can you get replacement battery packs for this unit?

You definitely can. It looks like a replacement battery is APC model RBC2. Any RBC2-compatible battery should work. The APC-branded replacement is inexpensive enough that I would avoid potential headaches and go with theirs.

How long does it take to recharge the battery of the APC BK500BLK Back-UPS?

The typical battery recharge time for the APC BK500BLK Back-UPS is 8 hours.

What is the battery type used in the APC BK500BLK Back-UPS?

The battery type used in the APC BK500BLK Back-UPS is Sealed Lead Acid.

The model lists as a CS but I want the model with the DB-9 RS-232 interface port. Is there a difference?

Hi. Most of these units now only use USB. I can't tell you specifically though.

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Main image of APC BK500BLK Back-UPS CS - UPS - External - Standby - AC 120 V - 300 Watt / 500 VA - Interfaces : 1 x modem - phone line - RJ-11, 1 x USB - 4 pin USB Type B - 3 x power NEMA 5-15 ( surge ), 3 x power

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Alt view image 3 of 5 - APC BK500BLK Back-UPS CS - UPS - External - Standby - AC 120 V - 300 Watt / 500 VA - Interfaces : 1 x modem - phone line - RJ-11, 1 x USB - 4 pin USB Type B - 3 x power NEMA 5-15 ( surge ), 3 x power

Alt view image 4 of 5 - APC BK500BLK Back-UPS CS - UPS - External - Standby - AC 120 V - 300 Watt / 500 VA - Interfaces : 1 x modem - phone line - RJ-11, 1 x USB - 4 pin USB Type B - 3 x power NEMA 5-15 ( surge ), 3 x power

Alt view image 5 of 5 - APC BK500BLK Back-UPS CS - UPS - External - Standby - AC 120 V - 300 Watt / 500 VA - Interfaces : 1 x modem - phone line - RJ-11, 1 x USB - 4 pin USB Type B - 3 x power NEMA 5-15 ( surge ), 3 x power

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APC BK500BLK Back-UPS CS - UPS - External - Standby - AC 120 V - 300 Watt / 500 VA - Interfaces : 1 x modem - phone line - RJ-11, 1 x USB - 4 pin USB Type B - 3 x power NEMA 5-15 ( surge ), 3 x power

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VA: 500 VA

350 VA
500 VA

Backup/Run Time (Half Load) 15 Minute
Backup/Run Time (Full Load) 3 Minute
Battery Characteristics Spill-proof, Maintenance-free
Typical Battery Recharge Time 8 Hour
Surge Energy Rating 480 J
Waveform Type Stepped Approximated Sine Wave
Load Capacity (VA) 500 VA
Load Capacity (Watt) 300 W
Dataline Protection RJ-11
Plug/Connector Type NEMA 5-15P
Receptacle Type NEMA 5-15P
Number of Battery & Surge Outlets 6
Receptacle Detail 3 x NEMA 5-15R
3 x NEMA 5-15R Surge

This item is covered under the Manufacturer Only Return Policy.

Choking Hazard Small parts. Not for children under 3 years.

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California Proposition 65: This product contains a chemical known to the State of California to cause cancer.
California Proposition 65: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. UPS System, Standby, Power Rating 500 VA, Wattage 300 W, Input Voltage 120V AC, Output Voltage 120V AC, Backup Time (Half/Full Load) 15 min/4 min, Mounting Floor, Outlet Type (3) Surge, (3) UPS/Surge, Number of Outlets 6, Medical Grade Not Medical Grade Approved, NEMA Receptacle Configuration 5-15R, NEMA Plug Configuration 5-15P, Automatic Volts Regulation No, Fax/Modem Line Protection Yes, Transfer Time 8 to 10 msec, Width 4 in, Depth 11 in, Height 7 in, Cord Length 6 ft, Display Type LED

International Version	120V
Input Voltage Range	98 - 140V
Input Frequency	50/60 Hz +/- 3 Hz (auto sensing)
Input Connection	NEMA 5-15P

VA Rating	500 VA
Watts	300 Watts
Output Voltage	120V
Output Frequency	50/60Hz +/- 3 Hz
Outlets	6
Outlet Type	(3) NEMA 5-15R (Battery Backup) (3) NEMA 5-15R (Surge Protection)

Battery Type	Sealed Lead Acid
Battery Recharge Time	8 hour(s)
Battery Replaceable	RBC2, RBC2J

Alarms	Alarm when on battery : distinctive low battery alarm : overload continuous tone alarm
Interface Port	DB-9 RS-232, USB

Data Line Protection	Analog phone line for phone/fax/modem/DSL (RJ-11 connector)
Surge Energy Rating	480 Joules

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APC BK500BLK Back-UPS CS - UPS - External - Standby - AC 120 V - 300 Watt / 500 VA - Interfaces : 1 x modem - phone line - RJ-11, 1 x USB - 4 pin USB Type B - 3 x power NEMA 5-15 ( surge ), 3 x power

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Dimensions	6.50" x 3.58" x 11.18" (H x W x D)
Weight	13.82 lbs.

Model
Brand	APC
Series	Back-UPS
Model	BK500BLK

Item#: N82E16842101004

Best Sellers

APC BK500BLK Back-UPS CS - UPS - External - Standby - AC 120 V - 300 Watt / 500 VA - Interfaces : 1 x modem - phone line - RJ-11, 1 x USB - 4 pin USB Type B - 3 x power NEMA 5-15 ( surge ), 3 x power

Learn more about the APC BK500BLK

Customer Reviews of the APC BK500BLK

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info