Sterling Power's TRIDENT series waterproof battery to battery charger.

Designed to be installed between a starter battery (input) and a domestic battery (output). The Trident is designed to charge up your 12V domestic battery from the power generated from your alternator, whilst your engine is running. It is designed to work with boats or vehicles (old / new). Rated at 25A we recommend running from an alternator 60A . The solar input is good for up to 31V and shall harvest 350W and will take power from either solar or power generated from your alternator. It shall tap into where it can get the most power from.

• Input: 12V or 24V DC.
• Output: 12V DC (25 amps max)
• Solar feed: 31V rated (max 350W).
• Dimensions: 153.5 x 131 x 40mm
• Protection: IP68 Waterproof, sealed aluminium construction.
• Four profiles: AGM/Gel, Sealed Lead Acid, Lithium, Calcium/Desulphation.
• Solar priority mode engages the unit exclusively as a solar regulator.
• Pre-wired with Anderson sockets for easy installation and disconnect.
• Includes a set of complementary Anderson sockets in the box.
• 97% efficiency.