The Takamisawa MAT4B-BH Relay is a set of 3 new old stock (NOS) power relays with a 12-volt DC coil. These relays are designed for control equipment panels, electronics, and automotive applications. With 2 poles and a current rating of 1-15 A, they are suitable for interior use. Made in Japan, these relays are reliable and high-quality components for various electrical equipment and supplies.