Main Circuit Breaker Kit, Bolt On, Standard Circuit Breaker Type, Toggle Switch Type, Number of Poles 2, 175 Amps, AIR Rating 22KAIC, Lug Terminal Connection, For Use With GE Panelboads, Standards UL GE Plug In and Bolt On Circuit BreakersTHQ Series6AXV2, 6AXV3, 6AXV4, 6AXV5, 6AXV6, 6AXV7, 6AXV8, 6AXV9, 6AXW0, 6AXW1, 6AXW2, 6AXW3, 6AXW4, 6AXW5, 6AXW6 have 10kA IR ratings; 6AXR8, 6AXR9, 6AXS0, 6AXS1, 6AXS2, 6AXS3, 6AXS4, 6AXS5, 6AXS6, 6AXS7, 6AXS8, 6AXS9, 6AXT0, 6AXT1, 6AXT2 have 22kA IR ratings; 6AXU6, 6AXU7, 6AXU8, 6AXU9, 6AXV0, 6AXV1 have 22kA IR ratings; and Overall dim.: 1-pole, 3.875"L x 1"W x 2.562"D; 2-pole, 3.875"L x 2"W x 2.562"D.