melasta 8.4V 4200mAh NiMH Hump Battery Pack for TRX RC Vehicles – 7-Cell

Overview

Meet the melasta 8.4V 4200mAh NiMH hump battery pack, engineered for dependable power in RC racing cars, trucks, boats, and larger platforms. The seven cell design sits in a compact hump shape, balancing weight and capacity to keep you on the move between charges. This pack is built to handle enthusiastic sessions on the track or in the pond, offering consistent performance without unnecessary downtime.

Key specs at a glance

• Voltage: 8.4V
• Capacity: 4200mAh
• Battery Type: Nickel Metal Hydride NiMH
• Standard Hump Pack Dimensions: 140 x 46.8 x 44.5 mm

Why RC enthusiasts choose this pack

Long runtime and steady power are the core promises of this pack. With a high capacity of 4200mAh and a robust 8.4V cell setup, you can enjoy extended laps and fewer interruptions during practice and race days. The pack also delivers strong peak power, with a max discharge current up to 42A, helping you reach faster throttle response and quicker acceleration when you need it most.

Compatibility is practical for many popular setups. The TRX plug design broadens compatibility with 1 10 scale vehicles and larger, though it is important to verify voltage, dimensions, and plug type against the original battery before ordering. Rechargeability is straightforward; you can bring the pack back to full capacity without the necessity of a full discharge first. The Melasta charging ecosystem supports this pack with guidance for safe, efficient charging, and there is dedicated customer service available for one-on-one assistance if needed.

Usage tips and care

• Recharge your pack to full capacity at a comfortable pace using a NiMH charger or a Melasta RC charger
• Avoid full discharges as a routine practice to help extend cycle life
• Charge current guidance suggests 0.1C to 0.2C for balanced performance and longevity
• Check fit by comparing the 140 x 46.8 x 44.5 mm footprint with your chassis before purchase

In real terms, this pack offers a practical mix of energy and power for TRX based platforms. It is designed to work with a range of RC hobby setups while keeping handling and maintenance straightforward. The result is a dependable power source that supports longer sessions and confident control without overpromising results.