SeaFlo Dual Circuit Battery Isolator Switch - 3 position On-Both-Off

Combines two isolated batteries or battery banks

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SeaFlo marine battery isolation and combination switch - 3 year warranty:



  • 300A Continuos
  • 450A Intermittant for maximum 5 minutes
  • 675A Cranking for maximum 30 seconds

Cable Size: 4/0 AWG - 120mm²


Simultaneously switches two isolated battery banks or combines battery banks to all loads. Make before break contact design allows switching between battery banks without power interruption.

Tin-plated copper studs for maximum conductivity and corrosion resistance. Studs accept M10 (3/8") ring terminals.

One-piece terminal stud design never loosens over time. Isolating cover with three snap-off side pieces protects rear contacts and allows wire access in any direction.


SKU SFCBS-300-301
Barcode # 2000000009513
Brand Seaflo - Original and Genuine
Shipping Weight 0.4000kg
Shipping Width 0.080m
Shipping Height 0.080m
Shipping Length 0.090m
Shipping Cubic 0.000576000m3
Unit Of Measure ea

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