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FUNCTIONAL DEVICES INC / RIB Low Voltage Power Supply: 500 VA Power Rating, 24V AC - Enclosed & Panel Mounted Class 2 Transformers
FUNCTIONAL DEVICES INC / RIBEnclosed & Panel Mounted Class 2 Transformers

FUNCTIONAL DEVICES INC / RIB Low Voltage Power Supply: 500 VA Power Rating, 24V AC

The FUNCTIONAL DEVICES INC / RIB Low Voltage Power Supply (SKU PSH500A-LVC, MPN PSH500A-LVC) is an enclosed and panel-mounted Class 2 transformer with a 500 VA power rating. It features a wall-mount design, 120V AC…

SKU 3G-OTH-44830

Also listed as: PSH500ALVC · PSH500A LVC

Brand
FUNCTIONAL DEVICES INC / RIB
Item
Low Voltage Power Supply: 500 VA Power Rating, 24V AC
Part Number
PSH500A-LVC
Category
Enclosed & Panel Mounted Class 2 Transformers
Available to Order
Also known as:PSH500A-LVCFUNCTIONAL DEVICES INC / RIB
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

FUNCTIONAL DEVICES INC / RIB
Manufacturer Part Number
PSH500A-LVC
Type
Circuit Breaker
AC
24V
Mounting
Wall
Input Voltage
120V AC
Output Voltage
24V AC
Wire Connection Type
Wire Leads
Includes On/Off Switch
Unit On/Off Switch

Technical Documents

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FUNCTIONAL DEVICES INC / RIB Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FUNCTIONAL DEVICES INC / RIB Low Voltage Power Supply (SKU PSH500A-LVC, MPN PSH500A-LVC) is an enclosed and panel-mounted Class 2 transformer with a 500 VA power rating. It features a wall-mount design, 120V AC input, 24V AC output, wire leads for connection, and an integrated on/off switch with a circuit breaker.

Frequently Asked Questions

What is the FUNCTIONAL DEVICES INC / RIB PSH500A-LVC low voltage power supply used for?

This enclosed Class 2 transformer supplies 24V AC power from a 120V AC input, ideal for HVAC controls, lighting systems, and industrial automation. Its 500 VA rating and integrated circuit breaker protect downstream equipment, making it suitable for commercial and light industrial applications requiring reliable low-voltage power.

What are the specifications of the RIB PSH500A-LVC power supply?

The FUNCTIONAL DEVICES INC / RIB PSH500A-LVC has a 500 VA power rating, 120V AC input, and 24V AC output. It features a wall-mount design, wire leads for connection, a unit on/off switch, and a built-in circuit breaker. The manufacturer part number is PSH500A-LVC, and it is a Class 2 transformer.

Where to buy the FUNCTIONAL DEVICES INC / RIB PSH500A-LVC worldwide?

3G Electric supplies the FUNCTIONAL DEVICES INC / RIB PSH500A-LVC low voltage power supply worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this item.

How to install the RIB PSH500A-LVC low voltage power supply?

Mount the unit on a wall using the provided enclosure, connect the 120V AC input via the wire leads, and then connect the 24V AC output to your load. Use the integrated on/off switch for local control. Always follow local electrical codes and ensure the circuit breaker is sized appropriately for your application.

Used in

Common applications for FUNCTIONAL DEVICES INC / RIB
HVAC control panels — Functional Devices RIB Class 2 transformers (e.g., PSH75AB10) provide 24V AC power for thermostats, relays, and zone valves.
Lighting contactor panels — RIB power supplies (e.g., PSMN200A) step down 347V AC to 24V AC for lighting control relays and occupancy sensors.
Pump control panels — Enclosed Class 2 transformers (e.g., PSH200A) supply 24V AC to pump start relays and float switches in water/wastewater facilities.
Industrial automation — RIB current sensors and relays monitor and switch low-voltage control circuits in PLC-based systems.
Commercial building automation — Functional Devices power supplies (e.g., PSH100AB10-EXT2) provide isolated 24V AC power for building controllers and actuators.
Data center cooling — RIB transformers (e.g., PSH300A) power control circuits for CRAC units and economizer dampers.
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FUNCTIONAL DEVICES INC / RIB Products

3G Electric supplies FUNCTIONAL DEVICES INC / RIB enclosed & panel mounted class 2 transformers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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