Smart Tab SX Trim Tabs by Lectrotab f/13'-15 Boat w/30 - 40HP - Black [SX9510-30] Communication | Antenna Mounts & Accessories or by 120V adapter port

or by 120V adapter port for long-term use at home (120V adapter not included)

Includes 20' RG-8/X cable and a PL-259 connector

The dedicated alternator input provides current limiting and one-way traffic from the alternator into the battery

Half the weight of the sealed lead-acid battery

Smart Tab SX Trim Tabs by Lectrotab f/13'-15 Boat w/30 - 40HP - Black [SX9510-30] Communication | Antenna Mounts & Accessories or by 120V adapter portSmart Tab SX Trim Tabs for 13' 15 Boat with 30 40HP Black If these trim tabs don't provide you with an outstanding performance increase, contact us within 30 days of your purchase. Why buy a manually adjusting trim tab set when you can get the automatic trim tabs that will self adjust and perform better for less money? The SX series incorporates all of the fully automatic features of our popular SMART TABS, in addition to the rust and corrosion free