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High Quality Packaged LEDs, High Quality Service.  A Quality Driven Company.  Registered to BS EN ISO9001:2000.  Certificate No. Q05480
Marl International Limited specialise in the design, manufacture and supply of visible LED indication, illumination, components and systems.
LEDs offer you numerous benefits over conventional filament indicators. The first is that they have an average life of 100,000 hours, which equates to 10 years continuous use, saving you money on maintenance costs.
They are resistant to shock, vibration and mechanical damage; making them ideal indicators for arduous environments and running at significantly lower currents - typically 20mA - drastically reducing running costs.
Overall, LEDs provide reliable fit-and-forget indication at greatly reduced costs in comparison to filament lamps.

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Industry News

8th October 2008 - Boston University working on LED wireless networks [absolutegadget.com]
3rd September 2008 - Solar Tree to Debut in Venice [core77.com]
13th August 2008 - Video: Sensacell's interactive floor shows trail of LED footprints [engadget.com]
4th July 2008 - More than Meets the Eye - The LED Contact Lens [nano.org.uk]

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Citizen High Power LEDs available from Optosource


Representatives from Citizen Electronics recently visited Marl Business Park to hold discussions and demonstrations regarding Citizen LED products.

Citizen manufacture high power, high efficiency LED packages for lighting applications, and produce a full range from below 1W up to around 20W.

Optosource are now distributing a complete range of Citizen high-power LEDs, drivers and power supplies to the UK market.

View Citizen products | Contact Optosource
Citizen & Optosource staff

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699 Series Professional LED Indicator

699 SeriesOur featured product this week is the 699 Series, one of our wide range of rugged LED indicators. The 699 Series is a 12.7mm mounting indicator and is a true bi-polar product for low voltage DC operations.

Featuring full internal potting, a black anodised aluminium housing and sealing in excess of IP67, this indicator is ideal for harsh environments.

The indicator is available in a wide range of colours and voltage options, including a choice between AC and DC.


View professional panel indicators (699 Series) | Download the datasheet (PDF) | Contact us

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Marl wins Amtrak contract»


Marl have established a sales agreement with the US railroad operator Amtrak, under which our LED downlighters are being installed in Superliner 1 diner carriages as part of their conversion to diner lounges.

The contract was awarded on the basis of the energy efficiency of our illumination solutions, as well as the ease of installation.

Graham Round, Vice President of Sales of Marl Opto Inc, explains further in a recent press release.

For more details:
Read the full press release | View Marl Rail products | Contact us
Marl Lighting in-situ on a Superliner 1 diner carriage

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