Altronix NAC Power Supply AL842ULADA, 24VDC at 8A, Red BC600 Enclosure
More power for every horn and strobe.
A 24VDC, 8A NAC power supply in a red BC600 enclosure that extends your fire alarm panel's notification circuits, with horn/strobe Sync mode and trouble monitoring built in.

Your panel can only power so many notification devices.
Adding horns and strobes to a fire alarm system can outgrow the panel's own notification circuits. A remote NAC power supply adds capacity and keeps trouble conditions visible.
Built for NAC expansion and monitoring
It pairs notification power with the supervision and trouble reporting a fire alarm install needs.
Horn/strobe Sync mode
2-wire Sync mode lets horns and strobes be silenced or deactivated at the same time.

output current at 24V DC
Power for notification appliance circuits from a single wall-mount unit.
Trouble memory
Signal circuit trouble memory helps identify intermittent loop problems.
Ground fault detection
Ground fault detection is built in, and a common trouble input and output ties in external trouble signals.
Works with your panel
Compatible with 12VDC or 24VDC fire panels, with output loop supervision steered to Input 1 or Input 2.
Everything you need to know.
| Brand | Altronix |
| Model | AL842ULADA |
| Output Voltage | 24V DC |
| Output Current | 8A |
| Compatibility | Fire Alarm System |
| Color | Red |
| Height | 18.0" |
| Width | 14.5" |
| Depth | 4.6" |
| Operating Temperature | 32-120°F |
| Indoor/Outdoor | Indoor |
| Country of Origin | US |
Altronix NAC Power Supply AL842ULADA, 24VDC at 8A, Red BC600 Enclosure
The Altronix AL842ULADA is a power supply product: NAC Power Supply (24VDC at 8A, Red BC600 Enclosure). It is aimed at security integrators, low-voltage contractors and facility teams who need a genuine Altronix product for new installs, expansions or replacements.
Key Features
- 2-wire horn/strobe Sync mode allows audible notification appliances (horns) and visual notification appliances (strobes) to be silenced/deactivated at the same time.
- Signal circuit trouble memory (helps identify intermittent loop problems).
- Ground fault detection.
- Compatible with 12VDC or 24VDC fire panels.
- Output loop supervision steered to Input 1 or Input 2.
- Common trouble input and output for external trouble signals tie-in.
Specifications
- Brand: Altronix
- Model: AL842ULADA
- Product Type: Proprietary Power Supply
- Output Voltage: 24V DC
- Output Voltage (V DC): 24
- Output Voltage (V): 24
- Depth: 4.6"
- Form Factor: Wall Mount
- Height: 18"
- Width: 14.5"
- Input Voltage: 110V AC
- Input Voltage (V AC): 110
- Output Current: 8A
- Output Current (A): 8
- Amperage: 8A
- Limited Warranty: Lifetime
- Compatibility: Fire Alarm System
- Environmental Certification: ROHS
- Environmentally Friendly: Yes
- Shipping weight: 17.35 lb
Typical Uses
- Powering access control, CCTV, fire alarm and security devices
- Commercial security and life-safety installs
Power and security equipment should be installed by qualified personnel following local electrical codes and the manufacturer's installation instructions. Please confirm the AL842ULADA matches your voltage, current, enclosure and wiring requirements before ordering, and contact us with your existing equipment models if you need help checking compatibility.
Need help with compatibility?
Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

Altronix AL842ULADA, ready to order.
- Output Voltage: 24V DC
- Output Current: 8A
- Compatibility: Fire Alarm System
- Color: Red
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