Boston Aircontrols, Inc.
8 Blanchard Rd. Burlington, MA 01803

HVAC Controls for Buildings
Controls Experts • Huge Inventory • Application Advice, Engineering


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Toll Free 1.888.423.2525
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Control Valve

Air Controls

Quality Transformers

If you've taken the time to browse through our website to learn about all the products we offer at Boston Aircontrols (BAI)-then you must know by now that should be considered you're primary one-stop resource for all HVAC control system products, from transformers to installation accessories.

Since 1994, we've been a leading HVAC controls distributor representing top manufacturers of transformers and other products, such as:

Functional Devices (RIB®)
Dongan Transformers
Siemens
Honeywell
And many more.

Whether you have a commercial job requiring a transformer to reduce line voltage to 24 vac or to boost 208 volt lines to 230 or 240 volts for air-conditioning appliances; our knowledgeable sales staff will assist you in making sure you have the right transformer to make your job a success!

Transformer lines at BAI by Dongan, Siemens, RIB and More!

We carry a large selection of inventory available for purchase in each of our product lines-but if we don't have it in stock, we can easily place an order and quickly have the product in your hands within 24-48 hours.

Transformers Manufacturers Include:

Areas largest stocking distributor of Functional Devices.
RIB manufactures transformers ranging from 20VA to 375VA, foot and/or hub mounted, and are available with single or dual threaded hubs. Pigtail wires are standard on all transformer models and are up to 9.5" in length. All transformers utilize split-bobbin construction, and most have built-in circuit breaker protection.
Dongan Transformers is a major supplier of dry-type, industrial control, residential and industrial ignition, motor drive isolation and CE Marked transformers. Their products include but are not limited to:
- Motor Drive Isolation Transformers - specifically designed to meet the requirements of SCR controlled variable speed motor drives
- K-Factor Transformers - specifically engineered to operate a full load and full harmonic rating without exceeding the rated insulation systems values
- Buck Boost Transformers - used to correct consistently low or high voltage conditions where the voltage difference ranges from approximately 5% to 27%
- 33 Series Control Transformer - typically used in applications that include voltage reductions for solenoids, magnetic switches, control valves, and other HVAC applications.

BAI's warehouse is conveniently located in Burlington, MA and offers the convenience of walk-in service. But if you have a question or need us to ship a product to you, simply call us at 888.423.2525.

Boston Aircontrols, Inc. is a stocking distributor of HVAC controls for commercial and industrial buildings, providing building automation
controls (DDC) and associated engineering and programming, as well as over-the-counter sales of HVAC controls for existing pneumatic, electric
and analog electronic systems. Customers include mechanical contractors, wholesalers, facility managers, control contractors and electricians.
MA, Massachusetts, NH, New Hampshire, CT, Connecticut, RI, Rhode Island, VT, Vermont, ME, Maine, New England, USA