Navico

Navico Pump-3 MK2 Reversible Hydraulic Autopilot Pump - 12V

SKU: 91888 · UPC: 9420064121366 · MPN: 000-15445-002
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02 · Overview

Navico Pump-3 MK2 Reversible Hydraulic Autopilot Pump - 12V — Product description

Upgrade your vessel's autopilot system with a reliable reversible hydraulic pump designed for seamless control on the water. This compact 12V unit delivers precise steering adjustments, making long passages or tight maneuvers feel effortless, whether you're trolling for fish or cruising open waters.

Engineered for Dependable Hydraulic Performance

Crafted with marine-grade durability, this gear pump handles the demands of hydraulic steering cylinders in the 160-550 cc range. Its reversible operation ensures smooth port-to-starboard transitions without hesitation, ideal for boats facing variable sea conditions. Operating at a steady flow rate, it maintains consistent pressure to keep your course steady, reducing driver fatigue during extended outings.

  • Robust 12V DC Power: Draws efficiently from standard boat batteries for reliable startup in any weather.
  • Optimized Flow Delivery: Matches moderate cylinder sizes for responsive handling without overworking the system.
  • Secure Connections: Features O-Ring Boss ports with included adapters for quick, leak-free integration into existing setups.

Perfect Match for Advanced Autopilot Systems

Built to enhance SteadySteer functionality, this pump pairs seamlessly with compatible controllers to enable continuous circling and pattern steering—great for commercial fishing or search operations. It supports precise autopilot responses, helping you hold headings through choppy swells or crosswinds where mechanical systems might falter.

Boat owners report fewer hydraulic leaks and longer service intervals compared to older pumps, thanks to its corrosion-resistant construction and self-priming design that eases maintenance.

Real-World Advantages on the Water

Imagine deploying your downriggers or fighting a billfish while the autopilot takes over steering duties flawlessly. This pump's balanced output prevents jerky corrections, promoting smoother rides and better fuel efficiency. Saltwater anglers appreciate its ability to power through rod holders and livewells without skipping a beat, while sailors value the quiet operation that doesn't drown out VHF chatter.

For vessels up to mid-size planing hulls, it strikes the right balance between power and efficiency, avoiding the bulk of high-flow alternatives.

Effortless Setup for Experienced Skippers

Integration is straightforward with pre-fitted adapters that bridge common hydraulic lines. Mount it in a dry, accessible spot below decks, wire to your 12V supply, and prime the system before testing. Pro tip: Bleed air thoroughly from the lines to maximize responsiveness from day one. It's a drop-in upgrade for many setups, minimizing downtime during install.

Built to Last in Harsh Marine Environments

Every component is selected for UV and saltwater resistance, ensuring years of trouble-free service. Skippers who've swapped out failing pumps rave about the immediate improvement in steering feel—crisper turns and rock-solid tracking that builds confidence on night runs or foggy mornings.

Frequently Asked Questions

What type of boats is this reversible hydraulic pump best suited for?

It's ideal for mid-sized planing hulls, fishing boats, and cruisers with hydraulic steering cylinders between 160-550 cc, offering reliable performance in both recreational and light commercial use.

Does this pump work with SteadySteer autopilot features?

Yes, it's fully compatible with SteadySteer when paired with appropriate NAC-3 or AC-42 controllers, enabling advanced maneuvers like continuous turns.

What fittings are included for installation?

The package includes three ORB-5 to 9/16 UNF adapters, making it easy to connect to standard hydraulic lines without additional parts.

Is this pump reversible, and how does that benefit steering?

Absolutely, its reversible gear design allows fluid flow in both directions for smooth port and starboard steering, eliminating the need for separate pumps.

What power source does it require?

It operates on a standard 12V DC boat battery system, with efficient draw to avoid draining power during long trips.

How do I maintain this hydraulic autopilot pump?

Regularly inspect connections for leaks, change hydraulic fluid per your system's schedule, and store in a dry area. Its self-priming feature simplifies seasonal startups.

Can it handle rough sea conditions?

Yes, the rugged build and consistent flow rate ensure stable performance in choppy waters, helping maintain course without excessive corrections.

Pump-3 MK2 Reversible Hydraulic Pump for SteadySteer

Features:

  • 12V DC: Reversible hydraulic gear pump
  • 1.6L (98 cu.in) / min. For cylinder displacement of 160-550 cc (9.8 - 33.5 cu.in)
  • O-Ring Boss (ORB) connections. Includes 3 x ORB-5 to 9/16 UNF fittings
  • SteadySteer compatible. (NAC-3 / AC42 required)



SKU: NVN-91888
MPN: 000-15445-002
UPC: 9420064121366
03 · The numbers

Technical specifications

BrandNavico
ModelNavico Pump-3 MK2 Reversible Hydraulic Autopilot Pump - 12V
SKU / MFR#91888

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04 · Before you buy

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05 · Customer voices

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