Frequently Asked Questions

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Italian Foresti & Suardi guarded cast brass lamps for outdoor use.

Polished brass. 230V.
E14-socket for signal bulb, perfume or tube form bulb.
Diameter ø155mm. Depth 65mm. Also suitable for 12V.
Max. cable diameter ø8mm.

The lamps are not lacquered because the lacquer cannot withstand the outdoor environment!

First cipher 4 = Protected against objects with ø1mm or more, and against contact with dangerous parts such as wires and similar objects.
First cipher 5 = shielded against dust. Second cipher 3 = shielded against rain. Second cipher 4 = shielded against waters pray.

The used cast brass alloy
Our Italian guarded brass lamps are made of cast brass. Brass is an alloy composed essentially of copper and zinc. The used alloy consists of the following metals:

60% copper (max. 61%)
37% zinc (min. 34,55%)
1% lead (max. 2%)
0,7% tin (max. 0,8%)

0,4% nickel (max. 0,5%)
0,4% iron (max. 0,5%)
0,3% aluminium (max. 0,4%)
0,2% silicium (max. 0,25%)