Shopping Cart “USB to serial converter” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal Mechanical limit switch - Dragonfly add-on $28.55 Mechanical limit switch - Dragonfly add-on quantity $28.55 External temperature sensor for Dragonfly $27.25 External temperature sensor for Dragonfly quantity $27.25 USB to serial converter $42.39 USB to serial converter quantity $42.39 Coupon: Apply coupon Update cart