TB345-04SP is a double row terminal block designed for industrial electrical applications requiring secure screw-based connections. It features a four-pole configuration with a 45A amperage rating and 600V voltage rating, making it suitable for medium-power distribution and control circuits. The terminal block incorporates tin-plated brass terminals and zinc-plated steel SEMS philslot screws with a torque rating of 20 lb-in, ensuring reliable and durable connections. With a breakdown voltage of 7500V and operating temperature range of -40°C to 130°C, this component provides robust performance across diverse industrial environments. The barrier-type design with #10-32 TPI screw connections is commonly used in control panels, power distribution systems, and equipment requiring modular terminal connectivity.