The National Luna Intelligent solenoid has been designed to be a compact, automatic, parallel split-charge isolator for motor vehicles. The product features intelligent control electronics and a low-loss, high-current solenoid rated for extreme environments.

Installing the Intelligent solenoid is simple and can "piggy-back" off the vehicle's main battery without any ignition "tapping", ensuring that existing vehicle wiring is not tampered with.

The Intelligent Solenoid is supplied as a fully-functional split-charge isolator, no cables, batteries or other hardware is supplied. Battery monitor, lugs, cables and batteries are available separately.

• Simple installation.

• Low-loss solenoid.

• Automatic connection and isolation.

• Plug-in port for remote monitor.

• No ignition wiring necessary.

• Alternator over-load protection.

• Removed battery protection.

• Damaged battery protection.

• Short-circuit protection.

• Can be installed in trailers or caravans​.