Ultra Flex Relay Box

Compact Power Distribution for Marine & Automotive Systems

The Ultra Flex Relay Box is your go-to solution for efficient power management and relay control in marine, automotive, RV, and off-road applications. Designed to house multiple relays and fuses, this box offers organized, waterproof protection for your vehicle’s or vessel’s electrical systems.

Built with rugged, UV-resistant materials, it withstands harsh environments and heavy-duty use. With a clean, modular layout and secure terminals, installation and maintenance are quick and hassle-free. Ideal for engine controls, lighting systems, and auxiliary power circuits, this relay box is a compact powerhouse of performance and flexibility.

⚡ Key Features:

• ✅ Multi-Relay Configuration – Supports multiple relays and fuses in one unit

• ✅ Durable & Weatherproof – UV-stabilized housing with waterproof sealing

• ✅ Universal Application – Perfect for marine, automotive, 4×4, and custom builds

• ✅ Clean Wiring Layout – Organized terminal connections for easier diagnostics

• ✅ Compact & Lightweight – Saves space without compromising performance