![APC Smart-UPS On-Line, 6kVA/6kW, Rackmount 4U, 208V, 2x L6-20R+3x L6-30R NEMA outlets, Network Card+SmartSlot, Extended runtime, W/ rail kit [TAA] Schneider Electric SA](http://www.avendor.com/cdn/shop/files/1086114513_{width}x.jpg?v=1749848953)
![APC Smart-UPS On-Line, 6kVA/6kW, Rackmount 4U, 208V, 2x L6-20R+3x L6-30R NEMA outlets, Network Card+SmartSlot, Extended runtime, W/ rail kit [TAA] Schneider Electric SA](http://www.avendor.com/cdn/shop/files/1086114513_1024x.jpg?v=1749848953)
Description
The APC Smart-UPS On-Line SRT6KRMXLT-A is a high-performance 6kVA/6kW double-conversion UPS designed to provide clean, continuous power for critical IT equipment. With a compact 4U rackmount form factor, this UPS is ideal for servers, storage systems, networking gear, medical labs, and industrial environments. It features 2x NEMA L6-20R and 3x NEMA L6-30R outlets, Hard Wire 3-wire input, and includes a pre-installed Network Management Card for remote control and monitoring. It supports extended runtime (external battery modules sold separately) and integrates with EcoStruxure IT for advanced energy and infrastructure visibility.
| Feature | Details |
|---|---|
| Model Number | SRT6KRMXLT-A |
| Topology | Double Conversion Online |
| Form Factor | Rackmount 4U |
| Input Voltage | 208V (also supports 240V) |
| Output Voltage | 208V (configurable to 240V) |
| Power Capacity | 6kVA / 6kW |
| Input Connection | Hard Wire 3-wire (2PH + G) |
| Output Connections | 2x NEMA L6-20R, 3x NEMA L6-30R |
| Waveform Output | Pure Sine Wave |
| Runtime Expandable | Yes (Battery Module: APCRBC140) |
| Included Accessories | Rail kit, USB cable, temperature probe, software CD, docs |
| Battery Type | Lead-Acid, 192V, recharge in 1.5 hours |
| Battery Warranty | 2 years (Battery), 3 years (UPS unit) |
| Mounting Options | Horizontal rack mount |
| Network Management | Embedded Network Card + SmartSlot |
| Environmental | 0–40°C, 0–95% RH, 0–10,000 ft operating altitude |
| Certifications | ENERGY STAR® V2.0, TAA, BAA, UL 1778, FCC Part 15 Class A |
| Dimensions (H x W x D) | 6.85 x 17.01 x 28.31 in (174 x 432 x 719 mm) |
| Weight | 134.99 lbs (61.23 kg) |
| Replacement Battery | APCRBC140 |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
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