Starelo 30 Amp Locking Female Plug Box Nema L14-30C Generator, Etc.Etl Listed. Product Features Specifications: NEMA L14-30C, one Locking Female Plug with protective box. Parameters: ETL Listed, 125/250V, 30A, 3 Pole 4 Wire Grounding Type.Protection class: IP66. Attention?The reserved thread on the product is metric thread,if you needed,it can achieve IP66 protection level with the M25/M32 metric waterproof connector in the STARELO store. Design: The socket comes with a protective box, which is made of high-quality plastic. When not working, cover the cover to prevent dust from entering, reduce the damage caused by radiation to the human body, and have waterproof function. Applicability: Use with generator transfer switch,Used for the connection of generators or welding machines. 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!