i dont know anything about electronics but this was a sealed package i opened it to get picture new old stock.due to this being old electronics there is no returns on this item.
DWYER AIR FLOW SWITCH MODEL 530 SHELF 19A VALVE BOX Powered by eBay Turbo Lister The free listing tool. List your items fast and easy and manage your active items.
By clicking "Accept All Cookies", you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts.