Ensure reliable switching with the Cutler-Hammer 10250T53 Heavy-Duty Contact Block. Featuring enclosed silver contacts with pointed reliability nibs, this block effectively bites through oxide to provide consistent performance without the need for expensive logic level blocks in most applications. Designed for 30.5 mm heavy-duty push buttons, it offers a robust solution for your industrial control needs..The Cutler-Hammer 10250T53 is a heavy-duty, 30.5 mm contact block with a 1NO (Normally Open) contact configuration. It features pressure terminals and is rated for 10 Amps and 660VAC, 600VDC. The block has a compact design with dimensions of 1.9 inches in length, 1.3 inches in width, and 2.1 inches in height. It is UL, CSA, and CE approved and designed for momentary action.