Remove item Thumbnail image Product Price Quantity Subtotal × iSMA CONTROLLI ISMA-B-4U4A-H I/O Module, 4 UI / 4 AO, with MS/TP or Modbus RTU communications $181.00 iSMA CONTROLLI ISMA-B-4U4A-H I/O Module, 4 UI / 4 AO, with MS/TP or Modbus RTU communications quantity $181.00 × Tridium SUP-10-SMA-3YR Niagara Supervisor 10 Three Year Maintenance Software Maintenance Agreement (SMA) $1,095.00 Tridium SUP-10-SMA-3YR Niagara Supervisor 10 Three Year Maintenance Software Maintenance Agreement (SMA) quantity $1,095.00 Coupon: Apply coupon Update basket Empty cart Basket totals Subtotal $1,276.00 Total $1,276.00 Proceed to checkout