JL Audio Waterproof Ignition Protected Circuit Breaker, 40 Amp (XMD-MCB-40) - 010-13682-00 (90945)

JL Audio XMD-MCB-40 Waterproof Ignition Protected Circuit Breaker is a marine-grade 40 amp circuit breaker designed to protect electrical circuits in marine and powersports audio installations. Its waterproof, ignition-protected design provides dependable over-current protection in harsh environments and meets marine safety requirements.

This breaker automatically resets after an over-current condition clears and features a rugged, corrosion-resistant housing. It is intended for accessory and audio power circuit protection, not as a primary battery disconnect device.

Key Features

• 40 amp waterproof circuit breaker
• Ignition protected for marine environments
• Automatic reset after fault condition clears
• Rugged corrosion-resistant housing
• Designed for marine and powersports accessory circuits

Installation Notes

Mount the circuit breaker in an accessible location near the protected circuit. Connect in line with the positive power lead feeding the accessory or audio component. Use proper wire sizing and follow JL Audio wiring and breaker mounting guidelines for safety and reliability.

What’s Included

• JL Audio XMD-MCB-40 waterproof ignition protected circuit breaker

Identifiers & Packaging

Why Buy From MCOR Automotive

• 22+ year Authorized JL Audio dealer with marine and powersports install expertise
• Spec-accurate listings with verified product compatibility
• Expert support for JL Audio electrical protection solutions