APC Back-UPS CS Series
350VA - 650VA
Best
Value Battery Backup & Protection for Business Computers

The re-invention of the most relied upon desktop UPS in history: the Back-UPS!
The Back-UPS CS offers our best value for protecting your business and office computer systems. It provides battery backup power that allows you to work through short and medium length power outages. It also safeguards your equipment from damaging surges and spikes that travel along your utility and phone lines. Award-winning shutdown software automatically powers down your computer system in the event of an extended power outage. Additional features like audible alarms, LED status indicators, user replaceable battery, push-button circuit breakers and transformer-block spaced outlets make the Back-UPS CS the perfect unit to protect your business' productivity from the constant threat of power outages and lost data.
Features and Benefits:
| Protection | |
| Battery-protected and surge-only outlets | Reserves power capacity and run time for connected equipment that require battery back-up while providing surge only protection for less critical equipment |
| Power conditioning | Protects connected loads from surges, spikes, lightning, and other power disturbances. |
| Dataline Surge Protection | Provides protection of connected equipment from power surges on the data lines. |
| Safety-agency approved | Ensures the product has been tested and approved to work safely with the connected service provider equipment and within the specified environment. UL, FCC, CE, C-Tick approvals. |
| Convenience | |
| Audible alarms | Provides notification of changing utility power and UPS conditions. |
| Automatic restart of loads after UPS shutdown | Automatically starts up the connected equipment upon the return of utility power. |
| Automatic self-test | Periodic battery self-test ensures early detection of a battery that needs to be replaced. |
| Battery replacement without tools | Provides reduced risk of load disruption by allowing quick and easy battery replacement. |
| LED status indicators | Quickly understand UPS status with indicators. |
| Hot-swappable batteries | Ensures clean, uninterrupted power to protected equipment while batteries are being replaced |
| Resettable circuit breakers | Enables quick recovery from UPS overload events. |
| Transformer-block spaced outlets | Protect equipment with input transformer blocks without blocking access to other receptacles. |
| User-replaceable batteries | Increases availability by allowing a trained user to perform upgrades and replacements of the batteries reducing Mean Time to Repair (MTTR) |
Runtime Chart:
| 120V | |||||||||||
| Watts | 50 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | Full | Half |
| VA~ | 80 | 160 | 320 | 480 | 640 | 800 | 960 | 1120 | 1280 | Load | Load |
| BK350 | 47 min | 19 min | 5 min | - | - | - | - | - | - | 5 min (210 Watts) | 18 min (105 Watts) |
| BK500 | 1 hrs 2 mins | 26 min | 8 min | 2 min | - | - | - | - | - | 2 min (300 Watts) | 14 min (150 Watts) |
| BK500BLK | 1 hrs 2 mins | 26 min | 8 min | 2 min | - | - | - | - | - | 2 min (300 Watts) | 14 min (150 Watts) |
Documentation:
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Download the APC Backups-UPS CS Data Sheet (PDF).
Note: Shipping charges may vary depending on the selected unit's weight or the quantity of units selected. As a result, the shipping charges may change from the value you receive at checkout. A customer representative will confirm these changes with you if they occur.
| APC Product | ||
|---|---|---|
| APC BACK-UPS CS | ||
| APC Back-UPS CS, 350VA/210W | #BK350 Our Price: $79.95 |
|
| APC Back-UPS CS, 500VA/300W | #BK500 Our Price: $109.95 |
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| APC Back-UPS CS, 500VA/300W, Black Case | #BK500BLK Our Price: $119.95 |
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