QS8 to XT90 Adapter Cable 10AWG – 45A, IP67 Waterproof for RC & EV

Compatible With

• Batteries with QS8 output connecting to ESC or chargers with XT90 port
• RC Cars, Trucks & Crawlers using XT90-equipped ESCs
• Electric Motorcycles & E-Moto builds requiring QS8-to-XT90 format conversion
• EV battery packs (QS8 side) to XT90-compatible BMS or chargers
• Any system needing a QS8 female to XT90 male (or reverse) adapter

Rated 45A continuous. Not recommended for peak loads exceeding 60A or systems above 60V.

Overview

The QS8 to XT90 Adapter Cable bridges two of the most popular high-current connector standards in the RC and EV world. Whether you're upgrading your battery connector, mixing equipment from different brands, or building a custom power harness, this adapter eliminates the need for re-soldering and gets you connected safely in seconds.

Built with 10AWG silicone wire and IP67-rated waterproof construction, it's ready for outdoor, wet, and demanding environments.

Key Features

🔄 Cross-Format Compatibility

Seamlessly connects QS8 and XT90 ecosystems — no soldering, no adapters stacked on adapters. One clean, purpose-built cable.

💧 IP67 Waterproof Rating

Fully sealed against dust and short-term water immersion (1m / 30 min). Ideal for outdoor RC use, e-moto builds, and wet-environment EV applications.

💪 10AWG Silicone Wire

Heavy-duty stranded tinned copper with ultra-flexible silicone insulation. Handles 45A continuous with low resistance and excellent heat dissipation.

⚡ Anti-Spark Design

Built-in anti-spark protection on the QS8 side prevents connector damage and capacitor inrush arcing on first connection.

Specifications

Package Includes

- 1 × QS8 to XT90 Adapter Cable (10AWG, IP67)

Custom Orders Welcome

Need a different cable length, wire gauge, or connector combination? We offer custom wire harness fabrication. Contact us with your specifications and we'll provide a quote within 24 hours.