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FUNCTIONAL DEVICES INC / RIB TR50VA005US Open Class 2 Transformer - Open Class 2 Transformers
FUNCTIONAL DEVICES INC / RIBOpen Class 2 Transformers

FUNCTIONAL DEVICES INC / RIB TR50VA005US Open Class 2 Transformer

The FUNCTIONAL DEVICES INC / RIB TR50VA005US is a Class 2 Transformer with a 50 VA power rating, designed as an open-style unit. It accepts a 120V AC input and provides a 24V AC output, featuring wire lead…

SKU 3G-OTH-47456

Brand
FUNCTIONAL DEVICES INC / RIB
Item
TR50VA005US Open Class 2 Transformer
Part Number
TR50VA005US
Category
Open Class 2 Transformers
Available to Order
Also known as:TR50VA005USFUNCTIONAL DEVICES INC / RIB
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Technical Specifications

FUNCTIONAL DEVICES INC / RIB
Manufacturer Part Number
TR50VA005US
Type
Foot/Hub
AC
120V
Mounting
Foot
Input Voltage
120V AC
Output Voltage
24V AC
Connection - Primary
Wire Lead
Connection - Secondary
Wire Lead

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

Product Description

The FUNCTIONAL DEVICES INC / RIB TR50VA005US is a Class 2 Transformer with a 50 VA power rating, designed as an open-style unit. It accepts a 120V AC input and provides a 24V AC output, featuring wire lead connections for both primary and secondary sides. This transformer is mounted via a foot/hub configuration, making it suitable for industrial control panel applications.

Frequently Asked Questions

What is the FUNCTIONAL DEVICES INC / RIB TR50VA005US transformer used for?

The TR50VA005US is a Class 2 open-style transformer used in industrial control panels to step down 120V AC input to 24V AC output. It powers relays, contactors, and automation devices requiring a 50 VA power rating. Its foot/hub mounting and wire lead connections suit permanent panel installations.

What are the specifications of the FUNCTIONAL DEVICES INC / RIB TR50VA005US?

This RIB transformer has a 50 VA power rating, 120V AC input, and 24V AC output. It features wire lead connections on both primary and secondary sides and mounts via a foot/hub configuration. The open Class 2 design is intended for indoor industrial control panel use.

Where to buy the FUNCTIONAL DEVICES INC / RIB TR50VA005US worldwide?

3G Electric supplies the FUNCTIONAL DEVICES INC / RIB TR50VA005US worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this transformer.

How to install the FUNCTIONAL DEVICES INC / RIB TR50VA005US transformer?

Mount the TR50VA005US securely using its foot/hub base inside a control panel. Connect primary wire leads to a 120V AC source and secondary leads to the 24V AC load. Ensure the circuit is de-energized during installation and follow local electrical codes for Class 2 wiring.

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 open 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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FUNCTIONAL DEVICES INC / RIB
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Open-style Class 2 transformer with 50 VA rating, converting 120V AC input to 24V AC output. Features foot mounting, wire lead connections on primary and secondary sides, and an integrated circuit breaker for overload protection. Suitable for powering low-voltage control circuits in HVAC, lighting, and industrial control panels
FUNCTIONAL DEVICES INC / RIB
Open-style Class 2 transformer with 50 VA rating, converting 120V AC input to 24V AC output. Features foot mounting, wire lead connections on primary and secondary sides, and an integrated circuit breaker for overload protection. Suitable for powering low-voltage control circuits in HVAC, lighting, and industrial control panels

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