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Special Applications

NOARK provides more than standard electrical components, we also provide special application components designed to provide solutions for the unique needs of the HVAC, electric vehicle supply equipment (EVSE), solar photovoltaic (PV) and battery storage industries. Our leading-edge DC rated products are designed for the most demanding direct current applications up to 2500 amps at 1500 volts DC. Our strict quality control and third-party testing to UL and CSA standards mean that customers in these industries can rely on NOARK to help them develop reliable and efficient power conversion equipment.

Definite Purpose (DP) contactors offer a high-quality, cost-effective component for HVAC and refrigeration OEMs. Review our products below to learn more about their specifications and features or contact our team today to get in touch with a product expert.

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A black and gray electrical circuit breaker with a prominent red button and control switches on the front panel.
1500V DC Disconnect Switches
The NOARK ASD16 and ASD25 DC Disconnect Switches comply with UL489B – For Photovoltaic Systems and UL 489 SUPPLEMENT SC – Batteries and Energy Storage Systems.
Rotary Disconnects
Rotary Disconnect Switch complies with UL98 and UL98B standards and are used for isolation in both AC and DC power systems.
A black Noark contactor with visible screws and labels, used for electric circuit control.
Definite Purpose Contactors
In addition to being compact and sturdy electrical devices, our DP contactors are designed to control electrical circuits in a wide range of industrial machinery applications, such as air conditioning (HVAC) systems, pumps, compressors, electric heating, and other equipment.
Rows of bread buns on a conveyor belt in a factory setting, with a large spiral cooling rack in the background.

Special Application Components: Patented Safety Technology for Diverse Systems

For added safety and durability, our Special Application components provide patented arc extinguishing technology. Reverse-feed applications are also available. Moreover, many of our special application products can be used in grounded or ungrounded systems and can be paired with a full line of internal and external accessories.
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