UK engineered, global reach
Monitor critical environments with confidence
One connected platform for museums, life sciences, industrial and the built environment.
Protect collections, research, production and people with real-time monitoring, intelligent alerts and actionable insights.
Trusted by leading organisations including NASA, UK Parliament, Natural History Museum, Westminster Abbey and the University of Edinburgh.
Applications
One platform, four critical environments
From historic collections to regulated laboratories, production lines and modern buildings, the same connected monitoring solution scales to the environments that matter most.
Museums & Heritage Preserving irreplaceable collections for future generations.
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Life Sciences Advancing research and compliance through trusted monitoring.
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Manufacturing & Industrial Protecting quality and keeping production running at its best.
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Built Environment Creating healthier, smarter and more comfortable buildings.
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Trusted across heritage, science, industry and the built environment
Technology
One connected monitoring solution: Collect, Connect, Command
Real-time alerts, complete visibility and actionable insight, wired or wireless, on one platform. The Darca Solutions Suite brings sensing, connectivity and cloud software together, from a single UK engineering partner.
Collect
Wired PT probes and wireless transmitters and repeaters, the sensing layer that scales across large, complex sites.
Connect
SRV450 hubs and SMS450 alarms, the connectivity layer that relays wired or wireless data and keeps people notified.
Command
Darca Command cloud, live dashboards, alarms and compliance-ready reporting, on any device, wired or wireless.
Trusted in the field
Darca Command is a real game changer.
Why Eltek
End-to-end expertise, from sensor to audit trail
Accuracy & Reliability
Validated, calibrated, robust monitoring, built so you never lose data.
Compliance Focused
Designed for GxP, GMP, HTA, ISO and 21 CFR Part 11 environments.
Wired and Wireless
One complete solution, wired and wireless monitoring together on a single platform.
UK Engineered, Global Reach
Four decades of UK design and manufacture. Part of Grant Instruments.
40,000+
GenII transmitters deployed
1985
UK engineering since
ISO 9001
:2015 certified
UK Made
Design & manufacture
Case studies
Trusted where every environment matters
From historic landmarks and research laboratories to commercial buildings and manufacturing facilities, discover how organisations rely on Eltek to monitor, protect and manage their critical environments.
ULT freezer mapping & validation for a leading UK university biobank
Temperature mapping and continuous monitoring of ultra-low temperature storage, meeting research-governance traceability for samples with no second copy.
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Protecting historic interiors at St Paul’s & Canterbury Cathedral
Tobit Curteis Associates use Eltek systems to investigate and control environmental deterioration in some of the country’s most important historic buildings.
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One monitoring system across a county council estate
“To have everything on the same system makes everything easy.” Carmarthenshire County Council consolidated multi-site monitoring onto a single connected platform.
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Insights for critical environments
Practical guidance, industry insights, and expert advice to help you monitor, protect, and manage the environments that matter most.
Supporting our customers at every step
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How Wireless Mesh Networks Improve Measurement Reliability
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Understanding Compliance: From Mapping to Audit Trails
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Practical guidance on compliance and environmental monitoring: mapping, audit trails, probe selection and multi-site reliability. Occasional, useful, no noise.
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Tell us what you need to monitor
From cathedrals to cold chains, we have been solving environmental monitoring problems since 1985. Tell us what you need to monitor, and our UK engineers will help you specify the right connected solution.