Self-construction of a round light:
- with a stainless steel frame
- with a 10 mm laminated glass pane
- with a 55W RGB-tape incl. a remote and automatic color change
- latest LED technology
Before- / After- photos with an aftermarket latest LED technology:
Altogether there were in this warehouse 42 pieces tubes with 58W and with conventional ballast.
The performance of a lamp with a 58W tube amounted to about 100W.
In 42 such tubes thus representing about 4200W.
In 8 of our "ETH LED lights" amounts performance on a total 800W - for protection class 2 and no-glare glass prism.
Energy saving with a burning time of 12 hours / day
4,2 KW x 12 h x 300 days = 15.120 KW/h
0,8 KW x 12 h x 300 days = 2.880 KW/h
Before: 15.120 KW/h x 0,128 Euro = 1.935,36 Euro
After: 2.880 KW/h x 0,128 Euro = 368,64 Euro
Saving energy-costs / year: 1.566,72 Euro
Elektrotechnik Hafner GmbH