Product comparison · 2 uninterruptible power supplies (upss)

APC BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA vs Trust 550VA UPS PW-4055T

6specifications compared
5differ
1identical
38known for one product only

Key differences

The Trust 550VA UPS PW-4055T has 0.05 kVA more output power capacity than the APC BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA (0.55 kVA vs 0.5 kVA). The Trust 550VA UPS PW-4055T has 17.6 min more typical backup time at full load than the APC BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA (20 min vs 2.4 min). The APC BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA has 1.91 kg more weight than the Trust 550VA UPS PW-4055T (6.27 kg vs 4.36 kg). Package dimensions (WxDxH): 175 x 357 x 263 mm on the APC BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA, 385 x 140 x 225 mm on the Trust 550VA UPS PW-4055T.

Output power capacity
- BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA:0.5 kVA
- 550VA UPS PW-4055T:0.55 kVA
Typical backup time at full load
- BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA:2.4 min
- 550VA UPS PW-4055T:20 min
Weight
- BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA:6.27 kg
- 550VA UPS PW-4055T:4.36 kg
Package weight
- BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA:6.95 kg
- 550VA UPS PW-4055T:4.7 kg
Package dimensions (WxDxH)
- BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA:175 x 357 x 263 mm
- 550VA UPS PW-4055T:385 x 140 x 225 mm

Side by side

Differences highlightedShow differences only

Comparison of BK500BLK, 550VA UPS PW-4055T
44 specifications	A APC BK500BLK uninterruptible power supply (UPS) Line-Interactive 0.5 kVA Model BK500BLK View product	B Trust 550VA UPS PW-4055T View product
Features1 differ
UPS topologyKnown for one	Line-Interactive	Unknown — not stated by the source
Output power capacityDiffers	0.5 kVA	0.55 kVA
Output powerKnown for one	300 W	Unknown — not stated by the source
WaveformKnown for one	Sine	Unknown — not stated by the source
Input operation voltage (min)Known for one	98 V	Unknown — not stated by the source
Input operation voltage (max)Known for one	140 V	Unknown — not stated by the source
Input frequencyKnown for one	50/60 Hz	Unknown — not stated by the source
Output frequencyKnown for one	50/60 Hz	Unknown — not stated by the source
Surge energy ratingKnown for one	480 J	Unknown — not stated by the source
Audible alarm(s)Known for one	Yes	Unknown — not stated by the source
Audible alarm modesKnown for one	Alarm when on battery, Low battery alarm, Overload alarm	Unknown — not stated by the source
Ports & interfacesidentical
USB portKnown for one	Yes	Unknown — not stated by the source
Battery1 differ
Battery technologyKnown for one	Lead-Acid	Unknown — not stated by the source
Typical backup time at full loadDiffers	2.4 min	20 min
Typical backup time at half loadKnown for one	13.9 min	Unknown — not stated by the source
Battery recharge timeKnown for one	8 h	Unknown — not stated by the source
Hot-swap batteryKnown for one	Yes	Unknown — not stated by the source
Designidentical
Form factorKnown for one	Tower	Unknown — not stated by the source
Product colour	Black	Black
Cable lengthKnown for one	1.8 m	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-15 - 45 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating altitudeKnown for one	0 - 3000 m	Unknown — not stated by the source
Safety regulation & standardsidentical
SafetyKnown for one	UL,/FCC/CE/C-Tick	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	FCC Part 15 Class B/Industry Canada/UL 1778/cUL	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	91 mm	Unknown — not stated by the source
DepthKnown for one	284 mm	Unknown — not stated by the source
HeightKnown for one	165 mm	Unknown — not stated by the source
WeightDiffers	6.27 kg	4.36 kg
Packaging data1 differ
Package weightDiffers	6.95 kg	4.7 kg
Logistics dataidentical
Products per palletKnown for one	80 pc(s)	Unknown — not stated by the source
Other features1 differ
Output connectionsKnown for one	6 x NEMA 5-15R	Unknown — not stated by the source
Input connection typeKnown for one	NEMA 5-15P	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	91 x 284 x 165 mm	Unknown — not stated by the source
Nominal input voltageKnown for one	120 V	Unknown — not stated by the source
Nominal output voltageKnown for one	120 V	Unknown — not stated by the source
Operating temperature (T-T)Known for one	0 - 40 °F	Unknown — not stated by the source
Package dimensions (WxDxH)Differs	175 x 357 x 263 mm	385 x 140 x 225 mm
Non-operating relative humidity (non-condensing)Known for one	0 - 95%	Unknown — not stated by the source
Weight (imperial)Known for one	6.26 kg (13.8 lbs)	Unknown — not stated by the source
Minimum system requirementsKnown for one	Unknown — not stated by the source	Wall power connection.

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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