Overview
The ProTek R/C 2S 150C Low IR Si-Graphene Stock Spec Shorty LiPo Battery is a race-focused 7.4V 5600mAh pack engineered specifically for 1/10 scale stock and spec class racing. Built around silicon-graphene cell technology, this battery delivers ultra-low internal resistance, blistering punch, and rock-steady voltage from the first lap to the checkered flag.
Housed in a durable hardcase shorty form factor, it's the ideal high-performance power source for competitive 2WD and 4WD stock racers who need consistent, repeatable performance every run.
Key Features
- Silicon-Graphene cell technology for low internal resistance
- 150C continuous discharge rating
- Stock-class racing optimized power delivery
- Hardcase shorty form factor for chassis tuning flexibility
- Pre-installed 5.0mm bullet connectors
Performance Benefits
- Stronger, more consistent punch through every run
- Flatter discharge curve reduces voltage sag
- Lighter and thinner than many traditional 2S hardcase packs
- Approved profile for organized stock-class competition
Usage Notes
Designed for 1/10 scale stock and spec racing in 2WD and 4WD off-road classes. Charge only with a LiPo-compatible balance charger; balance charge every cycle and store at proper LiPo storage voltage when not in use.
Technical Specs
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Chemistry: Lithium-Polymer (LiPo)
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Cell Configuration: 2S
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Nominal Voltage: 7.4V
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Capacity: 5600mAh
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Discharge: 150C continuous (840A max)
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Charge Rate: 1C standard / 10C max (56A)
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Form Factor: Shorty Hardcase
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Dimensions: 95.7 × 47.1 × 25.1 mm
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Weight: 224 g
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Main Connector: 5.0mm bullets (installed)
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Balance Connector: 2.0mm bullet balance lead
What's Included
- (1) ProTek R/C 2S 150C Si-Graphene Stock Spec Shorty LiPo Battery
- (2) 5.0mm bullet connectors (installed)
Summary
The ProTek R/C 2S Stock Spec Shorty LiPo combines Si-Graphene chemistry, a 150C discharge rating, and durable hardcase construction to deliver the consistent power and low IR that 1/10 scale stock racers demand.
