APC by Schneider Electric SRT5KXLI vs APC by Schneider Electric SRT5KRMXLIM: Specification Comparison
Both the SRT5KXLI and SRT5KRMXLIM are APC Smart-UPS SRT 5000VA, 230V double-conversion online UPS units aimed at protecting critical IT and infrastructure loads. The SRT5KXLI is the standard rack/tower model, while the SRT5KRMXLIM is the rackmount marine-rated variant. This comparison examines how the two differ across power conditioning performance, environmental and installation characteristics, and feature sets — based strictly on the specifications provided for each unit.
In This Guide
- How do the SRT5KXLI and SRT5KRMXLIM compare on power conditioning and output quality?
- Which model offers broader input tolerance and better surge/noise protection?
- How do the two models differ in installation format, included accessories, and operational features?
- Which should you choose: the SRT5KXLI or the SRT5KRMXLIM?
- Side-by-Side Specs
- FAQ
How do the SRT5KXLI and SRT5KRMXLIM compare on power conditioning and output quality?
The SRT5KRMXLIM provides explicit confirmation of its UPS topology as Double-conversion (Online), output power capacity of 5 kVA with 4,500 W real power, pure sine waveform output, and output voltage THD of 3% — all critical figures for sensitive loads. Its crest factor is rated at 3:1, and output frequency covers both 50 and 60 Hz.
The SRT5KXLI lists an output voltage of 230V and input voltage of 230V, but the provided specifications do not include confirmed topology, wattage, waveform type, THD, or crest factor data. Buyers requiring verified power quality specs from the product sheet cannot confirm these figures for the SRT5KXLI based on the data provided.
Which model offers broader input tolerance and better surge/noise protection?
The SRT5KRMXLIM specifies an input operating voltage range of 160 V to 275 V and an input frequency range of 45–65 Hz, giving it a wide tolerance window suited to variable or unstable utility power — typical in marine or industrial environments. It also carries a surge energy rating of 480 J, surge protection, and an audible alarm.
The SRT5KXLI does not provide input voltage range, input frequency range, or surge energy rating in the specifications supplied. Only a nominal input voltage of 230 V is listed. Buyers in environments with fluctuating utility power cannot verify input tolerance for the SRT5KXLI from the available data.
How do the two models differ in installation format, included accessories, and operational features?
The SRT5KXLI specifies a rack-mount form factor with dimensions of 43.2 H × 13 W × 71.94 D cm and includes a defined accessory bundle: CD with software, communication cable, documentation CD, removable support feet, temperature probe, and USB cable. Its color is listed as black and battery chemistry is confirmed as lead-acid.
The SRT5KRMXLIM — the 'RM' (rackmount) marine variant — provides operational features not listed for the SRT5KXLI: Emergency Power Off (EPO) support, temperature voltage compensation, noise level of 55 dB, and audible alarms. Physical dimensions, included accessories, and battery type are not specified in the provided data for the SRT5KRMXLIM.
Which should you choose: the SRT5KXLI or the SRT5KRMXLIM?
Our take: The SRT5KRMXLIM is the stronger choice when verified power quality specifications, wide input voltage tolerance, and marine or industrial deployment are the priorities. The SRT5KRMXLIM provides confirmed double-conversion online topology, 4,500 W output, 3% output THD, a 160–275 V input range (115 V wider than a nominal 230 V single-point spec), a 480 J surge energy rating, EPO capability, and temperature voltage compensation — none of which are confirmed in the provided SRT5KXLI spec sheet. The SRT5KXLI, by contrast, is the only model with a defined accessories bundle (temperature probe, USB cable, removable feet) and confirmed physical dimensions, making it easier to pre-plan rack space and cabling. Buyers in standard data-center or office rack environments who need verified accessory inclusions may prefer the SRT5KXLI, but should obtain its full technical datasheet to confirm power quality figures before specifying it for sensitive loads.
Side-by-Side Comparison
Spec-for-spec, from manufacturer data.
| Specification | APC by Schneider Electric SRT5KXLI | APC by Schneider Electric SRT5KRMXLIM |
|---|---|---|
| UPS Topology | — | Double-conversion (Online) |
| Output Power Capacity | — | 5 kVA |
| Output Power (Watts) | — | 4,500 W |
| Waveform | — | Pure sine |
| Input Voltage (Nominal) | 230 V | — |
| Input Voltage Range | — | 160–275 V |
| Input Frequency Range | — | 45–65 Hz |
| Output Voltage | 230 V | 220–230 V |
| Output Frequency | — | 50/60 Hz |
| Output Voltage THD | — | 3% |
| Crest Factor | — | 3:1 |
| Surge Energy Rating | — | 480 J |
| Emergency Power Off (EPO) | — | Yes |
| Noise Level | — | 55 dB |
| Mounting Type | Rack Mount | — |
| Dimensions (H × W × D cm) | 43.2 × 13 × 71.94 | — |
| Battery Type | Lead-acid | — |
| Included Accessories | CD, cables, feet, temp probe, USB | — |
| Color | Black | — |
Frequently Asked Questions
Which should you choose: the SRT5KXLI or the SRT5KRMXLIM?
The SRT5KRMXLIM is the stronger choice when verified power quality specifications, wide input voltage tolerance, and marine or industrial deployment are the priorities. The SRT5KRMXLIM provides confirmed double-conversion online topology, 4,500 W output, 3% output THD, a 160–275 V input range (115 V wider than a nominal 230 V single-point spec), a 480 J surge energy rating, EPO capability, and temperature voltage compensation — none of which are confirmed in the provided SRT5KXLI spec sheet. The SRT5KXLI, by contrast, is the only model with a defined accessories bundle (temperature probe, USB cable, removable feet) and confirmed physical dimensions, making it easier to pre-plan rack space and cabling. Buyers in standard data-center or office rack environments who need verified accessory inclusions may prefer the SRT5KXLI, but should obtain its full technical datasheet to confirm power quality figures before specifying it for sensitive loads.
Is the SRT5KXLI or SRT5KRMXLIM better for installations with unstable or variable utility power?
Based on available specs, the SRT5KRMXLIM is better suited: it documents an input operating range of 160 V to 275 V and 45–65 Hz input frequency tolerance. The SRT5KXLI only lists a nominal 230 V input; no input range or frequency tolerance is specified in the provided data.
Which model confirms Emergency Power Off (EPO) support for data center compliance requirements?
Only the SRT5KRMXLIM explicitly lists EPO (Emergency Power Off) support in the specifications provided. The SRT5KXLI spec sheet does not mention EPO; buyers with EPO compliance requirements should verify separately for the SRT5KXLI.
What physical accessories are included, and which model's box contents are confirmed?
The SRT5KXLI is the only model with a confirmed included-accessories list: CD with software, communication cable, documentation CD, removable support feet, temperature probe, and USB cable. No accessories list is provided in the SRT5KRMXLIM specifications supplied.
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