Description
The Simplex 4100-1312 is a discontinued Analog Flex 50W Amplifier with three Class B NACs at 25V RMS. Designed for use with Simplex 4100 fire alarm systems, it provides supervised audio power for speaker circuits with constant monitoring.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Simplex |
| Category |
Servo Products |
| Part Number |
4100-1312 |
| Subcategory |
Servo Drive/Servo Control |
| Function |
Analog Flex 50W amplifier with 3 Class B NACs |
| Compatible Systems |
Simplex 4100 Fire Alarm Systems |
| Output Power |
50 W at 25V RMS |
| NAC Circuits |
3 Class B |
| Supervisory Current |
425 mA (supervised), 85 mA (low power mode) |
| Alarm Current |
5.55 A (continuous horn), 2.27 A (temporal pattern) |
| Channel Capability |
Dual-channel with backup |
| Supervision |
Constant supervision of power and circuits |
| Mounting Type |
Internal 4100ES cabinet slot installation |
| Status |
Discontinued by Manufacturer |
| Use Case |
Legacy fire alarm audio amplification |
| Weight |
8.90 lbs |
Information About 4100-1312
The 4100-1312 is part of the Simplex Flex series of amplifiers, specifically the Flex-50 model capable of delivering 50 watts of supervised audio power. It supports three Class B Notification Appliance Circuits (NACs) operating at 25V RMS and is continuously monitored for system reliability. Functionally, the Flex-50 amplifier provides dual-channel capability with internal backup, ensuring uninterrupted alarm signaling. Although discontinued, the 4100-1312 remains a vital service component for maintaining legacy Simplex 4100 fire alarm installations.
Key Features:
- 50W Amplifier Output: Supplies supervised audio power to speaker circuits.
- 3 Class B NACs: Supports three notification appliance circuits at 25V RMS.
- Analog Flex Series: Part of the Simplex Flex-50 amplifier line.
- Dual-Channel Capability: Provides two independent audio channels.
- Internal Backup: Ensures continuous operation during primary channel failure.
- Constant Supervision: Continuous monitoring of amplifier and NAC status.
- Configurable Loads: Supports various load configurations within rated limits.
- Fire Alarm Integration: Designed for Simplex 4100 series fire alarm systems.
- Discontinued Unit: No longer manufactured but essential for legacy maintenance.
The 4100-1312 delivers the reliability and precision required for supervised fire alarm audio distribution.
