Selecting the optimal battery for your RC helicopter is a decision that can significantly influence your flight experience. With the right battery, not only do you get extended flight time, but you also harness the full potential of the helicopter’s onboard technologies and aerobatic capabilities. When it comes to the Blade Nano S3, mCPX BL2, and InFusion 180, each helicopter presents unique attributes that require distinct power needs. This article will recommend the best battery choices tailored for these models, factoring in their design intricacies and performance specifications.
PowerHobby 1s 250mAh 45C for Nano S3

Brand: Hobbypower
Recommended Uses For Product: Drone
Unit Count: 1 Count
Voltage: 3.7 Volts
Reusability: Rechargeable
Product Dimensions: 45 x 6 x 12 mm (L x W x H)
Item Weight: 4.54 grams
Enhanced Aerial Acrobatics: The Nano S3 is designed for impressive 3D maneuvers, and this battery just accentuates that. The extra thrust and power it provides enables the helicopter to pull off even more complex stunts in the air with finesse.
Rechargeability & Longevity: The fact that it’s rechargeable with sustained performance over cycles means you get value for money. I’ve been using it for quite some time, and its performance consistency is commendable.
Renowned Brand Performance: While there are numerous brands out there, PowerHobby stands out as one that consistently delivers. This battery is a testament to their quality standards. It’s no wonder they’re gaining traction in the RC community.
Excellent Customer Service: On a side note, their customer support deserves a shout-out. In my interactions, they’ve always been responsive and accommodating, which only adds to the overall positive experience.
7.4V 2S 400mAh 30C for MCPX BL2

Brand: JUZUXI
Voltage: 7.4 Volts
Capacity: 400mAh
Discharge Rate: 30C
Connector: JST-XHR & PH2.0
Product Dimensions: 60 x 30 x 8 mm (L x W x H)
Item Weight: 28.35 grams
Perfect Fit and Size: First and foremost, the dimensions of this battery (60 x 30 x 8 mm) are almost tailor-made for the MCPX BL2. There’s no cumbersome adaptation or re-adjustment needed. It slides in effortlessly, offering an unobtrusive fit.
Enhanced Flight Characteristics: Post installation, I immediately noticed an improvement in the heli’s flight properties. The consistent 30C discharge rate clearly contributes to smoother take-offs, stable hovering, and more controlled aerobatics.
Reliable Longevity: After numerous flights, the battery continues to impress with its resilience. Its lifespan far exceeded my initial expectations. This speaks volumes about its Lithium Polymer cell composition and overall build quality.
Stable Power Supply: One standout trait is the battery’s unwavering power delivery. At no point during my flights did the MCPX BL2 exhibit any signs of fatigue or ‘gasping for breath’. This stability is crucial, especially for complex maneuvers and extended flight sessions.
Gens ace 3S 11.1V 45C 800mAh for InFusion 180

Brand: Gens ace
Voltage: 11.1 Volts
Capacity: 800mAh
Discharge Rate: 45C
Connector: EC2 Plug
Product Dimensions: 52 x 30 x 23 mm (L x W x H)
Item Weight: 109 grams
Superior Performance-to-Price Ratio: Getting straight to its value proposition, this battery provides incredible bang for the buck. It’s evident that Gens Ace has managed to fuse affordability with uncompromised performance.
Boosted Flight Dynamics: With the 45C discharge rate and an 11.1V power supply, the InFusion 180 felt notably more robust and faster in the air. The high-performance nature of the helicopter paired with this battery’s power elevates the entire flight experience.
Beyond Just an Alternative: While many consider aftermarket batteries as mere replacements, the Gens ace for the InFusion 180 is more of an upgrade. It’s not just about matching the original battery’s performance but significantly surpassing it.
Extended Low Voltage Warning: One marked difference I noticed was the prolonged flight time before the low voltage warning chimed in. It speaks volumes about the battery’s efficiency and consistent power delivery, allowing for longer, uninterrupted flight sessions.
Reputable Brand: Gens Ace has carved a niche for itself in the world of LiPo batteries, and this product further cements its reputation. Their commitment to producing high-quality batteries shines through in this product’s performance and longevity.
Fit and Weight: With dimensions of 52 x 30 x 23 mm and weighing 109 grams, this battery nestles comfortably within the InFusion 180. The weight balance ensures that the helicopter remains agile without compromising its aerobatic capabilities.
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