Pro Mariner 11133 Battery Isolator 1 Alternator 3 Battery 130 Amp

The Pro Mariner 11133 is a heavy-duty battery isolator designed to manage charging for multiple battery banks from a single alternator source. This marine-grade isolator allows simultaneous charging of three separate battery banks while preventing discharge between batteries when the engine is off, ensuring your starting battery remains charged.

Key Features:

• 130 amp capacity handles demanding electrical systems
• Supports 1 alternator input with 3 battery bank outputs
• Gold-plated terminals resist corrosion in harsh marine environments
• Enhanced diode design provides improved charging efficiency
• Prevents battery drain by isolating banks when engine is not running
• Suitable for boats, RVs, and other multi-battery applications

This isolator is ideal for vessels or vehicles requiring independent battery systems for house loads, electronics, and engine starting. The gold-plated connections ensure reliable, low-resistance contact for optimal performance and longevity in marine and mobile applications.