The TE Connectivity Potter Brumfield 9 Blade 12VDC 5A 120VAC Relay R40-E1-X2-V320 is a relay accessory designed by the brand Potter & Brumfield. This electrical equipment is capable of switching up to 5 amperes at 120 volts AC with a coil voltage of 12 volts DC. The relay features 9 blade terminals for easy connection and is suitable for various industrial and commercial applications where switching of electrical circuits is required.