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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 120V AC - Open Class 2 Transformers
FUNCTIONAL DEVICES INC / RIBOpen Class 2 Transformers

FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 120V AC

The FUNCTIONAL DEVICES INC / RIB Class 2 Transformer is an open-style transformer with a 50 VA power rating, designed for foot mounting. It converts a 120V AC input to a 24V AC output, featuring wire lead connections…

SKU 3G-OTH-48100

Brand
FUNCTIONAL DEVICES INC / RIB
Item
Class 2 Transformer: 50 VA Power Rating, 120V AC
Category
Open Class 2 Transformers
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Technical Specifications

FUNCTIONAL DEVICES INC / RIB
Manufacturer Part Number
TR50VA001US
Type
Primary Fuse
AC
120V
Mounting
Foot
Input Voltage
120V AC
Output Voltage
24V AC
Connection - Primary
Wire Lead
Connection - Secondary
Wire Lead
View Full Spec Sheet

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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 50 VA power rating, designed for foot mounting. It converts a 120V AC input to a 24V AC output, featuring wire lead connections on both the primary and secondary sides, and includes a primary fuse (MPN TR50VA001US).

Frequently Asked Questions

What is the FUNCTIONAL DEVICES INC / RIB TR50VA001US Class 2 Transformer used for?

This open-style Class 2 transformer is used to step down 120V AC input to 24V AC output for powering low-voltage control circuits, relays, and automation equipment in commercial and industrial building systems.

What are the specifications of the FUNCTIONAL DEVICES INC / RIB TR50VA001US transformer?

The TR50VA001US is a 50 VA open Class 2 transformer with foot mounting, 120V AC input, 24V AC output, and wire lead connections on both primary and secondary sides. It includes a primary fuse for protection.

Where to buy the FUNCTIONAL DEVICES INC / RIB TR50VA001US transformer worldwide?

3G Electric supplies the FUNCTIONAL DEVICES INC / RIB TR50VA001US transformer worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the FUNCTIONAL DEVICES INC / RIB TR50VA001US transformer?

Mount the transformer securely using the foot bracket. Connect the primary wire leads to a 120V AC supply and the secondary leads to your 24V AC load. Ensure the primary fuse is properly rated. Follow local electrical codes.

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 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 Class 2 Transformer: 50 VA Power Rating, 120V AC/277V AC, 24V AC, Foot (MPN TR50VA019). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 120V AC/208V AC/240V AC (MPN TR50VA009). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.
FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 277V AC, 24V AC, Foot/Hub (MPN TR50VA014). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 277V AC; Mounting: Foot; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 277V AC, 24V AC, Foot/Hub (MPN TR50VA014). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 277V AC; Mounting: Foot; Output Voltage: 24V AC.
FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 24V AC, Circuit Breaker (MPN TR50VA004). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 24V AC, Circuit Breaker (MPN TR50VA004). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.

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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 96 VA Power Rating, 120V AC, 24V AC, Dual Hub/Foot (MPN TR100VA002). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Dual Hub; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 75 VA Power Rating, 120V AC, 24V AC, Foot/Hub (MPN TR75VA001). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 120V AC, 24V AC, Primary Fuse (MPN TR50VA001). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Hub; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 120V AC, 24V AC, Primary Fuse (MPN TR50VA001). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Hub; Output Voltage: 24V AC.
FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 120V AC, 24V AC, Foot/Hub (MPN TR50VA005). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 50 VA Power Rating, 120V AC, 24V AC, Foot/Hub (MPN TR50VA005). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.
FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 40 VA Power Rating, 120V AC, 24V AC, Foot/Hub (MPN TR40VA001). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 40 VA Power Rating, 120V AC, 24V AC, Foot/Hub (MPN TR40VA001). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Foot; Output Voltage: 24V AC.
FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 40 VA Power Rating, 120V AC/208V AC/240V AC (MPN TR40VA040). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Hub; Output Voltage: 24V AC.
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FUNCTIONAL DEVICES INC / RIB Class 2 Transformer: 96 VA Power Rating, 120V AC, 24V AC, Foot/Hub (MPN TR100VA001US). Key specifications — Brand: FUNCTIONAL DEVICES INC / RIB; Connection - Primary: Wire Lead; Connection - Secondary: Wire Lead; Input Voltage: 120V AC; Mounting: Hub; Output Voltage: 24V AC.
FUNCTIONAL DEVICES INC / RIB
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