The OutBack HUB system is the bridge between your system and the MATE, allowing it to be completely coordinated. OutBack’s HUB system manager communicates stacking, load share and power save on/off signals. The HUB utilizes Ethernet CAT5 with RJ45 modular jacks. Join forces with us, your OutBack Power solar wholesaler, and benefit from same-day shipping on the bulk of your solar product orders. Additionally, you can apply to become a wholesale solar dealer by completing our form. We will contact you 24 to 48 hours after you submit the form. You may start benefiting from solar wholesale pricing and next-day shipment as soon as we have verified your account.