Description
The Simplex 4100-1328 is a digital single-channel 100W amplifier designed for emergency voice and alarm communication in Simplex fire alarm systems. Delivering 100W at 25 VRMS, it provides six Class B speaker circuits with flexible distribution for large-scale applications. Engineered for redundancy and reliability, the 4100-1328 ensures uninterrupted audio messaging during critical events.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Simplex |
| Category |
Servo Products |
| Part Number |
4100-1328 |
| Subcategory |
Servo Drive/Servo Control |
| Device Type |
Digital Single-Channel Audio Amplifier |
| Output Power |
100W |
| Output Voltage |
25 VRMS |
| Circuits |
6 × Class B speaker circuits (2A max each) |
| Audio Channels |
Single-channel |
| Redundancy |
Supports primary/backup amplifier operation |
| Decoder Module |
Integrated digital input selection |
| Output Control |
Selectable -12 dB or -6 dB paging levels |
| Power Supply |
Integrated, with battery backup support |
| Mounting |
Requires 4 continuous expansion bay slots |
| Compatibility |
Simplex 4100ES systems and MINIPLEX transponders |
| Dimensions |
Standard expansion module size |
| Operating Temp |
32°F to 120°F (0°C to 49°C) |
| Humidity |
Up to 93% RH, non-condensing |
| Weight |
15.00 lbs |
Information About 4100-1328
The 4100-1328 is part of the Simplex 4100ES series, which includes digital and analog audio amplifiers for fire alarm voice evacuation systems. It integrates a built-in power supply with support for system battery backup, ensuring operation during power failures. The amplifier occupies four continuous expansion bay slots and can be configured as a primary or backup amplifier. Redundant configurations provide direct interconnection with companion amplifiers, simplifying wiring and enhancing reliability. It includes selectable reduced output modes for non-emergency paging, with system-controlled input selection via an onboard digital decoder.
Key Features:
- High-Power Output: 100W single-channel amplifier at 25 VRMS.
- Six Class B Circuits: Each NAC rated for 2A maximum speaker load.
- Integrated Power Supply: Supports system batteries for backup operation.
- Redundancy Support: Can operate as a primary or backup amplifier.
- Digital Audio Decoding: Selects input channels automatically for system needs.
- Output Control: Supports -12 dB or -6 dB reduced output for paging.
- System Compatibility: Designed for Simplex 4100ES panels and MINIPLEX networks.
- Compact Form Factor: Requires four contiguous expansion slots in system chassis.
The 4100-1328 ensures robust audio delivery and operational reliability in emergency voice communication systems.
