![APC Back-UPS 900VA 9-Outlet/1 USB UPS Battery Backup and Surge Protector - APCBVN900M1 at Batteries Plus APC Back-UPS 900VA 9-Outlet/1 USB UPS Battery Backup and Surge Protector - APCBVN900M1 at Batteries Plus](https://bpb001produe1cdne.azureedge.net/images/Product/large/1232970.jpg)
APC Back-UPS 900VA 9-Outlet/1 USB UPS Battery Backup and Surge Protector - APCBVN900M1 at Batteries Plus
![APC Back-UPS Pro BR900MI - UPS - AC 230 V - 540 Watt - 900 VA - USB - output connectors: 6 - black - Newegg.com APC Back-UPS Pro BR900MI - UPS - AC 230 V - 540 Watt - 900 VA - USB - output connectors: 6 - black - Newegg.com](https://c1.neweggimages.com/ProductImage/A8UC_1_20191220875133219.jpg)
APC Back-UPS Pro BR900MI - UPS - AC 230 V - 540 Watt - 900 VA - USB - output connectors: 6 - black - Newegg.com
![APC Back-UPS 9-Outlet 354 Joules 480-Watt 900Va Indoor AC Surge Protector with Battery Backup at Lowes.com APC Back-UPS 9-Outlet 354 Joules 480-Watt 900Va Indoor AC Surge Protector with Battery Backup at Lowes.com](https://mobileimages.lowes.com/productimages/990fa448-619b-40a5-affc-dbc0f2034a39/09399650.jpg?size=pdhism)
APC Back-UPS 9-Outlet 354 Joules 480-Watt 900Va Indoor AC Surge Protector with Battery Backup at Lowes.com
APC Back-UPS Pro, 900VA/540W, Tower, 230V, 5x CEE 7/7 Schuko outlets, AVR, LCD, User Replaceable Battery - APC Latvia
Ask Tec - APC Back-UPS Pro,540 Watts /900 VA,Input 230V /Output 230V, Interface Port Optional Simple Signalling RS232 cable, USB | Facebook
![APC 900VA makes these clicking noises sometimes when on battery power only. The only thing connected is my PS5. Is this normal? I just bought it today. Battery backup runs fine without APC 900VA makes these clicking noises sometimes when on battery power only. The only thing connected is my PS5. Is this normal? I just bought it today. Battery backup runs fine without](https://external-preview.redd.it/h82gcYbfbGR_bkLwlle88vwrMHAX7GritQtcBNw08bE.png?format=pjpg&auto=webp&s=852fd2ca167eb06563a39c13892e74aae83f54a9)