CIRCUITBREAKER 50A 500V =D= (P#7750255) 7750255 Category: Siemens Healthcare Low Prices Price match guarantee Guaranteed Fitment. Always the correct part In-House Experts. We know our products Easy Returns. Quick & Hassle Free 7750255 – CIRCUITBREAKER 50A 500V =D= Description Description CIRCUITBREAKER 50A 500V =D=