Close this search box.

Business Accounts Available

Hi Lo HL400 Fabmaster Elite Oxygen 300bar High Pressure Base Entry Regulator

SKU: HL050104
  • Unmatched performance for industrial oxygen applications
  • Safe for use with pure oxygen
  • Consistent gas delivery for optimal efficiency
  • Precise flow control for critical processes
  • Built to last for demanding industrial environments
  • Clear gas monitoring for operator safety
  • Easy to use and maintain

£218.46 ex. VAT     £262.15 inc VAT

Worldwide Delivery
Rated excellent on Google
Over 50 years welding expertise
Free delivery over £85 inc. VAT

Quantity discounts available – Click Here

Checkout securely
Finance available
iwocapay Pay in 3 Banner
PayPal Logo

Buy Now, Pay Later In 3 Interest-Free Payments​


Unleash Unmatched Performance and Control for Your Industrial Gas Applications

The Hi Lo HL400 Fabmaster Elite redefines high-pressure oxygen regulation. This meticulously crafted system delivers exceptional performance, unwavering reliability, and precise flow control for even the most demanding industrial environments.

Engineered for Excellence:

Pure Oxygen Compatibility: The HL400 Fabmaster Elite boasts meticulous design and material selection, ensuring flawless compatibility with pure oxygen applications

Superior Flow Rate: Experience smooth, consistent gas delivery with the regulator’s exceptional flow rate, even at high pressures

Unwavering Control: Maintain precise gas flow and pressure regulation thanks to the regulator’s micro-adjustable controls

Built to Endure: Constructed from high-grade, corrosion-resistant materials, the HL400 Fabmaster Elite is built to withstand the harshest industrial settings, ensuring longevity and operational safety.

Elevate Your Efficiency: The Hi Lo HL400 Fabmaster Elite prioritises efficiency and ease of use. The regulator incorporates a user-friendly design with essential features, including a clear and easy-to-read pressure gauge for gas management and a conveniently located purge button for effortless clearing.

Invest in the Hi Lo HL400 Fabmaster Elite and elevate the performance and efficiency of your high-pressure oxygen applications.


  • Oxygen compatible to 300 bar (4350 psi)
  • High-performance first and second stages
  • Exceptional flow rate for consistent gas delivery
  • Micro-adjustable controls for precise regulation
  • Durable, corrosion-resistant construction
  • Easy-to-read pressure gauge


Material: Brass
Inlet Connection: G5/8 BSP RH
Outlet connection: G3/8 BSP RH
Warranty: 2 Years
Standards: BS EN ISO 9001, BS EN 5171

Additional information

Hi Lo



Inlet (bar)


Regulator Type

Single Stage

No. of Gauges

2 Gauges

Fuel Type



Click and Collect:
Free Click and Collect with no minimum spend from our warehouse on the Empress Park, Southampton with on-site parking. Once your order has been processed, we will advise you when it is ready for pickup.  Just want advice?  No problem.  Feel free to call in to speak to one of our friendly experts.

EWS Fleet Coverage Areas: 
Southampton | Eastleigh | Winchester | Alton | Farnham | Petersfield | Havant | Hayling Island | Waterlooville | Fareham | Portsmouth | Gosport | Chichester | Arun | Worthing | New Forest | Christchurch | Salisbury | Wiltshire | Test Valley | Basingstoke and Deane | West Berkshire | Reading | Hart | Waverley | East Hampshire | East Dorset | Hampshire | Bournemouth | Poole | Lymington | Ringwood | Verwood | East Preston | Goring-by-Sea | Lancing | Shoreham-by-Sea | Steyning | Bramber | Horsham | Adur

Nationwide Delivery (all items excluding gas cylinders):
Free UK mainland (England, Scotland and Wales) delivery on orders over £85 inc. VAT.
UK mainland delivery is £7.50 inc. VAT on orders under £85 inc. VAT.
UK islands and Northern Ireland shipping costs may vary.

UK Delivery for Gas Cylinders:
Shipping costs for gas cylinders are calculated at checkout once the delivery postcode is entered.

International Delivery:
Please contact us for an accurate delivery quote.

Hi Lo HL400 Fabmaster Elite Compressed Air High Pressure Base Entry Regulator HL050218

Hi Lo HL400 Fabmaster Elite Oxygen 300bar High Pressure Base Entry Regulator

Rated 0 out of 5
£218.46 ex. VAT     £262.15 inc VAT
0 items Cart
My account

We'd Love Your Feedback

Before you go, please let us know how we can improve your experience.

Website Feedback

Did you find what you were looking for?
If you answered yes, did you place your order?
This field is for validation purposes and should be left unchanged.