ZETFON control and amplifier AC
ZETFON control box AC ZP-4

FOR ZETFON 400/310
electronic sound generator and amplifier
main voltage AC 1phase(115V/230V) emergency voltage 24 V DC
  
 
ZETFON control and amplifier DC
ZETFON control box DC ZP-5

FOR ZETFON 400/310
electronic sound generator and amplifier
operating on 24 V DC
  
 
Zet-Horn Control
Zet-Horn Control 4476

FOR ALL TYPES OF ZET-HORNS
main voltage AC 3phase, control voltage AC 1phase
with anti-condensation heating, casing and bi-metal relay
  
 
Zet-Horn Control
Zet-Horn Control 4488

FOR ALL TYPES OF ZET-HORNS
main voltage AC 3phase and emergency supply,
control voltage AC 1phase
with anti-condensation heating, casing and bi-metal relay
also with switch over main/energency supply and kontrol connection