

Blue Sea Systems
Blue Sea E-Series 350A Battery Switch – Dual Circuit
The Blue Sea E-Series 350A Battery Switch – Dual Circuit offers reliable control over two independent battery banks in 12V or 24V DC systems. Designed for marine environments, this switch provides a simple and safe method to manage house and start batteries separately, helping to avoid unwanted power drain or electrical interference.
With a 350A continuous rating, ignition protection, and durable marine-grade materials, this battery switch is suitable for both recreational and commercial boats. The dual circuit functionality allows full control over each battery while keeping them isolated.
✅ Key Features:
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Dual circuit switch controls and isolates two battery banks
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Rated for 350A continuous current
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Ignition protected – safe for installation in engine compartments
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Compatible with 12V and 24V DC systems
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Surface or rear panel mounting options
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Corrosion-resistant, waterproof construction
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Meets ABYC and UL 1500 marine standards
Durable, dependable battery switching — available now at Barton Marine NZ.