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The historic stone facade of Trinity College Dublin, a heritage site protected by Eltek environmental monitoring

Proof in the field

Trusted where every reading matters

From UNESCO World Heritage sites and national archives to −80 °C biobanks, production facilities and low-carbon buildings, discover how organisations rely on Eltek to protect their most critical environments.

A gloved researcher pipetting a sample into a microplate, the kind of high-value biological material an Eltek GENII system protects at −80 °C Life Sciences

A leading UK university biobank

GENII monitoring for a −80 °C university biobank

Thousands of irreplaceable samples at −80 °C and below, protected by GENII low-temperature loggers, with gap-free logging, multi-stage email and SMS alarms, and full audit trails.

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An aerial view of the Marmalade Lane cohousing development with solar roofs, where Eltek wireless sensors in around 120 locations monitor temperature, humidity, CO₂ and energy use Environmental

Building for 2050 (BEIS / AECOM)

Proving how low-carbon homes really perform

Wireless sensors across around 120 locations at Marmalade Lane track temperature, humidity, CO₂, energy and window-opening, relayed to the cloud through an SRV250 gateway.

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The nave of Canterbury Cathedral with a glazed display case, one of the historic interiors Eltek has monitored for temperature, humidity, light and structural movement since 2007 Museum & Heritage

Canterbury Cathedral

Environmental and structural monitoring at Canterbury Cathedral

A UNESCO World Heritage Site monitored since 2007, now around 70 wireless transmitters across 200 channels, protecting wall paintings, stained glass and the building itself.

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The Carmarthenshire landscape, the ‘Garden of Wales’, home to five council museum sites unified on a single Eltek monitoring system Museum & Heritage

Carmarthenshire County Council

One system across five museum sites in the ‘Garden of Wales’

Over 50 Eltek units unify five council museum sites onto a single platform, “now I can do it all in one hour” instead of driving between them.

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A researcher in a bomb-disposal suit inside an environmental chamber at Coventry University, wired to an Eltek GenII system logging temperature from seven body and cooling-suit locations Life Sciences

Coventry University, CPASES

Live physiological monitoring inside a 40 kg bomb-disposal suit

Researchers streamed measurements from seven body and cooling-suit locations every 10 seconds with the GenII system, keeping participants safe in extreme-heat trials.

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A museum gallery in Perth with Eltek wireless sensors and a live monitoring dashboard, part of a five-site cloud-based system Museum & Heritage

Culture Perth & Kinross

Five Scottish sites, including the home of the Stone of Destiny

A cloud-based Eltek system monitors five sites across Perthshire, from Perth Art Gallery to the £27m Perth Museum, home of the Stone of Destiny, with no reliance on local IT.

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Frost crystals on the glass of an ultra-low temperature freezer, the −80 °C environment ULT mapping and validation is designed to qualify Life Sciences Guide

Eltek best-practice guide

ULT freezer mapping & validation: what laboratories forget to check

Six oversights that undermine −80 °C freezer validation, from empty-load mapping to unvalidated alarms, and how GENII closes the gap between mapping and continuous monitoring.

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An industrial plant floor combining wired Squirrel DAQ on fixed assets with battery-powered wireless GENII sensors on distributed equipment, illustrated as one Eltek architecture Industrial Solution story

Eltek solution story

Hybrid industrial monitoring: wireless GENII + Squirrel DAQ

Most industrial sites need both wired precision and wireless flexibility. Eltek combines wireless GENII and Grant Squirrel DAQ into one hybrid architecture from a single partner.

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A gallery inside Folkestone Museum with a large glazed display case of artefacts, protected by an Eltek monitoring system Museum & Heritage

Folkestone Museum

Flood alerts, footfall and climate, one flexible system

“I’d recommend Eltek every time.” Folkestone grew its system from temperature and humidity to 4G SMS flood alerts and people-counting for KPI reporting.

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An abstract archaeological composite representing the Museum of Archaeology & Anthropology at Cambridge, where Eltek monitored oxygen inside a portable anoxic treatment chamber Museum & Heritage

Museum of Archaeology & Anthropology, Cambridge

Oxygen monitoring for the anoxic treatment of a mummified person

A bespoke Eltek system monitored oxygen to 0.01%, temperature and humidity inside a portable anoxic chamber, treating a mummified person and coffin on-site, without transport risk.

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The archive stacks of the National Archives of Ireland, shelved floor to ceiling, with Eltek wireless sensors mounted along the aisles Museum & Heritage

National Archives of Ireland

Replacing an obsolete system across 60 million documents

A cloud-based Eltek system replaced an end-of-life Hanwell telemetry across nine floors, 36 wireless sensors protecting Ireland’s official state record.

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The Natural History Museum in London, whose collections and touring exhibitions are protected by around 600 Eltek wireless transmitters Museum & Heritage

Natural History Museum, London

Policing 80 million specimens, at home and on tour

Around 600 Eltek transmitters protect the NHM’s collections in London and on a five-year global touring exhibition, real-time reassurance from Singapore to Tokyo.

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The Royal Air Force Museum, where 62 Eltek sensors across the London and Cosford sites monitor temperature and humidity for the RAF Centenary collection Museum & Heritage

Royal Air Force Museum

“A practical solution to a nebulous problem”, RAF Museum

For the RAF Centenary, 62 sensors across London and Cosford keep 500+ artefacts audit-ready with Darca Heritage 2, automated reports and threshold alerts, with minimal user effort.

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A large-scale in-vessel composting facility with steaming feedstock and Eltek wireless transmitters mounted on the bay walls, plus a live monitoring dashboard Industrial

Silverwood’s Waste Management

Regulatory-grade temperature proof for large-scale composting

Eight stainless-steel lance probes (±0.1 °C) prove DEFRA ABPR and EU 142/2011 kill-phase compliance, and an RX250SH logger stores 245,000 readings with full battery backup.

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The Long Room of the Old Library at Trinity College Dublin, home to the Book of Kells, monitored by Eltek for temperature, humidity and light Museum & Heritage

Trinity College Dublin

Protecting the Book of Kells in the Long Room

Ireland’s oldest university monitors its 65-metre Long Room and the Book of Kells with Eltek, with cloud access that lets the Chief Conservator watch conditions from home.

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An Eltek advanced air-quality monitor with sensors and a dashboard, co-developed with UCL to measure CO₂, particulates, NO₂, CO, TVOCs and ozone in buildings Environmental

UCL, Institute of Environmental Design & Engineering

Co-developing advanced air-quality monitoring with UCL

Eltek and UCL developed the AQ110/AQ112 air-quality monitors, measuring CO₂, particulates, NO₂, CO, TVOCs and ozone across homes, hospitals, offices and schools.

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Could your environment be next?

From cathedrals to cold chains and the factory floor, we’ve been solving environmental monitoring problems since 1985. Tell us what you need to monitor and our UK engineers will specify the right system.

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