Product comparison · 2 uninterruptible power supplies (upss)

APC S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s) vs APC Smart-UPS VT 15 kVA

20specifications compared
16differ
4identical
25known for one product only

Key differences

Output power capacity
- S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s):1.8 kVA
- Smart-UPS VT 15 kVA:15 kVA
AC outlets quantity
- S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s):12 AC outlet(s)
- Smart-UPS VT 15 kVA:1 AC outlet(s)
Storage temperature (T-T)
- S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s):-15 - 45 °C
- Smart-UPS VT 15 kVA:-50 - 40 °C
Operating relative humidity (H-H)
- S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s):5 - 95%
- Smart-UPS VT 15 kVA:0 - 95%
Storage relative humidity (H-H)
- S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s):5 - 95%
- Smart-UPS VT 15 kVA:0 - 95%
Operating altitude
- S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s):0 - 3000 m
- Smart-UPS VT 15 kVA:0 - 999.9 m
Width
- S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s):432 mm
- Smart-UPS VT 15 kVA:523 mm
Depth
- S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s):483 mm
- Smart-UPS VT 15 kVA:813 mm

Side by side

Differences highlightedShow differences only

Comparison of S20BLK, Smart-UPS VT 15 kVA
45 specifications	A APC S20BLK uninterruptible power supply (UPS) 1.8 kVA 12 AC outlet(s) Model S20BLK View product	B APC Smart-UPS VT 15 kVA View product
Features1 differ
Output power capacityDiffers	1.8 kVA	15 kVA
Input frequencyKnown for one	50/60 Hz	Unknown — not stated by the source
EMI/RFI noise filteringKnown for one	Yes	Unknown — not stated by the source
Output powerKnown for one	Unknown — not stated by the source	12000 W
EfficiencyKnown for one	Unknown — not stated by the source	93%
Emergency Power Off (EPO)Known for one	Unknown — not stated by the source	Yes
Output voltage Total Harmonic Distortion (THD)Known for one	Unknown — not stated by the source	5%
Audible alarm(s)Known for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
AC outlet typesKnown for one	NEMA 5–15R	Unknown — not stated by the source
Power plugKnown for one	C14 coupler	Unknown — not stated by the source
AC outlets quantityDiffers	12 AC outlet(s)	1 AC outlet(s)
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
RS-232 portsKnown for one	1	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	3	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Designidentical
Rack capacityKnown for one	3U	Unknown — not stated by the source
Cable lengthKnown for one	3 m	Unknown — not stated by the source
Display typeKnown for one	LCD	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Operational conditions4 differ
Storage temperature (T-T)Differs	-15 - 45 °C	-50 - 40 °C
Operating relative humidity (H-H)Differs	5 - 95%	0 - 95%
Storage relative humidity (H-H)Differs	5 - 95%	0 - 95%
Operating altitudeDiffers	0 - 3000 m	0 - 999.9 m
Certificates1 differ
CertificationDiffers	CSA, FCC 15 B, UL 1778	cUL, ISO 14001, ISO 9001, UL 1778
Weight & dimensions4 differ
WidthDiffers	432 mm	523 mm
DepthDiffers	483 mm	813 mm
HeightDiffers	133 mm	1499 mm
WeightDiffers	28.2 kg	415 kg
Packaging data1 differ
Package weightDiffers	34.5 kg	445.9 kg
Other features4 differ
Output connectionsDiffers	NEMA 5–15R	1x 3PH + N + G
Input connection typeDiffers	IEC-320 C14	3PH + N + G
Dimensions (WxDxH)Known for one	432 x 483 x 133 mm	Unknown — not stated by the source
Nominal input voltageDiffers	120 V	208 V
Operating temperature (T-T)Known for one	32 - 104 °F	Unknown — not stated by the source
Package dimensions (WxDxH)Differs	513 x 594 x 335 mm	650 x 1062 x 1643 mm
Battery typeKnown for one	Unknown — not stated by the source	VRLA
InterfaceKnown for one	Unknown — not stated by the source	DB-9 RS-232, SmartSlot
Nominal output voltageKnown for one	Unknown — not stated by the source	120-208 V
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Sealed Lead Acid (VRLA)
Battery recharge timeKnown for one	Unknown — not stated by the source	5 h

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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