Onyxrail Install Cab Air Con on Class 323 as Heatwave hits UK


The Midland fleet of Class 323 Units have been fitted with DC Airco Cab Air Conditioners provided by Onyxrail Limited, with all major materials for mounting the equipment provided by its sister company Brentto Industry.

Onyxrail where delighted to be awarded the contract by Porterbrook to intergrate and install the equipment which is manufactured by DC Airco.

DC Airco equipment is fitted as an adtermarket enhancement to many fleets both in the UK and Internationally where it provides a reail upflift in driver comfort and amenity. In addition to Class 323, DC Airco equipment has been provided to Sheffield Supertram.

DC Airco products are low power high performance equipment that is capable of providing comfort on hottest of days, even if the vehicle has previously been stabled south facing.

These direct current air conditioners are specially made for rail / rolling stock vehicle's
No need of big inverters because the unit runs completly on 110 volt DC.

For more info regarding this subject please follow this link


    Environmentally friendly Air Conditioning

    • Low carbon footprint
    • Low energy use compared to CO2
    • Low operational cost
    • Factory pressure tested with Hydrogen (leak free)
    • Uses refrigerant gas with the minimal environmental impact

    Why our customers select DC Airco Air Conditioning Units for their professional applications:


    • >50% lower fuel/energy consumption
    • No startup peak-soft starting
    • No need of an expensive inverter to powered it.
    • DC unit keeps on cooling in case of power failure/engine off
    • Quality manufacturing since 1997 with extensive testing procedures
    • Easy mount, fully factory assembled charged and tested 
    • Low maintenance and low whole life cost
    • Stock and custom made units
    • Worldwide deliveries

    AC vs DC Air conditioner

    Quick return investment

    Follow this link for more information


    Low power consumption

    Extremely low power consumption with high cooling output!!

    High ambient design

    Specially build for high ambient!

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