APC BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA 300 W
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Back-UPS CS 500 Black - 300 Watts
Part BK500BLK · UPC 731304021360
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Data line surge protection
Protects connected loads from surges, spikes, lightning, and other power disturbances.
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
LED status indicators
Quickly understand unit and power status with visual indicators.
Audible Alarms
Provides notification of changing utility power and UPS conditions.
Transformer-block spaced outlets
Protect equipment with input transformer blocks without blocking access to other receptacles.
Automatic self-test
Periodic battery self-test ensures early detection of a battery that needs to be replaced.
Battery replacement without tools
Allows quick, easy battery replacement.
Cold-start capable
Provides temporary battery power when the utility power is out.
Hot-swappable batteries
Ensures clean, uninterrupted power to protected equipment while batteries are being replaced
Automatic restart of loads after UPS shutdown
Automatically starts up the connected equipment upon the return of utility power.
Resettable circuit breakers
Enables a quick recovery from overload events.
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.
Manufacturer warranty information
3 year
Features
- UPS topology
- Line-Interactive
- Output power capacity
- 0.5 kVA
- Output power
- 300 W
- Waveform
- Sine
- Input operation voltage (min)
- 98 V
- Input operation voltage (max)
- 140 V
- Input frequency
- 50/60 Hz
- Output frequency
- 50/60 Hz
- Surge energy rating
- 480 J
- Audible alarm(s)
- Yes
- Audible alarm modes
- Alarm when on battery, Low battery alarm, Overload alarm
Ports & interfaces
- USB port
- Yes
Battery
- Battery technology
- Lead-Acid
- Typical backup time at full load
- 2.4 min
- Typical backup time at half load
- 13.9 min
- Battery recharge time
- 8 h
- Hot-swap battery
- Yes
Design
- Form factor
- Tower
- Cable length
- 1.8 m
- Product colour
- Black
- LED indicators
- Yes
Operational conditions
- Operating temperature (T-T)
- 0 - 40 °C
- Storage temperature (T-T)
- -15 - 45 °C
- Operating relative humidity (H-H)
- 5 - 95%
- Storage relative humidity (H-H)
- 5 - 95%
- Operating altitude
- 0 - 3000 m
Certificates
- Certification
- FCC Part 15 Class B/Industry Canada/UL 1778/cUL
Safety regulation & standards
- Safety
- UL,/FCC/CE/C-Tick
Weight & dimensions
- Width
- 91 mm
- Depth
- 284 mm
- Height
- 165 mm
- Weight
- 6.27 kg
Packaging data
- Package weight
- 6.95 kg
Logistics data
- Products per pallet
- 80 pc(s)
Other features
- Output connections
- 6 x NEMA 5-15R
- Input connection type
- NEMA 5-15P
- Dimensions (WxDxH)
- 91 x 284 x 165 mm
- Nominal output voltage
- 120 V
- Nominal input voltage
- 120 V
- Non-operating relative humidity (non-condensing)
- 0 - 95%
- Weight (imperial)
- 6.26 kg (13.8 lbs)
- Operating temperature (T-T)
- 0 - 40 °F
- Package dimensions (WxDxH)
- 175 x 357 x 263 mm
Specifications and images: Database Right data-sheet 2026 Icecat. All rights reserved. Supplied as is, without warranty. Specs Icecat · Open Content License