SMC72250-2S2PV4 SRD-V4 7.4V-7200mAh-250C Drag pack

The “SRD-V4” series is specifically built for high-current speed applications like:

• Straight-line drag racing RC cars

• High-acceleration speedrun vehicles

• Heavy-load ESC setups that consistently draw high amps

Key Specifications

• Voltage: 7.4 V nominal (2 cells in series — “2S”) 

• Capacity: 7200 mAh (true capacity within ±5%) 

• Discharge Rating: 250 C — very high burst discharge for rapid power delivery 

• Wire Gauge: 6-AWG leads for minimal resistance and heat under high current 

• Connector: Often sold without a connector (bare leads) so you can solder your own or have RC shop add QS8/Amass/Air connector 

• Size: ~38 mm × 46 mm × 104 mm 

• Weight: ~395 g 

• Charge Rate: Recommend 1C–5C (higher rates risk reduced capacity and cycle life)