SNMP OIDs for Dell Compellent Storage Center SC040
All from Private MIB

Object Identifier (OID)  Property 
.1.3.6.1.4.1.16139.2.8.0 Management URL
.1.3.6.1.4.1.16139.2.13.1.7.1 System Model
.1.3.6.1.4.1.16139.2.6.0 Global Status
.1.3.6.1.4.1.16139.2.5.0 BIOS Serial Number
.1.3.6.1.4.1.16139.2.5.0 Serial Number