APC by Schneider Electric SRT8KRMXLT vs Vertiv GXT5-8000HVRT5UXLN: Specification Comparison
Both the APC Smart-UPS On-Line SRT8KRMXLT and the Vertiv GXT5-8000HVRT5UXLN are 8 kVA / 8 kW rackmountable, double-conversion online UPS units targeting data centers, server rooms, and mission-critical IT infrastructure at the same power tier. Each delivers true sine-wave output and supports 208 V environments. This comparison evaluates their input flexibility and power quality, physical and environmental characteristics, and management and compliance capabilities to help installers and IT buyers choose the right unit for their deployment.
In This Guide
- Which UPS offers broader input voltage tolerance and better power quality?
- How do the two units compare on physical footprint, weight, and operating environment?
- Which unit provides more out-of-box management interfaces and carries stronger compliance certifications?
- Which should you choose: the SRT8KRMXLT or the GXT5-8000HVRT5UXLN?
- Side-by-Side Specs
- FAQ
Which UPS offers broader input voltage tolerance and better power quality?
The SRT8KRMXLT accepts an unusually wide input voltage range of 100 V to 275 V, making it highly tolerant of severe utility fluctuations without switching to battery. Its input frequency window spans 40–70 Hz, accommodating generator sources that may drift significantly. APC specifies an input current Total Harmonic Distortion (THD) of just 2%, which is exceptionally low for an online UPS and reduces stress on upstream electrical infrastructure. Its crest factor is rated 3:1, indicating it can handle non-linear, peaky loads common in IT environments. Additionally, a surge energy rating of 480 J is specified.
The GXT5-8000HVRT5UXLN specifies a typical input of 208 VAC with an operational range of 176–288 VAC. The provided specs do not state an input THD figure, a crest factor, a surge energy rating, or an input frequency range for the Vertiv unit. Buyers for whom wide input tolerance or low upstream harmonic distortion is a hard requirement will find the APC's published figures more detailed and, where comparable, more flexible on the low-voltage end.
How do the two units compare on physical footprint, weight, and operating environment?
Vertiv provides complete physical dimensions for the GXT5-8000HVRT5UXLN: 8.5 in H × 16.9 in W × 24.8 in D, weighing 164.2 lb. The unit is described as a flexible rack/tower form factor. Operating temperature is specified as +32 to +104 °F (0 to 40 °C).
APC does not provide weight, height, width, depth, or operating temperature in the supplied specifications for the SRT8KRMXLT. The product name references a 6U rackmount chassis. The noise level is specified at 55 dB; no equivalent acoustic figure is provided for the Vertiv. Physical planning for rack space, floor loading, and thermal management will require consulting APC's full datasheet, as the provided data is insufficient for a direct dimensional or environmental comparison.
Which unit provides more out-of-box management interfaces and carries stronger compliance certifications?
The GXT5-8000HVRT5UXLN ships with a factory pre-installed Vertiv RDU101 SNMP/Web card, meaning full network management, SNMP trap support, and browser-based monitoring are available without purchasing an optional card. Additional interfaces include USB, RS485, RS232, a terminal block, and an external battery connector. The unit carries ENERGY STAR 2.0 certification, UL1778, c-UL listing, RoHS2, and REACH compliance—a comprehensive regulatory footprint. The color graphic LCD with gravity-sensing orientation simplifies installation in both rack and tower orientations.
The SRT8KRMXLT lists web-based management and audible alarms as supported, and includes auto-restart capability. However, the specifications do not indicate whether the network management card is factory-installed or an optional add-on, nor do they list specific certifications, communication protocols, or additional interface ports. Buyers deploying in environments that mandate ENERGY STAR or specific safety listings will need to verify APC's certification status from the full datasheet, as it is not present in the provided data.
Which should you choose: the SRT8KRMXLT or the GXT5-8000HVRT5UXLN?
Our take: The GXT5-8000HVRT5UXLN is the stronger choice when out-of-box network management, verified regulatory compliance, and known physical dimensions are primary requirements. Vertiv's unit ships with the RDU101 SNMP/Web card pre-installed—eliminating an add-on purchase—and carries ENERGY STAR 2.0, UL1778, RoHS2, and REACH certifications not listed for the APC. Its rated efficiency reaches 98% in Active ECO Mode versus no efficiency figure provided for the SRT8KRMXLT. Conversely, the SRT8KRMXLT is the stronger choice when upstream power quality and input voltage flexibility are critical: its specified 100–275 V input range, 2% input THD, and 480 J surge rating give it a measurable edge for generator-fed or unstable-utility installations. The APC is better suited to sites with challenging input power; the Vertiv suits managed data center environments where compliance documentation, energy efficiency ratings, and zero-day remote monitoring are required from day one.
