librenms-librenms/includes/polling/os/powerware.inc.php

<?php

# XUPS-MIB::xupsIdentManufacturer.0 = STRING: "Powerware Corporation"
# XUPS-MIB::xupsIdentModel.0 = STRING: "T1500 XR  "
$hardware = trim(snmp_get($device, "xupsIdentManufacturer.0", "-OQv", "XUPS-MIB"), '" ');
$hardware .= ' ' . trim(snmp_get($device, "xupsIdentModel.0", "-OQv", "XUPS-MIB"), '" ');

# XUPS-MIB::xupsIdentSoftwareVersion.0 = STRING: " FP:  2.01  INV:  2.01  NET: 3.60 "
$version = trim(snmp_get($device, "xupsIdentSoftwareVersion.0", "-OQv", "XUPS-MIB"), '" ');