones and FPV Quadcopters requiring sustained 35C discharge rates for competitive aerial maneuvers and high-speed flight operations in drone racing circuits
• Professional Photography Drones and aerial cinematography platforms needing reliable extended flight times for commercial video production and surveying missions
• RC Helicopters and Fixed-Wing Aircraft utilizing 7.4V power systems for tail rotor servos, main motor drive, and flight control electronics in hobby and professional applications
• Robotics Projects and Mobile Platforms including autonomous ground vehicles, robotic arms, and industrial automation systems requiring 7.4V power distribution for motor controllers and sensor arrays
• Portable Power Applications for LED lighting rigs, portable amplifiers, and emergency backup power systems in field operations and remote locations
• Hobby-Grade Electric Vehicles and RC Cars with 2S LiPo compatibility for brushless motor systems and electronic speed controller integration

How to Use

Before first use, inspect the battery pack for physical damage, swelling, or leakage. Charge the battery using a compatible LiPo charger set to 2S mode with a maximum charge rate of 2C (8.4 amps for this 4200mAh pack). Always use a balance charger to equalize cell voltages and prevent cell imbalance which degrades performance. Connect the battery to your device using the appropriate connector type (XT60 or Deans), ensuring secure seating to prevent intermittent power loss during operation. Monitor voltage during use with a battery voltage checker or telemetry system, landing the aircraft when voltage drops to 3.0V per cell (6.0V total) to preserve battery health.

After each flight or operation session, allow the battery to cool for 15-20 minutes before charging to prevent thermal stress on internal cells. Store the battery at room temperature in a fireproof LiPo storage bag with voltage maintained between 3.7-3.85V per cell for long-term storage. Never leave the battery unattended during charging, and keep a LiPo fire extinguisher nearby as a safety precaution. Replace the battery if cells show signs of swelling, reduced capacity below 80% of original rating, or if individual cell voltage cannot be balanced within 0.1V during charging cycles.

Frequently Asked Questions

What does the 35C discharge rating mean for this battery pack?

The 35C rating indicates the maximum continuous discharge rate expressed as a multiple of battery capacity. For this 4200mAh pack, 35C means you can safely draw 147 amps continuously (4.2Ah x 35 = 147A). This high discharge rate makes the battery suitable for high-performance applications like racing drones that demand rapid acceleration and sustained power delivery. Exceeding this rating risks damaging internal cell structure and reducing battery lifespan.

How long will this battery last per charge cycle?

Flight time depends on aircraft weight, motor efficiency, throttle usage, and environmental conditions. Generally, a 4200mAh 2S battery provides 25-35 minutes of flight time on medium-sized quadcopters under normal conditions. Racing drones with aggressive throttle profiles may achieve 8-12 minutes, while lighter platforms or conservative flying styles can extend this to 40+ minutes. Always monitor battery voltage during operation and land when cells reach 3.0V to preserve battery health.

Can I use this battery with my specific drone or RC device?

This 2S 7.4V battery is compatible with any device designed for 2S LiPo batteries with matching connector type. Check your device manual for voltage requirements and connector specifications before purchasing. The XT60 and Deans connectors are most common, but verify your device uses one of these standards. If unsure, contact our support team with your device model for compatibility confirmation.

How should I charge this Lithium Polymer battery safely?

Use a dedicated LiPo charger set to 2S mode with charge rate not exceeding 2C (8.4 amps maximum for this pack). Always use the balance charging connector to equalize cell voltages. Charge in a fireproof LiPo bag in a well-ventilated area away from flammable materials. Never leave the battery unattended during charging. Stop charging immediately if the battery becomes hot, swells, or smells unusual. Properly functioning LiPo chargers have built-in safety cutoffs when cells reach 4.2V per cell.

How do I store this battery for extended periods?

Store the battery at room temperature in a fireproof LiPo storage bag with each cell charged to approximately 3.7-3.85V (storage voltage). This prevents cell degradation from over-discharge while minimizing oxidation from full charge. Check voltage monthly during storage and top-charge if voltage drops below 3.5V per cell. Avoid storing in direct sunlight, near heat sources, or in humid environments. Properly stored LiPo batteries maintain 90% capacity after 6 months of storage.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

Why Buy from The Engineer Store

• Genuine Products: Sourced directly from authorized distributors with authentication
• Expert Team: Our technical team validates every product before listing
• Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
• Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
• Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
• Technical Support: 24/7 expert guidance via email and WhatsApp
• Returns: 7-day return policy on manufacturing defects only

Buy Orange 7.4V 4200mAh 35C 2S Lithium Polymer Battery Pack Online in India

Purchase the Orange 7.4V 4200mAh 35C 2S Lithium Polymer Battery Pack online at The Engineer Store, India's trusted source for genuine electronics.