Power & Adapters
From UPS battery backup and surge protection to USB-C, video adapters and hubs — power and connect everything, in stock.
Top Deals in Power & Adapters
View all (460)-
CyberPower CP1000PFCLCD PFC Sinewave UPS Systems - CP1000PFCLCD $191.99
-
Middle Atlantic Select UPS-S1500R 2RU 1500VA Rackmount UPS $1,598.40
-
Tripp Lite by Eaton SmartOnline 3000VA 2.7kW 208/230V UPS - Online Double-Conversion, 2U, 10 Outlets (SUINT3000LCD2U) $2,335.99
-
Eaton Tripp Lite SmartOnline SUINT1000LCD2U 1000VA/900W Online Double-Conversion UPS - 208/230V, 2U, 8 C13 Outlets, Pure Sine $1,181.99
-
Eaton Tripp Lite SmartOnline SU1000RTXLCD2U 1000VA/900W Online Double-Conversion UPS - 2U Rack/Tower, 8 Outlets, LCD $1,108.99
Backup Power
Adapters & Connectors
Shop Power & Adapter Brands
Browse our top brands
Shop UPS by Protection Level
Standby, line-interactive, or full online double-conversion
-
StarTech 7 Port PCI Express USB 3.0 Card - 5Gbps - Standard and Low-Profile Design - PEXUSB3S7
Regular price $78.99 USDRegular priceUnit price per -
StarTech 4 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card Adapter with UASP - 5Gbps - SATA Power - PEXUSB3S4V
Regular price $55.99 USDRegular priceUnit price per -
StarTech 2 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter with UASP - 5Gbps - LP4 Power - PEXUSB3S25
Regular price $46.99 USDRegular priceUnit price per -
StarTech 2 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card w/ SATA Power - 5Gbps - PEXUSB3S23
Regular price $26.99 USDRegular priceUnit price per -
StarTech 4-Port USB PCIe Card, 10Gbps USB PCI Express Expansion Card with 2 Controllers, 2x USB-C & 2x USB-A ports (USB 3.2 Gen 2) - PEXUSB312A2C2V
Regular price $148.99 USDRegular priceUnit price per -
Vertiv Liebert POD PD5 - (2) NEMA L6-30R| (4) NEMA 5-15/20R| UPS Maintenance Bypass for GXT5 (PD5-003) - PD5-003
Regular price $643.99 USDRegular priceUnit price per -
Vertiv Liebert POD PD5 - (4) NEMA 5-15/20R| (1) NEMA L14-30R| (1) NEMA L6-30R| UPS Maintenance Bypass for GXT5 (PD5-001) - PD5-001
Regular price $643.99 USDRegular priceUnit price per -
StarTech Mini DisplayPort to HDMI Video Adapter Converter - MDP2HDMI
Regular price $19.99 USDRegular priceUnit price per -
StarTech Mini DisplayPort to HDMI Adapter, Active Mini DP to HDMI Video Converter for Monitor/Display, 4K 30Hz, mDP to HDMI Adapter, White - MDP2HD4KSW
Regular price $35.99 USDRegular priceUnit price per -
StarTech Mini DisplayPort to HDMI Adapter, Active Mini DP to HDMI Video Converter for Monitor/Display, 4K 30Hz, mDP to HDMI Adapter - MDP2HD4KS
Regular price $34.99 USDRegular priceUnit price per -
StarTech Mini DisplayPort to HDMI Adapter, Active Mini DP 1.4 to HDMI 2.0 Video Converter for Monitor/Display, 4K 60Hz, mDP to HDMI - MDP2HD4K60S
Regular price $40.99 USDRegular priceUnit price per -
StarTech 4 Port PCI Express (PCIe) SuperSpeed USB 3.0 Card Adapter w/ 4 Dedicated 5Gbps Channels - UASP - SATA/LP4 Power - PEXUSB3S44V
Regular price $118.99 USDRegular priceUnit price per -
StarTech 2-Port USB 3.2 Gen 2 PCIe Card, USB-C 10Gbps PCI Express 3.0 x4 Controller, USB Type-C, Data Only, Windows/macOS/Linux, TAA - PEXUSB312C3
Regular price $62.99 USDRegular priceUnit price per -
StarTech 2-Port 10Gbps USB-A & USB-C PCIe Card Adapter - USB 3.2 Gen 2 PCI Express Expansion Add-On Card - Windows, macOS, Linux - PEXUSB311AC3
Regular price $57.99 USDRegular priceUnit price per -
StarTech 4-Port USB Type-C PCIe Card, USB 3.2 10Gbps, USB-C PCI Express Expansion Card, 4x Independent USB Controllers, TAA-Compliant - P10Q4C-USB-CARD-LP
Regular price $293.99 USDRegular priceUnit price per -
StarTech 4-Port USB Type-C PCIe Card, USB 3.2 10Gbps, USB-C PCI Express Expansion Card, 4x Independent USB Controllers, TAA-Compliant - P10Q4C-USB-CARD
Regular price $295.99 USDRegular priceUnit price per
Buying Guide
Not sure what you need?
Wattage, runtime, ports and compatibility — our guide breaks down everything that matters before you buy.
Read the buying guide