4100-5125 | Simplex Remote Power Supply with 3 NACs, 120 VAC Input

Simplex · Power Supplies & Transformers

4100-5125 | Simplex Remote Power Supply with 3 NACs, 120 VAC Input

Description  The Simplex 4100-5125 is a remote power supply module designed to provide 24 VDC output and battery charging capabilities for fire alarm systems. It supports three NACs rated for Class A or Class B wiring, with compatibility for TrueAlert and conventional notification appliances.     Technical Specifications  Condition New/Never Used Surplus Brand Simplex Category Fire Alarm Systems Part Number 4100-5125 Subcategory Remote Power Supply Input Power 120 VAC nominal, 4 A max Output Voltage 24 VDC regulated NAC Circuits 3 power-limited outputs, Class A (Style Z) or Class B (Style Y) Supported Devices TrueAlert appliances and conventional reverse-polarity devices Operation Modes Conventional, reverse-polarity, or SmartSync operation Monitoring NACs supervised for short and open circuits Protection Automatic short-circuit isolation on affected NAC Power Source Receives AC and battery power from Power Distribution Module (PDM) Standards UL 864 compliant Enclosure Remote cabinet mounting Weight 10 lbs     Information About 4100-5125 The 4100-5125 is a Simplex remote power supply (RPS) module developed for use in fire alarm systems requiring distributed 24 VDC power and NAC support. It is designed to operate with AC and battery input provided by a Power Distribution Module (PDM), enabling reliable system power distribution. The unit provides three supervised NACs, configurable for Class A or Class B operation, and supports TrueAlert non-addressable appliances as well as conventional reverse-polarity circuits. With SmartSync technology, the RPS allows audible and visible notification devices to be independently controlled over the same wiring, reducing installation complexity. Key Features: Reliable Power Distribution: Provides regulated 24 VDC output along with integrated battery charging for remote system cabinets. Three NAC Outputs: Delivers three supervised notification appliance circuits, configurable as Class A (Style Z) or Class B (Style Y). Broad Device Compatibility: Supports Simplex TrueAlert non-addressable devices as well as conventional reverse-polarity appliances. SmartSync Technology: Allows audible and visual notification devices to be independently controlled using the same pair of wires. Fault Monitoring: Each NAC is supervised for open or short conditions, with automatic isolation of a faulty circuit to maintain overall system operation. Short-Circuit Protection: The system prevents activation of shorted NACs during initialization to avoid damage or false activation. Seamless Integration: Receives AC and battery power directly from a Power Distribution Module, ensuring dependable system performance. UL 864 Compliance: Designed and certified to meet fire alarm safety standards for regulated installations. Flexible Deployment: Intended for remote cabinet mounting to extend power and circuit capacity across larger systems. Lightweight and Durable: At 10 lbs, it offers easy installation without compromising on robustness. The 4100-5125 delivers the reliability and precision required for powering and supervising notification circuits in Simplex fire alarm systems.

Brand: Simplex · Category: Power Supplies & Transformers

Key features

Specifications

Manufacturer part number4100-5125
ConditionNew/Never Used Surplus
BrandSimplex
CategoryFire Alarm Systems
Part Number4100-5125
SubcategoryRemote Power Supply
Input Power120 VAC nominal, 4 A max
Output Voltage24 VDC regulated
NAC Circuits3 power-limited outputs, Class A (Style Z) or Class B (Style Y)
Supported DevicesTrueAlert appliances and conventional reverse-polarity devices
Operation ModesConventional, reverse-polarity, or SmartSync operation
MonitoringNACs supervised for short and open circuits
ProtectionAutomatic short-circuit isolation on affected NAC
Power SourceReceives AC and battery power from Power Distribution Module (PDM)
StandardsUL 864 compliant
EnclosureRemote cabinet mounting
Weight10 lbs
Product typeRemote Power Supply

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