Items - THYRISTOR, 1850 AMP, 600V AC, PART NO - 75Z727D11 ( FOR P&H 2300 XPA/LR SHOVEL),THYRISTOR, 1850 AMP, 600V AC, PART NO - 75Z727D11 ( FOR P&H 2300 XPA/LR SHOVEL),THYRISTOR, 1450 AMP, 600V AC, PART NO - 75Z727D9 ( FOR P&H 2300 XPA/LR SHOVEL),THYRISTOR, 1450 AMP, 600V AC, PART NO - 75Z727D9 ( FOR P&H 2300 XPA/LR SHOVEL)