Description
Perko Dual Battery Switch Cup Mount | Boat Supply Store
This Perko Dual Battery Selector Switch is engineered for boat owners requiring robust dual battery management and seamless power distribution. It facilitates selection between two independent batteries or combines them in parallel for enhanced starting or charging capabilities. Featuring a critical make-before-break design, this switch ensures uninterrupted power flow during transitions, while its ignition-protected construction meets stringent marine safety standards suitable for gasoline-powered vessels.
Key Features
- Dual battery selection for flexible accessory power management
- Combine batteries in parallel for robust starting or charging operations
- Emergency main disconnect capability for critical safety situations
- Seamless make-before-break design prevents power interruption
- Ignition protected for safe use on gasoline-powered craft
- Unique cup-mount design with an oval shape mounts in a round hole for streamlined installation
- Removable actuator key for enhanced security and preventing unauthorized operation
- Reliable Perko brand for proven marine electrical solutions
Specifications
| Product Specifications | |
|---|---|
| Brand | Perko |
| SKU | CWR69970 |
| MPN | 8521DPC |
| Mounting Type | Cup Mount (oval shape for round hole) |
| Ignition Protected | Yes |
| Make Before Break | Yes |
| Number of Batteries Supported | 2 |
| Removable Actuator Key | Yes |
Who This Is For
Boat owners with existing dual battery systems needing reliable management or those upgrading to a second battery for expanded accessory power. This switch is ideal for ensuring safe, efficient battery selection and emergency disconnect capabilities.
How It Compares
| Feature | Perko Dual Battery Switch Cup Mount | Competitor |
|---|---|---|
| Mounting Type | Cup Mount (oval shape for round hole) | Standard Panel Mount |
| Ignition Protected | Yes | Yes |
| Make Before Break | Yes | Yes |
| Number of Batteries Supported | 2 | 1 |
| Removable Actuator Key | Yes | Yes |
Common Concerns Answered
Is the amperage rating clearly specified for high-demand applications?
While not always explicit in all marketing, Perko's specifications and product lineage generally indicate suitability for standard marine starting and accessory circuits. For applications exceeding typical high-demand engine cranking or extensive accessory loads, consulting the manual or Perko's technical support is advised to confirm compatibility.
What if I prefer a more robust dial for heavier duty applications?
This switch is designed for common dual battery setups and ease of installation with its unique cup-mount. For applications demanding exceptionally high continuous current or frequent heavy switching, alternative heavy-duty selector switches with larger dial mechanisms may be more appropriate. This model excels in its specific balance of functionality and compact, integrated mounting.
Will this switch work for my specific panel cutout?
The unique cup-mount design of this Perko switch is specifically engineered to install within a standard round panel cutout, accommodating its oval switch body. This feature simplifies installation into existing circular openings, offering a clean aesthetic and secure fit that many panel designs accommodate.
Frequently Asked Questions
What is the purpose of the Perko Dual Battery Selector Switch - Cup Mount?
Its primary purpose is to allow the user to select between two independent battery banks, combine both batteries in parallel for starting or charging, or to switch the system off. This provides flexibility and essential control over a boat's electrical power distribution.
Can this switch be used to combine two batteries for starting?
Yes, the switch features a 'BOTH' position which combines both battery banks in parallel. This is crucial for providing maximum cranking power for engine starts, especially with larger engines or when one battery is depleted.
Is this switch ignition protected?
Yes, this Perko switch is ignition protected, meaning its construction prevents the emission of sparks that could ignite flammable vapors, making it safe for use on gasoline-powered vessels.
What is the 'make before break' design?
The 'make before break' design ensures that when switching between battery positions, the electrical connection is maintained from the new position before the old connection is broken. This prevents any interruption of power to critical onboard electronics during the switchover.
How does the cup mount feature work?
The cup mount design allows the oval-shaped switch body to be recessed into a circular panel cutout. This creates a cleaner, more integrated appearance and simplifies installation by requiring a single round hole, with the switch housing fitting securely within it.
