---
product_id: 70515604
title: "Functional Devices TR40VA004 Transformer, 40 VA, 277/240/208/120 to 24 Vac, Foot and Dual Threaded Hub Mount"
brand: "rib"
price: "€ 115.93"
currency: EUR
in_stock: true
reviews_count: 1
category: "Rib"
url: https://www.desertcart.gr/products/70515604-functional-devices-tr40va004-transformer-40-va-277-240-208-120
store_origin: GR
region: Greece
---

# 40 VA power capacity Multi-voltage input (277/240/208/120 V) Dual mounting options (foot & threaded hub) Functional Devices TR40VA004 Transformer, 40 VA, 277/240/208/120 to 24 Vac, Foot and Dual Threaded Hub Mount

**Brand:** rib
**Price:** € 115.93
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your projects with precision and confidence!

## Quick Answers

- **What is this?** Functional Devices TR40VA004 Transformer, 40 VA, 277/240/208/120 to 24 Vac, Foot and Dual Threaded Hub Mount by rib
- **How much does it cost?** € 115.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/70515604-functional-devices-tr40va004-transformer-40-va-277-240-208-120)

## Best For

- rib enthusiasts

## Why This Product

- Trusted rib brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Made in the USA Quality:** Crafted domestically by Functional Devices, ensuring premium build and reliability.
- • **Dual Mounting Flexibility:** Foot and threaded hub mounts ensure easy, secure placement in any setup.
- • **UL Listed Safety Assurance:** Class 2 UL listing guarantees compliance and peace of mind for professional use.
- • **Reliable 40 VA Power Output:** Delivers consistent 24 VAC for your critical HVAC and control systems.
- • **Versatile Multi-Voltage Compatibility:** Seamlessly supports 277, 240, 208, and 120 VAC inputs for flexible installation.

## Overview

The Functional Devices TR40VA004 is a robust 40 VA transformer designed for HVAC and industrial applications, featuring multi-voltage input compatibility (277/240/208/120 V) and delivering a stable 24 VAC output. It offers dual mounting options (foot and threaded hub) for versatile installation, is UL Class 2 listed for safety, and proudly made in the USA by Functional Devices, Inc.

## Description

Functional Devices TR40VA004 transformer, 40VA, 277/240/208/120-24v, 2 hub, Class 2 UL list us/can, inherent LIM. Made in United States. Manufactured by Functional Devices, Inc.

Review: the right replacement for my fan coil units. - nice to be able to order these from desertcart making life easy and fast. i would recommend installing it with a in line fuse to protect it.

## Features

- 40Va
- 277/240/208/120-24v, 2 hub
- Sold as each

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00E2WZAES |
| Best Sellers Rank | #305,839 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #90 in Isolation Transformers |
| Brand | RIB |
| Brand Name | RIB |
| Customer Reviews | 4.5 out of 5 stars 6 Reviews |
| Item Weight | 2 Pounds |
| Manufacturer | Functional Devices, Inc. |
| Model | TR40VA004 |
| Mounting Type | Foot and Hub Mount |
| Number of Items | 1 |
| Part Number | TR40VA004 |
| Power Source | Corded Electric |
| Specification Met | UL |
| Unit Count | 1.0 Count |

## Images

![Functional Devices TR40VA004 Transformer, 40 VA, 277/240/208/120 to 24 Vac, Foot and Dual Threaded Hub Mount - Image 1](https://m.media-amazon.com/images/I/71f1FALYi0L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ the right replacement for my fan coil units.
*by D***N on March 7, 2015*

nice to be able to order these from Amazon making life easy and fast. i would recommend installing it with a in line fuse to protect it.

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**Shop now:** [https://www.desertcart.gr/products/70515604-functional-devices-tr40va004-transformer-40-va-277-240-208-120](https://www.desertcart.gr/products/70515604-functional-devices-tr40va004-transformer-40-va-277-240-208-120)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-07-23*