Blue Sea Systems 7903200 Removable Spare Key for m-Series Battery Switch 6004200

The Blue Sea Systems 7903200 is a genuine OEM replacement removable key designed specifically for use with the Blue Sea Systems 6004200 Black m-Series Single Circuit Locking On-Off Battery Switch. If your original key has been lost or misplaced, this direct-fit spare restores full locking function to your switch without any modification.

Removing the key from the switch when in the OFF position provides a critical layer of safety, helping to prevent accidental power-on during electrical system servicing or when the vessel is left unattended. The key features a convenient slot for easy attachment to a keychain, ensuring it stays accessible when you need it.

Key Features:

• Genuine Blue Sea Systems OEM replacement key for the 6004200 m-Series battery switch
• Removable in the OFF position to prevent accidental power restoration during servicing
• Keychain slot for secure storage and easy access
• Water resistant and waterproof construction
• 2-position key rotary type operation
• Lifetime warranty backed by Blue Sea Systems

The Blue Sea Systems m-Series battery switch line is engineered to meet ABYC requirements and is CE marked and UL Listed (UL 1107), making these switches and their accessories a trusted choice for marine electrical installations. Keep a spare key on hand to ensure uninterrupted operation of your battery disconnect system.