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APC BK500 Back-UPS 300-Watts 500VA 120V Standby UPS
- 500VA / 300W power capacity
- 120V input/output voltage
- Standby UPS topology
- Provides battery backup and surge protection
- Suitable for PCs, routers, and modems
- Compact design for desktop use
- Audible alarms for power events
- Easy to install and use
Free U.S. Ground Shipping
Typically 1-2 handling + 3-7 transit days
Purchase orders accepted
For government, enterprise, data center, and small business customers.
Bulk Purchase Inquiry
Volume pricing and availability
Product Overview
The APC BK500 Back-UPS is a 500VA/300W standby UPS designed for basic protection of home and small office electronics. It provides battery backup and surge protection for essential devices, ensuring they remain powered during short outages.
Technical Information
| Product Type | Back-UPS |
| Capacity (VA/Watts) | 500VA / 300W |
| Voltage | 120V |
Additional Specifications
| Topology | Standby |
| Form Factor | Tower |
| Outlets | Multiple battery backup and surge-only outlets |
Product Description
The APC BK500 Back-UPS is an entry-level Uninterruptible Power Supply designed to offer essential power protection for home and small office equipment. Its standby topology means it switches to battery power only when a power disturbance is detected, providing immediate backup for connected devices. This UPS is ideal for safeguarding personal computers, routers, modems, and other low-power electronics against common power issues like blackouts, brownouts, and surges.


