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Airsoft HPA

Airsoft HPA. Take your airsoft performance to the next level with HPA (High-Pressure Air) systems, offering unmatched consistency, power, and tuning potential for serious players. Whether you’re building a high-speed CQB beast, a precision DMR, or an unbeatable speedsoft setup, our airsoft HPA range includes engines, regulators, air lines, tanks, and accessories from the world’s top brands.

Since 1988, we’ve been supplying UK airsoft players with cutting-edge tech and support to help you dominate the field with high-performance gear you can rely on.

What Is Airsoft HPA?

HPA (High-Pressure Air) is a power system that replaces traditional AEG or gas mechanisms with a pressurised air tank and electronic control system, offering:

  • Instant trigger response
  • Highly consistent FPS output
  • Fully programmable settings (ROF, dwell, burst, semi-auto, etc.)
  • Quiet, smooth operation with reduced wear and tear

HPA is the ultimate upgrade for serious competitive and MilSim players looking for tournament-grade reliability and control.

Why Choose Airsoft HPA?

🔫 Unrivalled Consistency & Accuracy

  • Minimal FPS fluctuation for tighter groupings and improved long-range performance.
  • Tunable output pressure for game-specific field limits.

🔫 Lightning-Fast Trigger Response

  • Instant firing cycle with programmable settings.
  • Faster cycling than traditional AEGs or GBBs.

🔫 Highly Customisable

  • Digital FCUs (Fire Control Units) for programmable fire modes.
  • Pressure regulators & nozzles allow fine-tuned performance.

🔫 Durable & Maintenance-Friendly

  • Less mechanical wear compared to AEG gearboxes.
  • Easy part replacement & modular upgrades.

Key Components of an HPA Setup

🔥 HPA Engine Units

  • Drop-in systems like PolarStar F2, Wolverine Inferno, or Redline N7.
  • Replace the gearbox internals with air-driven precision firing systems.

🔥 Air Tanks (High-Pressure Bottles)

  • Carbon fibre or aluminium tanks rated for 3000–4500 PSI.
  • Available in various sizes for CQB or full-day gameplay.

🔥 Regulators

  • Control air output from the tank to ensure FPS compliance and performance.
  • Brands like Redline, Wolverine & PolarStar offer tournament-lock options.

🔥 Air Lines (Macroline / Braided Hoses)

  • Connect your HPA engine to the tank with durable, flexible lines.
  • Options include braided, quick-disconnect and low-profile hoses.

🔥 FCUs (Fire Control Units)

  • Adjust settings like burst length, dwell time, rate of fire and more.
  • Essential for fine-tuning your rig to match field limits and personal preference.

Why HPA Systems Are a Top Choice for Competitive Players

✅ Superior shot consistency & accuracy
✅ Fully customisable performance for any role
✅ Lower maintenance over time
✅ Ideal for speedsoft, DMR, CQB and MilSim roles

Why Shop Airsoft HPA With Us?

✔️ Expertise Since 1988 – Trusted by UK airsoft players for over three decades.
✔️ Complete HPA Systems & Accessories – From engines to tanks & regulators.
✔️ Top Brands in Stock – Including PolarStar, Wolverine Airsoft, Redline, Amped Airsoft & Balystik.
✔️ Competitive Pricing – Bundle deals, starter kits & upgrade options.
✔️ Fast UK Delivery – Get your HPA setup delivered quickly and safely.

How to Get Started with Airsoft HPA

  1. Choose Your HPA Engine – Compatible with your replica (V2, V3, etc.).
  2. Select a Tank & Regulator – Match your field’s FPS and air rules.
  3. Install the FCU – Program your fire modes and response.
  4. Add Air Lines & Battery – Use a LiPo or buffer tube battery to power the FCU.
  5. Test & Tune Your System – Ensure compliance with field limits.

Popular Airsoft HPA Picks

🔧 PolarStar F2 Gen 3 HPA Engine – Premium performance and precision.
🔧 Wolverine Inferno Gen 2 – Easy install, highly customisable.
🔧 Redline SFR Regulator Kit – Tournament lock and consistent output.
🔧 Amped Airsoft Braided Line – Flexible, durable and ready for action.
🔧 Balystik 48ci 3000psi HPA Tank – Compact, lightweight and reliable.

Frequently Asked Questions (FAQs) About Airsoft HPA

1. What’s better—HPA or AEG?

HPA offers better consistency, response and tuning, but AEGs are more affordable and plug-and-play.

2. Do I need a specific airsoft gun for HPA?

You’ll need a replica with a compatible gearbox shell (e.g., V2/V3) or one pre-built for HPA conversion.

3. Is HPA legal for airsoft in the UK?

Yes—as long as FPS/Joule limits are respected and regulators are tournament-locked where required.

4. How long does an HPA tank last?

A standard 48ci 3000psi tank can fire 500–1000 shots, depending on efficiency and pressure settings.

5. Can I use an HPA gun at all fields?

Most UK sites allow HPA, but you must comply with site FPS rules and chronograph checks.

6. What battery do I need for an FCU?

Typically a 7.4V or 11.1V LiPo fits in the stock tube or handguard to power the control board.

7. Are HPA systems high maintenance?

Not at all—fewer moving parts means easier upkeep, with occasional cleaning and lubrication.

8. What’s the best HPA setup for beginners?

The Wolverine Inferno or Redline N7 Milsim are great starter engines, with simple installs and tunable settings.

9. Can I switch between semi, burst and full auto?

Yes—most FCUs allow you to program and switch fire modes on demand.

10. Is HPA expensive?

Initial cost is higher than AEGs, but long-term reliability and performance make it a worthwhile investment for serious players.

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