Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Black Box Async RS232 to RS422 Interface Converter - DB9 to Terminal Block by Switched on electrical supplies Sale $99.00 | / SKU IC1473A-F-ET Async RS232 to RS422 Interface Converter - DB9 to Terminal Block 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon More payment options This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Notify me when back in stock Email address Email me when available