Add to Cart Quick view APC American Power Conversion UPS Interface Expander Share UPS - No Battery APC American Power Conversion Was: $59.00 Was: $125.00 APC American Power Conversion UPS Interface Expander Share UPS - No Battery UPS Interface Expander Serial Management Port For Terminal or Modem Advanced Port Shutdown + UPS ControlServer Connections... 28476 SKU: 28476 Weight: 3.00 LBS