From reliable inventory to on-site light assembly, SPL will meet your needs. 

SPL cut its teeth and remains committed to the HVAC market. As a major supplier of definite purpose contactors, transformers and associated electromechanical components for cooling and heating applications, we provide customers with a single source for application solutions. We utilize our in-house engineering and testing capabilities to manufacture exactly what HVAC customers need even custom solutions. Our contactors and transformers are designed to provide years of reliable operation to ensure uptime and happier end users. Our engineering, testing and quality teams know your reputation is on the line every time heating or cooling systems are called into action, whether in residential and commercial applications. Furnace and air conditioning units are vital to comfort and safety, and equipment breakdowns have to be repaired quickly. With our commitment to domestic inventory and the ability to modify and assemble unique product configurations, you can be confident that we will have the contactors and transformers you need regardless of the weather. Our state-of-the-art facilities are geared for high-volume, ongoing product programs. 

Many customers rely on us to manage their inventories and deliver customized control products including contactors, relays, transformers, capacitors and auxiliary switches just in time for their manufacturing requirements and processes. Located in the heart of the Midwest, our facility is ideally situated to serve customers nationwide through a broad distribution network and associates who are dedicated to outstanding customer service.

Founded in 2009, SPL has grown rapidly to become a premier provider of custom electrical control solutions and engineered assemblies. We design domestically, manufacture internationally, and warehouse locally to deliver what you need right when it’s needed.