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APC BACK-UPS CS 500VA 350W BK500 - Refurbished

APC Back-UPS CS 500VA (BK500)
Refurbished with New Batteries
Maximum Load: 300W / 500VA
Output: (3) NEMA 5-15R Surge, (3) NEMA 5-15R Battery
Standby UPS - Simulated Sinewave Output
1 Year Replacement Warranty

Msrp Price: $99.99


Availability: Sold Out



Manufacturer: APC
Model: APC Back-UPS CS 500VA BK500
Condition: Refurbished with New Batteries
Part Number: BK500
Warranty: 1 Year Full Replacement Warranty, additional warranty available

The APC Back-UPS CS 500VA BK500 is fully refurbished and comes with a fresh new battery. The APC Back-UPS CS 500VA is covered by a one year replacement warranty. Additional warranty of up to 3 years is available for your convenience.

BK500 Specifications


Output Power Capacity

300 Watts / 500 VA

Max Configurable Power

300 Watts / 500 VA

Nominal Output Voltage




Waveform Type

Stepped approximation to a sinewave

Output Connections

(3) NEMA 5-15R (Battery Backup)


(3) NEMA 5-15R (Surge Protection)



Nominal Input Voltage


Input Frequency

50/60 Hz +/- 3 Hz (auto sensing)

Input Connections

NEMA 5-15P


Cord Length

6 feet (1.83 meters)

Input voltage range for main operations

98 - 140V

Batteries and Runtime:

Battery Type

Maintenance-free sealed

Lead-Acid battery with

suspended electrolyte : leakproof

Typical recharge time

8 hour(s)

Replacement Battery


Communications and Management:

Interface Port(s)


Control panel

LED status display with On Line :

On Battery : Replace Battery a

nd Overload indicators

Audible Alarm

Alarm when on battery :

distinctive low battery alarm :

overload continuous tone alarm

Surge Protection and Filtering:

Surge energy rating

480 Joules


Full time multi-pole noise filtering :

5% IEEE surge let-through :

zero clamping response time :

meets UL 1449

Data Line Protection

Analog phone line for

phone/fax/modem/DSL (RJ-11 connector)


Maximum Height

6.50 inches (165 mm)

Maximum Width

3.60 inches (91 mm)

Maximum Depth

11.20 inches (284 mm)

Net Weight

13.80 lbs. (6.27 kg)


Operating Environment

32 - 104 °F (0 - 40 °C)

Operating Relative Humidity

0 - 95%

Operating Elevation

0-10000 feet (0-3000 meters)

Storage Temperature

5 - 113 °F (-15 - 45 °C)

Storage Relative Humidity

0 - 95%

Storage Elevation

0-50000 feet (0-15000 meters)

Audible noise at 1 meter from surface

of unit

45.00 dBA

Online Thermal Dissipation

24.00 BTU/hr

Additional Info

Additional Info

Manufacturer APC
Form Factor Tower
Waveform in Battery Mode Stepped Sinewave
Input Voltage 120V AC
Output (VA) 500VA
Output Voltage 120V AC
PDU Total Outlets N/A

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