---
product_id: 439480481
title: "Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon"
brand: "seastar"
price: "฿18897"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/439480481-solutions-ha5440h-ha5440-hydraulic-steering-fluid-gallon
store_origin: TH
region: Thailand
---

# Water Emulsification Proprietary Additives Corrosion Inhibitors Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon

**Brand:** seastar
**Price:** ฿18897
**Availability:** ✅ In Stock

## Summary

> Steer with Confidence! 🚤

## Quick Answers

- **What is this?** Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon by seastar
- **How much does it cost?** ฿18897 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/439480481-solutions-ha5440h-ha5440-hydraulic-steering-fluid-gallon)

## Best For

- seastar enthusiasts

## Why This Product

- Trusted seastar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Foam-Free Operation:** Anti-foaming agents ensure smooth steering without interruptions.
- • **Viscosity Stability:** Maintains consistent performance across varying temperatures.
- • **Corrosion Protection:** Advanced corrosion inhibitors extend the life of your steering system.
- • **Unmatched Performance:** Engineered with a proprietary additive package for optimal safety.
- • **Clean & Easy Maintenance:** Compatible with SeaStar's hydraulic filler kit for hassle-free bleeding.

## Overview

SeaStar Solutions HA5440H Hydraulic Steering Fluid is a specially formulated fluid designed to enhance the performance and safety of SeaStar hydraulic steering systems. With a unique blend of anti-foaming, anti-rusting, and corrosion-inhibiting agents, this fluid ensures smooth operation and longevity of your steering components. Ideal for professionals seeking reliability and efficiency in marine applications.

## Description

Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon

## Features

- SeaStar Hydraulic Steering Fluid is engineered with a proprietary additive package which contains anti-foaming and anti-rusting agents, anti-oxidants, viscosity stabilizers, corrosion inhibitors, wear additives and a water emulsification additive
- SeaStar Hydraulic Steering Fluid is the ONLY steering fluid which is Validated and Performance Matched to ensure the optimum performance and safety of SeaStar Solutions Hydraulic Steering Systems
- NOTE: There is no difference in the formulation of HA5440 and HA5440H. This is a part number change ONLY and does not affect anything else
- SeaStar Solutions offers a hydraulic filler kit (part # HA5458) which allows for a clean bleed of a hydraulic steering system when used properly
- Due to recent upgrades in SeaStar Solutions' Steering System components, SeaStar Solutions recommends using ONLY SeaStar Steering Fluid in their hydraulic steering systems

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000FQ7NOK |
| Best Sellers Rank | #353,410 in Automotive ( See Top 100 in Automotive ) #71 in Power Steering Fluids |
| Brand | SeaStar |
| Brand Name | SeaStar |
| Customer Reviews | 4.6 4.6 out of 5 stars (142) |
| Date First Available | February 6, 2007 |
| Global Trade Identification Number | 00731957801098 |
| Included Components | SeaStar Hydraulic Oil, 4 Liter - 1 Gallon |
| Item Form | Liquid |
| Item Package Dimensions L x W x H | 11.6 x 7 x 4 inches |
| Item Weight | 3.6 Pounds |
| Liquid Volume | 1 Gallons |
| Manufacturer | SEASTAR SOLUTIONS |
| Model Name | SeaStar Hydraulic Oil, 4 Liter - 1 Gallon |
| Number of Items | 1 |
| Package Information | Bottle |
| Package Weight | 3.27 Kilograms |
| Part Number | HA5440H |
| Recommended Uses For Product | Hydraulic Oil |
| Size | Gallon |
| Style | Gallon |
| UPC | 731957801098 |
| Unit Count | 128.0 Fluid Ounces |
| Warranty Description | limited warranty |

## Product Details

- **Brand:** SeaStar
- **Item Weight:** 3.6 Pounds
- **Liquid Volume:** 1 Gallons
- **Package Information:** Bottle
- **Recommended Uses For Product:** Hydraulic Oil

## Images

![Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon - Image 1](https://m.media-amazon.com/images/I/71Pjmas15vL.jpg)
![Solutions HA5440H, HA5440 Hydraulic Steering Fluid, Gallon - Image 2](https://m.media-amazon.com/images/I/61qOohmmEgL.jpg)

## Frequently Bought Together

- Dometic SeaStar Hydraulic Steering Fluid, HA5440H, 1 Gallon
- HC5345 Seal Kit For SeaStar Hydraulic Steering Cylinder Seal Kit with Pin Wrench HS5157 compatible with HC5340, HC5341, HC5342, HC5343, HC5344, HC5345,HC6750, HC6751
- Marine Tech Tools Bleed Tube, Seastar Hydraulic Steering Bleed Kit, Fits Seastar Hydraulic Cylinders, Seastar Hydraulic Steering Fluid Bleeder Kit, Marine Tool Kit for Boats

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**Shop now:** [https://www.desertcart.co.th/products/439480481-solutions-ha5440h-ha5440-hydraulic-steering-fluid-gallon](https://www.desertcart.co.th/products/439480481-solutions-ha5440h-ha5440-hydraulic-steering-fluid-gallon)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-26*