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FUNCTIONAL DEVICES INC / RIB Class 2 Power Supply: 40 VA Power Rating, 120V AC - Enclosed & Panel Mounted Class 2 Transformers
FUNCTIONAL DEVICES INC / RIBEnclosed & Panel Mounted Class 2 Transformers

FUNCTIONAL DEVICES INC / RIB Class 2 Power Supply: 40 VA Power Rating, 120V AC

The FUNCTIONAL DEVICES INC / RIB Class 2 Power Supply (SKU PSH40AB10-EXT2, MPN PSH40AB10-EXT2) is an enclosed and panel-mounted Class 2 transformer with a 40 VA power rating. It features a wall-mount design, 120V AC…

SKU 3G-OTH-44641

Also listed as: PSH40AB10EXT2 · PSH40AB10 EXT2

Brand
FUNCTIONAL DEVICES INC / RIB
Item
Class 2 Power Supply: 40 VA Power Rating, 120V AC
Category
Enclosed & Panel Mounted Class 2 Transformers
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

FUNCTIONAL DEVICES INC / RIB
Manufacturer Part Number
PSH40AB10-EXT2
Type
Wall
AC
120V
Mounting
Wall
Input Voltage
120V AC
Output Voltage
24V AC
Wire Connection Type
Screw Terminals
Includes On/Off Switch
Individual Output 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 Class 2 Power Supply (SKU PSH40AB10-EXT2, MPN PSH40AB10-EXT2) is an enclosed and panel-mounted Class 2 transformer with a 40 VA power rating. It features a wall-mount design, 120V AC input, 24V AC output, screw terminal wire connections, and an individual output on/off switch.

Frequently Asked Questions

What is the FUNCTIONAL DEVICES INC / RIB Class 2 Power Supply used for?

This Class 2 power supply is used to step down 120V AC input to 24V AC output for low-voltage control circuits, HVAC systems, and industrial automation. Its wall-mount design and individual output on/off switch make it suitable for panel-mounted installations requiring reliable, isolated power.

What are the specifications of the FUNCTIONAL DEVICES INC / RIB PSH40AB10-EXT2?

The PSH40AB10-EXT2 is a 40 VA Class 2 transformer with 120V AC input and 24V AC output. It features wall mounting, screw terminal wire connections, and an individual output on/off switch. The brand is FUNCTIONAL DEVICES INC / RIB, and the MPN is PSH40AB10-EXT2.

Where to buy the FUNCTIONAL DEVICES INC / RIB Class 2 Power Supply worldwide?

3G Electric supplies the FUNCTIONAL DEVICES INC / RIB Class 2 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.

How to install the FUNCTIONAL DEVICES INC / RIB Class 2 Power Supply?

Mount the unit on a wall using the provided slots, connect 120V AC input to the screw terminals, and wire the 24V AC output to your load. Use the individual output on/off switch to control power. Follow local electrical codes and ensure the supply is de-energized during installation.

Used in

Common applications for FUNCTIONAL DEVICES INC / RIB
HVAC control systems — Functional Devices Inc. / RIB PSH series transformers provide 24V AC power for thermostats and damper actuators.
Burner management — Functional Devices Inc. / RIB TR50VA022US transformer supplies low-voltage power for flame safeguard controllers.
Pump control panels — Functional Devices Inc. / RIB PSH500A-LVC power supply delivers 24V AC for relay logic in pump sequencing.
Lighting control — Functional Devices Inc. / RIB SIB04S rocker switch enables manual override of relay-controlled lighting circuits.
Industrial automation — Functional Devices Inc. / RIB PSH300A transformer powers 24V AC sensors and PLC input modules.
Gas valve actuation — Functional Devices Inc. / RIB enclosed transformers provide isolated 24V AC for solenoid valves in gas trains.

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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