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DC Energy Saving Ventilation Fan
Industry type:Home, construction materials and hardware
Product model number:VFB21ACT / VFB21AXT2 / VFB21AAT2 / VFB21ABT2 / VFB25ACHT / VFB25AEHT / VFB25AXT / VFB17ACT-SE00 / VFB17ACT-ASE00 / VFB25ACH / VFB25ADH / VFB25AEH / VFB25AC / VFB25AD / VFB25AX / VFB25ACL / VFB25ADL / VFB080D4LED1
award 3

-Delta VFB series is powerful, durable and quietly efficient.
Backed by over 20 years of innovation and consistent quality, the DC brushless motor technology inside every Delta VFB series product is why Delta ventilation fans are setting a new industry standard for energy efficient performance. Energy Star certified, and with a limited 3-year warranty, all Delta fans are:
+ Rigorously tested to achieve minimum noise
+ Equipped with soft start and lock protection functions
+ Engineered to run continuously for 70,000 hours
-The energy saving bathroom solution.
The introduction of the Delta ventilation fan marks a new achievement in green construction for bathroom ventilation. The Delta ventilation fan delivers an aesthetically pleasing ventilation solution that consumes less power, with advanced functionality and operates more quietly than most AC motor products in the market.
-Features and Benefits
+ DC Brushless Motor – all Delta DC brushless fan motors run continuously for 70,000 hours
+ Quiet – measured at the lowest noise level a bath fan has ever been tested HVI (<0.3 sones)
+ Low Energy Costs – consumes up to 85% less energy than other leading fans, with as little as 4 watts versus 45 watts
+ Easier Installation – slide-in duct adapter versus welded or clipped for easier installation
+ Certification – Exceeds Energy Star requirements by up to 835% – global change in energy efficiency1; UL and cUL listed for tub/shower enclosure when used with GFCI branch circuit wiring.



Delta, founded in 1971, is a global provider of switching power supplies and thermal management products with a thriving portfolio of smart energy-saving systems and solutions in the fields of industrial automation, building automation, telecom power, data center infrastructure, EV charging, renewable energy, energy storage and display, to nurture the development of smart manufacturing and sustainable cities. As a world-class corporate citizen guided by its mission statement, “To provide innovative, clean and energy-efficient solutions for a better tomorrow,” Delta leverages its core competence in high-efficiency power electronics and its CSR-embedded business model to address key environmental issues, such as climate change. Delta serves customers through its sales offices, R&D centers and manufacturing facilities spread over close to 200 locations across 5 continents.


To highlight Delta’s products and services in the market, we designed this CI to represent the spirit of Delta. It conveys our corporate mission of“environmental-friendly, energy-saving, and earth loving” and the commitment to continue provide highly efficient and reliable energy-efficient solutions to the customers. The triangle of Delta’s brand CI derives from the Greek alphabet delta "Δ” , standing for change. The circle within the triangle symbolizes the atomic totem, which conveys the idea that Delta started its business with power electronics in high tech industry, and extends into the areas of energy management and smart green life. The color blue represents rational thinking, stability and reliability, a symbol of our efficient and reliable commitments to the clients and customers.

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