Asi Ndb2-63C50-3 Din Rail Mount Circuit Breaker, 50 Amp, 3 Pole, 240/480V, The ASI NDB2-63C50-3 standard DIN rail mount three pole AC Circuit Breaker is a thermal magnetic breaker rated at 50 amp, 240/480V. The UL 1077 supplemental protection circuit breaker is 300 % factory tested to quality and reliability. The circuit breaker features visual trip indication, easy to wire screw clamp connections and mounts on the industry standard 35 mm DIN rail. The NDB2 series of circuit breakers can be used in most industrial applications and are an ideal drop-in replacement to existing supplemental circuit breakers. The NDB2-63C50-3 uses the general purpose C curve trip characteristics which is instantaneous trip 5In to 10In. Matching accessories are available including auxiliary contact, alarm contact and bus bars. Product Features UL1077 Recognized Superior 10 kA interrupt capacity Visual trip indicator 300% Factory tested to reliability Screw clamp shock proof wire terminations Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!