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TRIAX PowerFluid Power Steering Fluid Review: Synthetic performance for modern hydraulics

TRIAX PowerFluid 450 - Power Steering Fluid (Green) - Full Synthetic - Meets CHF 11S, CHF 202, CHF 7.1 for: Power Steering - Active Suspension - Central Locking - Traction Control (1 Quart/0.946 l)
4.6
[OEM-Level Performance]  Enhanced durability and reliable steering and hydraulic performance that meets OEM expectations.
[Premium Synthetic Formula]  PAO and ester blend for lifetime-fill capability and zero shearing.
[Extreme Temperature Resilience]  Operates from -76°F to 266°F for arctic starts and high-heat stability.
[Consistent Viscosity Stability]  Maintains smooth hydraulic flow across wide temperature ranges for flawless operation.
[Wide System Compatibility]  Fits power steering, suspensions, shock absorbers, central locking and convertible-top hydraulics.
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Power steering fluid engineered to deliver OEM-level hydraulic performance and longevity. Peace of mind for drivers and garages needing reliable steering feel in cold winters and hot summers. Is TRIAX PowerFluid Power Steering Fluid the right choice for modern cars and multi-system hydraulics?

⚡ At a Glance
  • Viscosity Stability: Consistent viscosity across a wide temperature range, ensuring smooth hydraulic operation
  • Best for: Owners and workshops servicing modern passenger cars with hydraulic steering and active suspensions
  • Not ideal for: Systems that explicitly require a non-synthetic or manufacturer-prescribed fluid type

Full synthetic PAO and ester formulation meets CHF 11S, CHF 202 and CHF 7.1. Arctic-grade pour point and high operational temperature support reliable performance in extreme conditions.


Long-lasting hydraulic performance – thanks to synthetic PAO and ester components

PAO and ester base oils resist chemical breakdown and reduce viscosity loss under shear, preserving lubricating film in high-pressure pump circuits. Additives maintain film strength and prevent rapid degradation during repeated thermal cycles.

Extended service life reduces the frequency of fluid changes, making the fluid suitable as a lifetime fill for many cars.

Reliable operation across extremes – thanks to arctic-grade pour point and high temperature tolerance

A pour point of -76°F / -60°C ensures the fluid remains pumpable in very low temperatures, while stability to 266°F / 130°C prevents thinning at high operating temperatures. Thermal stability helps avoid viscosity breakdown during prolonged hot-weather use.

Steering and hydraulic systems stay responsive in bitter cold and remain stable during sustained heat, preserving consistent steering feel.

Broad system compatibility – thanks to compliance with CHF 11S, CHF 202 and CHF 7.1

Conformance with CHF specifications aligns the formulation with many OEM requirements for hydraulic systems, covering power steering, self-levelling suspensions and central locking. Universal application guidance supports use across multiple vehicle subsystems.

A single fluid covers power steering, suspension and other hydraulic components, simplifying servicing and reducing stock variety.

✨ The 4 Key Reasons for TRIAX PowerFluid Power Steering Fluid
  1. Full synthetic PAO and ester – Maintains film strength, extending fluid life under heavy use
  2. Wide temperature range – Operates from -60°C to 130°C, preserving viscosity in extremes
  3. Zero shearing formulation – Keeps viscosity stable under mechanical stress, reducing performance loss
  4. Multi-system approval – Suitable for steering, suspensions and central locking, fewer spare parts needed
📋 Technical Details at a Glance
  • Type: Power steering and hydraulic fluid
  • Volume: 1 Quart (0.946 l)
  • Formulation: Full synthetic, PAO and ester components
  • Colour: Green
  • Pour point: -76°F / -60°C
❓ Frequently Asked Questions

Q: Is TRIAX PowerFluid compatible with CHF-spec systems?

A: Yes, the formulation meets CHF 11S, CHF 202 and CHF 7.1, matching common OEM hydraulic specifications.

Q: Can this fluid be used as a lifetime fill?

A: The manufacturer indicates the full synthetic formulation is suitable as a lifetime fill for most cars.

Q: Which vehicle systems can use this fluid?

A: Suitable applications include power steering, self-levelling and hydro-pneumatic suspensions, central locking, traction control and convertible top hydraulics.

🏆 Our Verdict

Suitable for drivers and workshops that service modern passenger cars with hydraulic steering and suspension systems. The combination of full synthetic PAO and ester chemistry, wide temperature tolerance and CHF approvals makes the fluid a versatile, OEM-aligned choice. Expect strong long-term value through extended service intervals and reduced need for multiple specialised fluids.