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ALTRONIX AL400ULB Power Supply Board, 28V AC Input, 12/24V DC Output, 4A - Power Supply Boards
ALTRONIXPower Supply Boards

ALTRONIX AL400ULB Power Supply Board, 28V AC Input, 12/24V DC Output, 4A

The ALTRONIX AL400ULB is a power supply board that converts a 28V AC input to a 12/24V DC output at 4A. Constructed with a phenolic/fiberglass material, this unit is designed for industrial applications requiring a…

SKU 3G-OTH-501981

Brand
ALTRONIX
Item
AL400ULB Power Supply Board, 28V AC Input, 12/24V DC Output, 4A
Part Number
AL400ULB
Category
Power Supply Boards
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

ALTRONIX
Manufacturer Part Number
AL400ULB
Material
Phenolic/Fiberglass
AC
28V
Product Type
Power Supply
Input Voltage
28V AC

Technical Documents

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ALTRONIX Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ALTRONIX AL400ULB is a power supply board that converts a 28V AC input to a 12/24V DC output at 4A. Constructed with a phenolic/fiberglass material, this unit is designed for industrial applications requiring a regulated DC power source.

Frequently Asked Questions

What is the ALTRONIX AL400ULB power supply used for?

The ALTRONIX AL400ULB converts a 28V AC input to a regulated 12/24V DC output at 4A. It is used in industrial control panels, access control systems, and security applications that require a reliable DC power source from an AC supply.

What are the specifications of the ALTRONIX AL400ULB?

The ALTRONIX AL400ULB has an input voltage of 28V AC and delivers 12/24V DC output at 4A. It is constructed with a phenolic/fiberglass material. The manufacturer part number is AL400ULB.

Where to buy the ALTRONIX AL400ULB power supply worldwide?

3G Electric supplies the ALTRONIX AL400ULB power supply to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this item.

How to install the ALTRONIX AL400ULB power supply?

Mount the ALTRONIX AL400ULB on a non-flammable surface using the provided hardware. Connect the 28V AC input to the designated terminals, then set the output voltage selector to 12V DC or 24V DC as needed. Ensure the load does not exceed 4A.

Used in

Common applications for ALTRONIX
Access control systems — AL400ULACM power supply board provides 12VDC or 24VDC to card readers, electric strikes, and maglocks with eight fuse-protected outputs.
Fire alarm systems — AL1042ULADA NAC power extender delivers 10A across four synchronized outputs with 9-hour standby for notification appliance circuits.
Industrial control panels — VR1T and VR5T voltage conversion modules convert 24V AC/DC to regulated 12VDC for sensors, relays, and low-voltage devices.
Security systems — VB1T and VB1 voltage boosters convert 12/24V DC to regulated 24VDC for CCTV cameras, motion detectors, and alarm components.
Automation equipment — VR1TM5 power conversion module provides 5VDC at 1A from 24V AC/DC input for logic circuits and low-power devices.
Low-voltage power distribution — VR5BT voltage regulator stabilizes and boosts 24V AC/DC for consistent power in control panels and building systems.
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ALTRONIX Products

3G Electric supplies ALTRONIX power supply boards. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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