BEP Dual Operation VSS Switch HD Optic - 12/24V - 500A - 720-MDVSO
Manufacturer Part #: 720-MDVSO
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BEP Marine Dual Operation VSS Switch HD Optic – 12/24V, 500A
Model: 720-MDVSO
Voltage: 12V / 24V DC
Current Rating: 500 Amps (Continuous)
Operation: Dual Operation (Manual + Remote/Lockable)
Finish: HD Optic (High-Visibility Faceplate)
Heavy-Duty Battery Switching for Marine & RV Power Systems
The BEP Dual Operation VSS Switch HD Optic is a high-current, marine-grade battery switch built for demanding 12V and 24V electrical systems. Rated for up to 500A continuous, this switch gives you safe, reliable control of battery banks on boats, RVs, and off-grid setups—perfect for managing house and start batteries with confidence.
Dual Operation: Manual + Secure Control
This VSS (Voltage Sensitive Switch) design allows easy manual switching while supporting secure operation options for lockout or remote actuation (model-dependent configuration). It’s ideal for installations where safety, convenience, and quick isolation are critical.
HD Optic Faceplate for Clear Status at a Glance
The high-visibility HD Optic design makes it easy to see switch position—even in low-light engine rooms. Clear labeling reduces mistakes during maintenance or emergency power shutdowns.
Marine-Grade, Ignition-Protected Construction
Built to handle harsh marine environments, this switch features corrosion-resistant materials and an ignition-protected design for safe installation in engine compartments.
Key Features
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High Current Capacity: Rated for 500A continuous and 2500A cranking, making it suitable for large engine banks and high-draw systems.
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Dual Voltage Sensing: Automatically detects and operates on both 12V and 24V systems for maximum versatility.
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Optical Sensing Technology: Utilizes advanced optics for precise voltage thresholds, eliminating the mechanical wear found in traditional relays.
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Manual Override: Features a control knob for manual "On/Off" or "Auto" modes, providing a fail-safe for emergency parallel starting.
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Ignition Protected: Safe for installation aboard gasoline-powered boats (meets SAE J1171 standards).
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Status LED: Integrated LED light provides immediate visual confirmation of the switch status.
In The Box
| Component | Description |
| BEP 720-MDVSO Switch | High-draw Voltage Sensitive Switch unit |
| Control Knob | Removable knob for manual override and security |
| Side Plates | 4x removable side plates for flexible cable entry |
| Back Cover | Insulating rear cover to protect terminals |
| Mounting Hardware | Stainless steel screws for secure installation |
| Instruction Manual | Wiring diagrams and voltage threshold settings |
Technical Specifications
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Model Number: 720-MDVSO
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Continuous Rating: 500 Amps DC
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Intermittent Rating: 700 Amps DC
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Cranking Rating: 2500 Amps DC (10 seconds)
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Voltage: 12V / 24V (Auto-select)
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Operation: Auto (Voltage Sensitive) or Manual Override
Perfect For
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Battery bank isolation
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Marine electrical systems
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RV and camper power management
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Dual-battery setups
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Emergency power shutoff
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Manufacturer : BEP Marine
Manufacturer Part No : 720-MDVSO
UPC : 843687004783
BEP Dual Operation VSS Switch HD Optic - 12/24V - 500A - 720-MDVSO is backordered and will ship as soon as it is back in stock.
BEP Dual Operation VSS Switch HD Optic - 12/24V - 500A - 720-MDVSO
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