The A219303 is a 3-pole, single-row terminal block from the A2000 series designed for wire termination. It features a standard barrier with 0.375-inch center spacing and is rated for 30A and 300V. This block accepts a wire range of #12-22 AWG and is equipped with #6-32 zinc-plated screws and 0.250" long quick-connect terminals. The body is molded from UL 94V0 rated thermoplastic and operates in temperatures from -40°C to 105°C. Its insulator base with mounting ends ensures secure installation, making it suitable for various power and signal distribution applications.