Overlander Extreme Pro 3700mAh 4S 70C LiPo

The Overlander Extreme Pro 3700mAh 4S 14.8V 70C LiPo (OL-534) is a high‑discharge pack engineered for demanding, high‑drain applications. Designed for consistent power delivery and reliable capacity, it suits users who need strong, sustained current performance.

Extreme Pro packs are manufactured using Overlander’s stacking method to enhance longevity and consistency. High‑quality silicone leads help minimise resistance and support high current draw. This pack includes a JST‑XH balance plug and is supplied with no main connector, allowing you to fit a plug of your choice.

Suggested Compatibility & Use Cases

• High‑speed EDF
• Electric 3‑D helicopters
• RC cars
• RC planes
• RC heli
• Airsoft
• Robotics
• E‑bikes

Key Specifications

• Capacity: 3700mAh
• Voltage: 4S1P / 4 Cell / 14.8V
• Discharge Rating: 70C constant / 120C burst
• Dimensions: 143 x 49 x 35mm
• Weight: 430g
• Balance Plug: JST‑XH
• Main Connector: None (user to fit)

Part of Overlander’s Extreme Pro series, the OL-534 delivers great value without compromising performance, making it a dependable choice for high‑drain electric models and projects where power, consistency and build quality matter.