Grothe 37430 alarmsignaalversterker / zender

Alarm signal amplifier and transmitter for doorbell and intercom systems, providing a potential-free relay output to extend or boost alarm signals. It converts a low-current trigger input into a relay contact, enabling connection to additional signaling devices.

Advantages

Universal compatibility with 8-12V AC/DC systems and adjustable output duration from 1 to 60 seconds offer flexible integration. Screw terminals and surface mounting simplify installation.

Suitable for

• Doorbell systems
• Intercom systems
• Alarm signaling extension

Key specifications

• Input voltage: 8-12V AC/DC
• Trigger current: < 10 mA
• Output: potential-free relay contact (NO), max 24V AC/DC, 1A
• Output duration: adjustable 1-60 s
• Mounting: surface mount
• Housing: plastic, white/grey
• Protection class: IP20
• Operating temperature: -5°C to +40°C
• Connection: screw terminals

Recommendations

Ideal for boosting alarm signals in residential or commercial intercom setups where additional relay switching is required.