Automation Systems Interconnect Asi Ndb2-63C40-2 General Purpose Trip Curve C, Product Details The ASI NDB2-63C40-2 standard DIN rail mount two pole AC Circuit Breaker is a thermal magnetic breaker rated at 40 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 NDB2-63C40-2 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. UL1077 Recognized Superior 10 kA interrupt capacity Visual trip indicator 300% Factory tested to reliability Screw clamp shock proof wire terminations Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.