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Protect your marine engine from costly electrical repair bills with the Sterling Power APD12 alternator protection unit. This smart device shields your system by safely discharging high-voltage spikes caused by loose cables, blown fuses, or accidental battery disconnects while running. Compatible with any 12V alternator setup, its lightweight, non-intrusive design requires only simple light gauge wiring and ensures zero electrical backfeed to sensitive internal components.
MORE»| List | $75.65 |
Protect your marine engine from costly electrical repair bills with the Sterling Power APD24 alternator protection unit. This smart device shields your system by safely discharging high-voltage spikes caused by loose cables, blown fuses, or accidental battery disconnects while running. Compatible with any 24V alternator setup, its lightweight, non-intrusive design requires only simple light gauge wiring and ensures zero electrical backfeed to sensitive internal components.
MORE»| List | $75.65 |