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FUNCTIONAL DEVICES INC / RIB TR20VA002 Open Class 2 Transformer - Open Class 2 Transformers
FUNCTIONAL DEVICES INC / RIBOpen Class 2 Transformers

FUNCTIONAL DEVICES INC / RIB TR20VA002 Open Class 2 Transformer

The FUNCTIONAL DEVICES INC / RIB Class 2 Transformer is an open-style transformer with a 20 VA power rating. It features a foot mounting style, a 208V AC primary input, and a 24V AC secondary output, with wire lead…

SKU 3G-OTH-47766

Brand
FUNCTIONAL DEVICES INC / RIB
Item
TR20VA002 Open Class 2 Transformer
Part Number
TR20VA002
Category
Open Class 2 Transformers
Available to Order
Also known as:TR20VA002FUNCTIONAL DEVICES INC / RIB
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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
TR20VA002
Type
Dual Hub/Foot
AC
208V
Mounting
Foot
Input Voltage
208V 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 Class 2 Transformer is an open-style transformer with a 20 VA power rating. It features a foot mounting style, a 208V AC primary input, and a 24V AC secondary output, with wire lead connections on both the primary and secondary sides (MPN TR20VA002).

Frequently Asked Questions

What is the FUNCTIONAL DEVICES INC / RIB TR20VA002 transformer used for?

This open Class 2 transformer steps down 208V AC primary power to 24V AC secondary power for low-voltage control circuits in HVAC, lighting, and industrial automation systems. Its 20 VA rating suits relays, contactors, and small controllers.

What are the specifications of the RIB TR20VA002 transformer?

The FUNCTIONAL DEVICES INC / RIB TR20VA002 is a 20 VA open Class 2 transformer with 208V AC input and 24V AC output. It features foot mounting, dual hub/foot design, and wire lead connections on both primary and secondary sides. The manufacturer part number is TR20VA002.

Where to buy the RIB TR20VA002 transformer worldwide?

3G Electric supplies the FUNCTIONAL DEVICES INC / RIB TR20VA002 transformer worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the RIB TR20VA002 transformer?

Mount the FUNCTIONAL DEVICES INC / RIB transformer securely using the foot bracket. Connect the primary wire leads to a 208V AC source and the secondary leads to your 24V AC load. Ensure the total VA draw does not exceed 20 VA. Follow local electrical codes.

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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