The RXM4AB1BD is a miniature plug-in relay from the Harmony RXM series, designed for general purpose switching applications. It operates on a 24V DC control circuit and features a 4 C/O (four changeover) contact configuration with silver nickel (AgNi) contacts. This relay has a conventional enclosed thermal current of 6 A, a maximum switching capacity of 1500 VA / 168 W, and includes a lockable test button for manual operation. With a high mechanical durability of 10 million cycles and an operating temperature range of -40 to 55°C, it provides reliable performance in industrial control panels and automation systems.