Aliso Viejo, California - American Zettler, Inc. introduces the new AZ9801, the heavyweight in its automotive plug-in relay line. This big 70A unit is offered in the "Super-ISO" format for the most demanding automotive/transportation applications. Manufactured with QS9000 and ISO9001 certifications, this 1 Form A relay can be ordered in 6V, 12V and 24V DC coils and will handle 125°C ambient conditions. The AZ9801 is a perfect choice for the big loads often found in large truck and off-highway vehicles for cab or block heaters, electric winches, hydro-electric accessories, blowers, PTO actuation and more-even momentary carry currents of up to 500A.