We know what it takes to make it in the electrical industry, and we’re growing and innovating every day to make it happen for us, and for you. NSi has been helping electrical contractors get tough jobs done since 1975. With professionally-preferred products at competitive prices and service you can count on in the field, we’re the partner you need to be successful.
TRUSTED FOR YEARS
For more than 40 years, NSI has been known for having the best overall product value in the electrical supply industry
SALES PARTNERSHIPS
Over 200 NSI sales representatives are dedicated to providing you with the personalized support you need to be successful.
