Skip to content
Quality Demand Management
Menu
Welcome
History
Our Team
Solar
Inverters & Regulators
Solar Panels
Batteries
Grid Tie Solution
Off Grid Solution
12B Tax Allowance
Lighting
QDM Lighting Products
Sensors
QDM Sensor Products
Steinel Sensors
PV Hot Water Systems
Solar Geyser v Heat Pump
Services
Energy Audits
Maintenance – Lighting, Sensors & Air-Con
Energy Service Company
Recycle Lights
Product Development
Why EE
Energy Saving Tips
49m Fact sheet
Projects
Press Releases
Press Releases
References
Contacts
sensor 1
