Traxxas 7 Cell 4200mAh 8.4V NiMH Hump with TRA ID (2951X)
$59.95
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Traxxas 7 Cell 4200mAh 8.4V NiMH Hump with TRA ID (2951X)
$59.95
In Stock
4200 mAh
Extended RC Run Times
8.4 Volts
7-Cell NiMH Power
Traxxas iD
Safe Automatic Charging
High-Capacity Power PackSustained Voltage for Traxxas Models
Power up your 1/10 scale RC car with the high-performance Traxxas 4200 mAh 8.4 Volt 7-Cell NiMH Battery. Offering 25% greater capacity than standard 3000-series packs, this Traxxas Power Cell NiMH battery provides extended runtimes and higher sustained voltage under heavy load. Equipped with the patented Traxxas iD battery system, it ensures seamless, safe, and effortless charging every time.
Reliable Energy OutputEngineered for Extended RC Runtimes
Designed specifically for demanding electric RC vehicles, the Traxxas 4200 mAh 8.4 Volt 7-Cell NiMH Battery features low-resistance cells, flexible silicone-jacketed 12-gauge wiring, and heavy-duty welded tabs for maximum current transfer. Whether you are driving a Traxxas Slash 4X4 VXL, Rustler 2WD, or BIGFOOT 4X4, this rugged 7-cell pack delivers snappy acceleration and long-lasting punch. The integrated Traxxas iD connector communicates directly with iD-equipped chargers to auto-configure optimal charge settings, making battery care simple and foolproof for enthusiasts of all skill levels.
Battery SpecificationsDetailed Technical and Dimension Data
Part Type
NiMH Battery Pack
Battery Chemistry
Nickel-Metal Hydride
Capacity
4200 mAh
Nominal Voltage
8.4 V
Cell Count
7-Cell
Length
139 mm
Width
48 mm
Height
42 mm
Weight
16.16 oz / 458 g
Connector Type
Traxxas iD
Wire Gauge
12-Gauge Silicone
Compatible Vehicles
Slash, Rustler, Stampede, Bandit, Drag Slash, BIGFOOT
Battery CapabilitiesEngineered for Long Runtimes and Durability
Extended Capacity25% longer runtime than standard 3000mAh packs
Traxxas iD TechAuto-configures compatible Traxxas iD chargers for safe charging
Low Resistance CellsYields higher sustained voltage under load
Heavy-Duty WiringFlexible silicone 12-gauge wire minimizes power loss
Solid ConstructionWelded tabs ensure high durability during off-road bashing
Direct Replacement FitFits standard 1/10 scale Traxxas chassis battery trays
Frequently Asked QuestionsEverything you need to know
Which models are compatible with the Traxxas 4200 mAh 8.4 Volt 7-Cell NiMH Battery?
The Traxxas 4200 mAh 8.4 Volt 7-Cell NiMH Battery fits a wide range of 1/10 scale Traxxas models, including the Bandit XL-5, BIGFOOT 4X4, Drag Slash, Jato 4X4, Rustler 2WD, Slash 2WD/4X4, and Stampede 2WD/4X4.
Do I need a specific charger for the Traxxas 4200 mAh 8.4 Volt 7-Cell NiMH Battery?
For optimal convenience and safety, it is best paired with a Traxxas iD-equipped charger, which automatically recognizes the battery type and sets the charging parameters. However, it can also be charged using standard NiMH peak-detecting chargers compatible with Traxxas connectors.
How much more runtime will the Traxxas 4200 mAh 8.4 Volt 7-Cell NiMH Battery provide compared to a 3000mAh pack?
The Traxxas 4200 mAh 8.4 Volt 7-Cell NiMH Battery provides approximately 25% longer runtimes and holds higher voltage under heavy power demands compared to 3000-series batteries.