APC Smart-UPS SC 420VA 120V
APC Smart-UPS SC, 450VA/280W, Input 120V/Output 120V, Interface Port DB-9 RS-232, Rack Height 1 U

Best solution for poor power regions and applications requiring longer runtimes.

Brings Smart-UPS reliability to entry-level applications.

APC Smart-UPS SC is ideal for small and medium businesses looking to protect entry-level servers and networking equipment from power disturbances and outages. The Smart-UPS SC features network grade runtime, hot swap batteries, and built-in data line protection for worry free uninterruptible power protection for increased availability. The included PowerChute Business Edition software, which has an installed base in the millions, gives entry-level network and server users a proven UPS management solution. PowerChute Business Edition also manages other Smart-UPS models, allowing easy upgrades as applications change, without having to replace software or retrain administrators. Most Smart-UPS SC models can be installed in either a tower or rack configuration, allowing standardization across multiple applications. Built on the same standards as the award-winning Smart-UPS, with over 10 million installed, Smart-UPS SC provides the basic features and manageability needed to protect entry-level applications.

Features & Benefits:

Runtime Chart:

Click here to view the Smart-UPS Entry Level Runtime Chart. (pop-up window)

Technical Specifications:

Output
Output Power Capacity	260 Watts / 420 VA
Max Configurable Power	260 Watts / 420 VA
Nominal Output Voltage	120V
Output Voltage Distortion	Less than 5% at full load
Output Frequency (sync to mains)	47 - 53 Hz for 50 Hz nominal,57 - 63 Hz for 60 Hz nominal
Crest Factor	up to 5 : 1
Waveform Type	Stepped approximation to a sinewave
Output Connections	(4) NEMA 5-15R
Input
Nominal Input Voltage	120V
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	82 - 144V
Input voltage adjustable range for mains operation	75 - 154V
Batteries & Runtime
Battery Type	Maintenance-free sealed Lead-Acid battery with suspended electrolyte: leakproof
Typical recharge time	5 hour(s)
Replacement battery cartridge	RBC2
RBC™ Quantity	1
Typical Backup Time at Half Load	13.5 minutes (130 Watts)
Typical Backup Time at Full Load	5.5 minutes (260 Watts)
Runtime Chart	Smart-UPS SC
Communications & Management
Interface Port(s)	DB-9 RS-232
Control Panel	LED status display with On Line : On Battery : Replace Battery and Overload indicators
Audible Alarm	Alarm when on battery : distinctive low battery alarm : overload continuous tone alarm
Emergency Power Off (EPO)	Optional
Surge Protection and Filtering
Surge Energy Rating	412 Joules
Filtering	Full time multi-pole noise filtering : 5% IEEE surge let-through : zero clamping response time : meets UL 1449
Dataline Protection	RJ-45 Modem/Fax/DSL/10-100 Base-T protection
Physical
Maximum Height	6.60 inches (168 mm)
Maximum Width	4.70 inches (119 mm)
Maximum Depth	14.50 inches (368 mm)
Rack Height	-
Net Weight	22.00 lbs. (10.00 kg)
Shipping Weight	24.00 lbs. (10.91 kg)
Shipping Height	12.50 inches (318 mm)
Shipping Width	10.30 inches (262 mm)
Shipping Depth	20.00 inches (508 mm)
Color	Grey
Units per Pallet	40.00
Environmental
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	50.00 BTU/hr
Conformance
Regulatory Approvals	CSA,FCC Part 15 Class A,UL 1778
Standard Warranty	2 years repair or replace
Equipment protection policy	Lifetime: $150,000

Documentation:

Download the APC SC420 Data Sheet (PDF).