Side-by-Side Comparison
Spec-for-spec, from manufacturer data.
| Specification | APC by Schneider Electric SRT8KRMXLT | Vertiv GXT5-8000HVRT5UXLN |
|---|---|---|
| UPS Topology | Double-conversion (Online) | On-line double conversion |
| Power Rating (VA) | 8,000 VA | 8,000 VA |
| Power Rating (W) | 8,000 W | 8,000 W |
| Output Waveform | Sine | Not specified in provided specs |
| Input Voltage Range | 100–275 V | 176–288 VAC (typical 208 VAC) |
| Input Frequency Range | 40–70 Hz | — |
| Output Voltage | 208–240 V | 200/208/220/230/240 VAC (user-configurable) |
| Output Frequency | 50/60 Hz | — |
| Input THD | 2% | — |
| Efficiency | — | Up to 98% (ECO Mode); up to 95% (online mode) |
| Surge Energy Rating | 480 J | — |
| Crest Factor | 3:1 | — |
| Output Receptacles | 4x L6-20R, 2x L6-30R | 2x L6-20R, 2x L6-30R (hardwired in/out also) |
| Network Management | Web-based management (card inclusion not stated) | Factory pre-installed RDU101 SNMP/Web card |
| Other Interfaces | — | USB, RS485, RS232, terminal block, external battery connector |
| Certifications | — | ENERGY STAR 2.0, UL1778, c-UL, RoHS2, REACH |
| Noise Level | 55 dB | — |
| Weight | — | 164.2 lb |
| Dimensions (H x W x D) | 6U rackmount (exact dims not provided) | 8.5 in x 16.9 in x 24.8 in |
| Operating Temperature | — | +32 to +104 °F (0 to +40 °C) |
| Form Factor | Rackmount 6U | Flexible rack/tower |
| Auto-Restart | Yes | — |
| Audible Alarms | Yes | — |
Frequently Asked Questions
Which should you choose: the SRT8KRMXLT or the GXT5-8000HVRT5UXLN?
The GXT5-8000HVRT5UXLN is the stronger choice when out-of-box network management, verified regulatory compliance, and known physical dimensions are primary requirements. Vertiv's unit ships with the RDU101 SNMP/Web card pre-installed—eliminating an add-on purchase—and carries ENERGY STAR 2.0, UL1778, RoHS2, and REACH certifications not listed for the APC. Its rated efficiency reaches 98% in Active ECO Mode versus no efficiency figure provided for the SRT8KRMXLT. Conversely, the SRT8KRMXLT is the stronger choice when upstream power quality and input voltage flexibility are critical: its specified 100–275 V input range, 2% input THD, and 480 J surge rating give it a measurable edge for generator-fed or unstable-utility installations. The APC is better suited to sites with challenging input power; the Vertiv suits managed data center environments where compliance documentation, energy efficiency ratings, and zero-day remote monitoring are required from day one.
Does either UPS include a network management card in the box, or do I need to buy one separately?
Based on the provided specifications, the Vertiv GXT5-8000HVRT5UXLN includes a factory pre-installed RDU101 SNMP/Web card, enabling SNMP and browser-based management immediately. The APC SRT8KRMXLT lists web-based management as a supported feature, but the specifications do not state whether a network card is pre-installed or must be purchased separately. Buyers should confirm APC's card-inclusion status with the full product datasheet before purchase.
Which unit is better suited for a site with a generator or unstable utility power?
The APC SRT8KRMXLT specifies an input voltage operating range of 100–275 V and an input frequency range of 40–70 Hz, making it well-suited to generator-backed or variable-utility installations. It also specifies 2% input THD, reducing harmonic feedback to upstream infrastructure. The Vertiv GXT5-8000HVRT5UXLN lists a range of 176–288 VAC; its input frequency tolerance and THD are not stated in the provided specifications, so a direct comparison on those parameters cannot be made.
Which UPS is rated more energy-efficient?
The Vertiv GXT5-8000HVRT5UXLN specifies up to 98% efficiency in Active ECO Mode and up to 95% efficiency in standard online mode, and it carries ENERGY STAR 2.0 certification. The APC SRT8KRMXLT does not include an efficiency percentage or energy certification in the provided specifications. On the basis of available data, the Vertiv unit has a documented efficiency advantage.
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