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Hi Lo HL3500 FabMaster Elite High Pressure 300bar Nitrogen Regulator

SKU: HL050167
  • Handles high-pressure nitrogen applications (up to 300 bar)
  • Micro-adjust pressure control for exceptional precision
  • High-quality pressure gauges for clear and accurate readings
  • Heavy-duty brass bar stock construction for unmatched durability
  • Manufactured under BS EN ISO 9001 standards for guaranteed quality
  • 2-year warranty for peace of mind

£499.31 ex. VAT     £599.17 inc VAT

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Over 50 years welding expertise
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Master your nitrogen applications with the Hi-Lo HL3500 FabMaster Elite, the high-pressure regulator designed for demanding professionals. This industry-leading regulator delivers unmatched precision, safety, and durability, making it the perfect choice for a wide range of nitrogen applications.

Invest in the Hi-Lo HL3500 FabMaster Elite High-Pressure Nitrogen Regulator and experience the difference that precision, safety, and durability can make in your nitrogen applications.


  • Unwavering Performance: Handle nitrogen pressures up to a staggering 300 bar (4350 psi) with confidence, ensuring exceptional performance in even the most demanding environments
  • Unmatched Precision: The HL3500 boasts a micro-adjust pressure control knob, allowing you to dial-in the exact nitrogen flow you need for optimal results, every time
  • Safety First Design: Experience peace of mind with the HL3500’s two-stage regulation, ensuring consistent outlet pressure and minimising the risk of pressure surges. Additionally, the high-quality pressure gauges provide clear and accurate readings, keeping you informed and in control.
  • Built to Last: Constructed from heavy-duty brass bar stock, the HL3500 is built to withstand the rigors of professional use. Manufactured under BS EN ISO 9001 standards, you can be confident in the unwavering quality and durability of this regulator.


  • Industrial purging
  • High-pressure inerting
  • Metal transfer and cutting
  • Leak detection
  • Food and pharmaceutical purging
  • And many more!


Inlet connection: G5/8 BSP RH

Outlet connection: G3/8 BSP RH

Pressure gauges conforms to BS EN 5171

Manufactured under BS EN ISO 9001



Additional information
Brand Hi Lo
Entry Side
Fuel Type Nitrogen
No. of Gauges 2 Gauges

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 HL3500 FabMaster Elite High Pressure 300bar Regulator

Hi Lo HL3500 FabMaster Elite High Pressure 300bar Nitrogen Regulator

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£499.31 ex. VAT     £599.17 inc VAT
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