

4100-5101 | Simplex Fire Alarm Expansion Power Supply 3-Channel 120 VAC
- Regular price
- $1,449.00
- Sale price
- $1,449.00
- Regular price
-
Couldn't load pickup availability
Do you need help?

Product Description P/N: 4100-5101
Description
The Simplex 4100-5101 is a fire alarm expansion power supply designed to extend the power and notification capabilities of 4100 series fire alarm control panels. It provides three NACs standard, expandable to six with an additional module, supporting both Class A and Class B wiring configurations.
Technical Specifications
Condition | New/Never Used Surplus |
Brand | Simplex |
Category | Fire Alarm Systems |
Part Number | 4100-5101 |
Subcategory | Expansion Power Supplies |
Input Voltage | 120 VAC |
Channels Provided | 3 channels (expandable to 6 with 4100-5115) |
Notification Appliance Circuits | 3 NACs standard, expandable to 6 |
NAC Wiring Options | Class A or Class B |
Supported Devices | Non-addressable TrueAlert devices, conventional reverse-polarity operation |
Power Distribution | Provides both card power and signal power via the PDI |
Circuit Type | Power-limited per UL 864 |
Expansion Module Compatibility | 4100-5115 for NAC expansion |
Mounting Location | Same bay where installed (signal power available only locally) |
Weight | 15 lbs (6.8 kg) |
Information About 4100-5101
The Simplex 4100-5101 is engineered as an expansion module for 4100 series fire alarm systems, delivering additional power and notification circuit capacity. It provides three notification appliance circuits by default, with the option to expand to six using the 4100-5115 module. Each NAC can be configured as either Class A or Class B, giving installers flexibility for system design. Supporting both TrueAlert non-addressable devices and conventional reverse-polarity operation, the 4100-5101 ensures compatibility across a variety of notification appliances. Built to meet UL 864 standards, the unit guarantees that all circuits are power-limited, maintaining safety compliance.
Key Features:
- Expansion Power Supply: Adds extra power capacity for 4100 series fire alarm systems.
- Three Standard NACs: Provides three notification appliance circuits, expandable to six with 4100-5115.
- Flexible Wiring Options: NACs configurable as Class A or Class B circuits.
- TrueAlert and Conventional Support: Compatible with non-addressable TrueAlert devices and reverse-polarity operation.
- Integrated Power Distribution: Supplies both card power and signal power via the PDI.
- Local Bay Limitation: Signal power is available only in the bay where the unit is installed.
- UL 864 Power-Limited Circuits: Ensures safety compliance across all NAC outputs.
- Expandable Design: Supports future system growth with NAC expansion module.
- Reliable Construction: Engineered for long-term performance within Simplex 4100 systems.
- Durable Build: Weighs 15 lbs, suitable for robust panel configurations.
The 4100-5101 delivers the reliability and precision required for extending notification and power capacity in Simplex 4100 fire alarm control systems.
Description
The Simplex 4100-5101 is a fire alarm expansion power supply designed to extend the power and notification capabilities of 4100 series fire alarm control panels. It provides three NACs standard, expandable to six with an additional module, supporting both Class A and Class B wiring configurations.
Technical Specifications
Condition | New/Never Used Surplus |
Brand | Simplex |
Category | Fire Alarm Systems |
Part Number | 4100-5101 |
Subcategory | Expansion Power Supplies |
Input Voltage | 120 VAC |
Channels Provided | 3 channels (expandable to 6 with 4100-5115) |
Notification Appliance Circuits | 3 NACs standard, expandable to 6 |
NAC Wiring Options | Class A or Class B |
Supported Devices | Non-addressable TrueAlert devices, conventional reverse-polarity operation |
Power Distribution | Provides both card power and signal power via the PDI |
Circuit Type | Power-limited per UL 864 |
Expansion Module Compatibility | 4100-5115 for NAC expansion |
Mounting Location | Same bay where installed (signal power available only locally) |
Weight | 15 lbs (6.8 kg) |
Information About 4100-5101
The Simplex 4100-5101 is engineered as an expansion module for 4100 series fire alarm systems, delivering additional power and notification circuit capacity. It provides three notification appliance circuits by default, with the option to expand to six using the 4100-5115 module. Each NAC can be configured as either Class A or Class B, giving installers flexibility for system design. Supporting both TrueAlert non-addressable devices and conventional reverse-polarity operation, the 4100-5101 ensures compatibility across a variety of notification appliances. Built to meet UL 864 standards, the unit guarantees that all circuits are power-limited, maintaining safety compliance.
Key Features:
- Expansion Power Supply: Adds extra power capacity for 4100 series fire alarm systems.
- Three Standard NACs: Provides three notification appliance circuits, expandable to six with 4100-5115.
- Flexible Wiring Options: NACs configurable as Class A or Class B circuits.
- TrueAlert and Conventional Support: Compatible with non-addressable TrueAlert devices and reverse-polarity operation.
- Integrated Power Distribution: Supplies both card power and signal power via the PDI.
- Local Bay Limitation: Signal power is available only in the bay where the unit is installed.
- UL 864 Power-Limited Circuits: Ensures safety compliance across all NAC outputs.
- Expandable Design: Supports future system growth with NAC expansion module.
- Reliable Construction: Engineered for long-term performance within Simplex 4100 systems.
- Durable Build: Weighs 15 lbs, suitable for robust panel configurations.
The 4100-5101 delivers the reliability and precision required for extending notification and power capacity in Simplex 4100 fire alarm control systems.
