NECC - Your Single Source for HVAC Controls and Parts

National Energy Control Corporation (NECC) is one of the leading distributors of controls and parts for Heating, Ventilation and Air Conditioning (HVAC) in the USA because:

Belimo Fire and Smoke Damper Actuators are UL873 or UL60730 listed. Belimo Actuators have UL555 & UL555S Listing by the damper manufacturer for 250°F or [350°] temperature rating. Actuators are UL2043 listed for low smoke generation in environmental air spaces and air moving plenums as required by NFPA 70, 300.22 (C) and the International Mechanical Code Section 602.2.1.4. Housings are either steel or plastic.

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Hydronic Control Valves

NECC carries the most complete assortment of control valves for commercial and industrial applications. By stocking components, such as valve bodies, actuators and linkages, NECC assembles more than 15,000 different valve assemblies from stock.

Timely communication with customers

NECC has strong expertise in the latest technologies for HVAC control systems. It's part of NECC's mission to stay tuned to, and even help develop, the most current platforms being used by the HVAC industry.

HVAC controls manufacturers

NECC is an authorized, stocking distributor for the most well-known manufacturers in the HVAC controls industry...
...and more!


Champion air compressor

NECC is the largest independent pneumatic controls distributor in the country. There’s no better place to buy air compressors, thermostats, controllers, relays, fittings, tubing and accessories than from NECC.

HVAC factory spec sheets

NECC maintains an archive of factory specification sheets for HVAC controls that dates all the way back to the 1950’s. This knowledge base helps us to cross reference old, obsolete controls to replacements that will effectively fulfill your application needs.