diff --git a/includes/discovery/functions.inc.php b/includes/discovery/functions.inc.php
index e92e989e44..d1254284d4 100644
--- a/includes/discovery/functions.inc.php
+++ b/includes/discovery/functions.inc.php
@@ -964,7 +964,12 @@ function get_device_divisor($device, $os_version, $sensor_type, $oid)
         }
     } elseif (($device['os'] == 'huaweiups') && ($sensor_type == 'frequency')) {
         return 100;
+    } elseif (($device['os'] == 'netmanplus') && ($sensor_type == 'load')) {
+        return 1;
     } elseif (($device['os'] == 'netmanplus') && ($sensor_type == 'voltage')) {
+        if (preg_match('/.1.3.6.1.2.1.33.1.2.5./', $oid)) {
+            return 10;
+        }
         return 1;
     } elseif ($device['os'] == 'generex-ups') {
         if ($sensor_type == 'load') {