iSMA-B-4O-H-IP Qty: -+ SKU: iSMAB4OHIP $344.45 Quantity discounts available QuantityPrice Add to Cart This item is IN STOCKCurrent Stock: 2 DetailsDetailsI/O module with Modbus TCP/IP (with built in Modbus Gateway to RS485) or BACnet IP communication-4DO NO/NC- max. 8 A @ 230 V AC/30 V DC relay with hand operating