Precision Manual Battery Switching with 1-1+2-2-OFF Control: Manage dual battery systems efficiently and safely with 3-pin rotary selection
The Manual Selector Battery Switch "1, 1+2, 2, OFF" 3-Pin is engineered to provide secure, manual control over dual battery systems in marine, RV, automotive, and solar setups. With four selectable positions—Battery 1, Battery 2, Both (1+2), and OFF—this rotary switch enables seamless battery selection, isolation, or parallel operation depending on power requirements. Ideal for 12V and 24V DC systems, it improves safety, battery management, and system flexibility.
Designed with a durable 3-pin terminal interface, the switch allows reliable current distribution with minimal voltage drop. Its corrosion-resistant construction ensures long-term performance in harsh outdoor or marine environments. The large rotary dial offers clear visual indicators for each position and tactile locking for secure operation. Whether you're isolating batteries for maintenance or combining them for high-load applications, this switch offers superior control with a simple manual turn.
Key Features
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Four Selector Positions: Choose Battery 1, Battery 2, Both (1+2), or OFF for flexible control
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3-Pin Terminal Layout: Simplifies wiring and ensures consistent electrical contact
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Manual Rotary Dial: Smooth-turn knob with locking detents for safety and precision
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Corrosion-Resistant Housing: Withstands moisture, salt, and outdoor exposure
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12V/24V DC System Compatibility: Works across most vehicle and solar power setups
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Heavy-Duty Build Quality: Reliable under high load and vibration-prone environments
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Battery Protection: Prevents over-discharge and supports balanced power distribution
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Easy Installation: Compact footprint fits neatly into battery compartments or control panels
