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The 1.5KE300A is a high-power unidirectional transient voltage suppressor optimized for 300V DC systems. Rated at 1500W peak pulse power (10/1000µs), it provides fast clamping response and robust protection against lightning surges, inductive load switching, and power disturbances. The DO-201 axial package ensures excellent surge handling capability for industrial power supplies, automation equipment, and energy systems.