| W540-0137 | American Power Conversion | Circuit Breaker 3 Pole 600V 400A - Spare Part | Code: W540-0137, Circuit Breaker 3 Pole 600V 400A - Spare Part, please visit manufacturer website and select your region or go to shop: http://www.apc.com/shop/us/en/categories and write into search box: Circuit Breaker 3 Pole 600V 400A - Spare Part or W5 | $ 1455 |  |
| W540-0188 | American Power Conversion | Circuit Breaker 4 Pole 600V 400A - Spare Part | Code: W540-0188, Circuit Breaker 4 Pole 600V 400A - Spare Part, please visit manufacturer website and select your region or go to shop: http://www.apc.com/shop/us/en/categories and write into search box: Circuit Breaker 4 Pole 600V 400A - Spare Part or W5 | $ 1760 | |