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Graph Power Tiller — 10 ft Electronics Wiring Harness for Tiller Boats & Kayaks

Tiller boats and small rigs run serious electronics too.

$ 169.00 $ 169.00

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Product details

Tiller boats and small rigs run serious electronics too. Graph Power Tiller is a 10-foot fused harness that brings clean, dedicated power from the battery to your graphs and FFS — keeping wiring tidy in cramped consoles and side storage.

Today's forward-facing sonar and multi-graph setups are sensitive to voltage drop and electrical noise. Connect-Ease clean-power wiring gives each device its own fused, dedicated circuit back to a clean 12V house battery — no shared trolling motor circuits and no piggy-backed ring terminals — so screens stay crisp, sonar stays quiet and units don't reboot under load.

Compatible electronics and accessories: Humminbird HELIX, SOLIX, APEX and MEGA Live 2; Garmin ECHOMAP UHD2, GPSMAP and LiveScope Plus / XR (GLS 10 black box); Lowrance HDS PRO, HDS Live, Elite FS and ActiveTarget 2; Raymarine Axiom and Element; plus kayak/small-boat units: Humminbird HELIX 5–9 and MEGA Live; Garmin STRIKER, ECHOMAP UHD2 and LiveScope; Lowrance Elite FS, Eagle and ActiveTarget 2.

System voltage: 12V house battery (lithium compatible). Recommended batteries: Dedicated 12V house battery: 12.8V LiFePO4 (20–50Ah) recommended for forward-facing sonar; AGM also works. Up to 16V lithium supported where noted. Amperage and protection: 30A fuse at the battery; 3A or 5A fuse at each graph, transducer box or FFS black box as your electronics maker specifies.

Key features

  • 10 ft marine-grade sheathed backbone
  • Multiple fused leads for graphs, FFS and accessories
  • Plug-and-play battery connection
  • Heat-shrink, corrosion-resistant connections
  • Lithium compatible

Compatibility & specs

Compatible fish finders, graphs & FFSHumminbird HELIX, SOLIX, APEX and MEGA Live 2; Garmin ECHOMAP UHD2, GPSMAP and LiveScope Plus / XR (GLS 10 black box); Lowrance HDS PRO, HDS Live, Elite FS and ActiveTarget 2; Raymarine Axiom and Element; plus kayak/small-boat units: Humminbird HELIX 5–9 and MEGA Live; Garmin STRIKER, ECHOMAP UHD2 and LiveScope; Lowrance Elite FS, Eagle and ActiveTarget 2
Recommended voltage12V house battery (lithium compatible)
Amperage / fuse / breaker30A fuse at the battery; 3A or 5A fuse at each graph, transducer box or FFS black box as your electronics maker specifies
Battery typesDedicated 12V house battery: 12.8V LiFePO4 (20–50Ah) recommended for forward-facing sonar; AGM also works. Up to 16V lithium supported where noted

Specs come from the product listing. Always follow your trolling motor or electronics maker's manual for final fuse and breaker sizing.

Frequently asked questions

Common questions about the RCE12VGRPTLR.

Ten feet reaches the electronics on most tiller and small boats. For 14–18 ft tillers that need a bow run, see the Tiller 12–16V kit.

Yes. It provides dedicated fused power suited to FFS black boxes and graphs.