Power outages, voltage spikes, and noisy electricity can shut down computers, damage servers, and cause data loss. When a business loses power, work stops, customers get angry, and money disappears. The APC SRT5KRMXLT 4.25 kVA Online Double-Conversion UPS, Pure Sine Wave gives you clean, uninterrupted power so your equipment stays on and your data stays safe. It filters out surges, corrects voltage, and switches to battery without a pause, keeping everything running smoothly.
APC SRT5KRMXLT 4.25 kVA Online Double-Conversion UPS, Pure Sine Wave with APC
Imagine a server room that never worries about a flicker in the grid. This UPS from APC delivers a true sine-wave output that matches what high-end servers expect. It is built for critical IT gear, networking switches, and storage arrays that cannot afford a sudden shutdown. If you have ever lost a file or faced a crash because the power cut out, you know why you need a reliable backup. APCs double-conversion design guarantees zero transfer time and tight voltage control, so your business stays online.
Usages
The UPS fits in a rack or can be placed as a tower in a small office. It protects data centers, remote branch offices, and medical imaging rooms. Use it for servers, network switches, VoIP phones, and high-performance workstations that need clean power. It also works well with lab equipment and point-of-sale terminals that run on active PFC power supplies.
Benefits
- Zero interruption keeps your applications running without a glitch.
- Pure sine wave protects sensitive electronics and extends their life.
- Hot-swap batteries let you replace power packs without shutting down.
- Remote monitoring lets you see status and control the unit from anywhere.
- Low noise level lets the UPS sit in an office without distraction.
Key Features
- Online double-conversion architecture for continuous power.
- Pure sine wave output (50/60 Hz) for active PFC devices.
- 4.25 kVA / 4250 W capacity for demanding loads.
- Auto-restart after power restoration.
- Web-based management and USB/serial connectivity.
- Hot-swap, temperature-compensated battery modules.
- LCD display with alarm and status LEDs.
- Four NEMA L6-20R/L6-30R outlets for flexible plug-in.
- 480 J surge energy rating and 2 % THD input distortion.
- 55 dB noise level for quiet operation.
- IP20 enclosure, 3U rackmount or tower form factor.
- Energy Star certified for efficient power use.
Specifications
| Features |
| Auto-restart |
Yes |
| Audible alarm(s) |
Yes |
| Web-based management |
Yes |
| Surge protection |
Yes |
| Noise level |
55 dB |
| Input current Total Harmonic Distortion (THD) |
2% |
| Crest factor |
3:1 |
| Heat dissipation |
1047 BTU/h |
| Surge energy rating |
480 J |
| Output frequency |
50/60 Hz |
| Output operation voltage (max) |
240 V |
| Output operation voltage (min) |
208 V |
| Input frequency |
40 - 70 Hz |
| Input operation voltage (max) |
275 V |
| Input operation voltage (min) |
100 V |
| Waveform |
Sine |
| Output power |
4250 W |
| Output power capacity |
4.25 kVA |
| UPS topology |
Double-conversion (Online) |
| Ports & interfaces |
| SmartSlot |
Yes |
| Emergency Power Off (EPO) connector |
Yes |
| Cabling technology |
10/100Base-T |
| Ethernet LAN (RJ-45) ports |
1 |
| Serial ports quantity |
1 |
| Serial interface type |
RJ-45 |
| Serial interface |
Yes |
| USB port |
Yes |
| AC outlets quantity |
4 AC outlet(s) |
| Power plug |
NEMA L6-30P |
| AC outlet types |
NEMA L6-20R, NEMA L6-30R |
| Battery |
| Replacement battery cartridge |
APCRBC140 |
| Battery capacity |
840 VAh |
| Cold start |
Yes |
| Automatic battery test |
Yes |
| Hot-swap battery |
Yes |
| Battery recharge time |
1.5 h |
| Battery life (max) |
5 year(s) |
| Battery voltage |
192 V |
| Battery capacity |
840 VAh |
| Battery capacity |
840 VAh |
| Battery technology |
Sealed Lead Acid (VRLA) |
| Design |
| International Protection (IP) code |
IP20 |
| LED indicators |
Alarm, Status |
| Display type |
LCD |
| Rack capacity |
3U |
| Product colour |
Black |
| Form factor |
Rackmount/Tower |
| Operational conditions |
| Non-operating altitude |
0 - 15000 m |
| Operating altitude |
0 - 3000 m |
| Storage relative humidity (H-H) |
0 - 95% |
| Operating relative humidity (H-H) |
0 - 95% |
| Storage temperature (T-T) |
-15 - 45 °C |
| Operating temperature (T-T) |
0 - 40 °C |
| Certificates |
| Certification |
CSA C22.2 No.107.3-05, FCC Part 15 Class A, NOM, OSHPD, UL 1778 |
| Compliance certificates |
RoHS |
| Sustainability |
| Sustainability certificates |
ENERGY STAR |
| Weight & dimensions |
| Weight |
55.8 kg |
| Height |
130 mm |
| Depth |
719 mm |
| Width |
432 mm |
| Packaging data |
| Package weight |
68 kg |
| Package height |
330 mm |
| Package depth |
960 mm |
| Package width |
610 mm |
| Other features |
| Operating temperature (T-T) |
0 - 40 °C |
