Overview
The APC SRTL8KRM4UT Smart-UPS Ultra On-Line is an 8kVA/8kW uninterruptible power supply designed to protect critical IT infrastructure, servers, storage systems, and network equipment. It combines online double-conversion power protection with lithium-ion battery technology to provide reliable backup power for business-critical applications. This model supports 208V and 240V single-phase power, features a compact 4U rack/tower-convertible design, and includes an embedded network management card for remote monitoring. Its auto-rotating LCD display simplifies status monitoring in either mounting orientation. Compatible external battery packs can be added to extend runtime.
Key Features
- 8kVA / 8kW capacity: Supports critical equipment and demanding IT loads.
- Lithium-ion battery technology: Offers long battery service life compared with conventional VRLA battery technology.
- Online double-conversion topology: Provides conditioned power for sensitive electronics.
- 208V/240V support: Designed for compatible single-phase electrical systems.
- 4U rack/tower design: Supports flexible installation with included mounting hardware.
- Network management: Enables remote monitoring and management through the embedded network card.
- Expandable runtime: Supports up to 10 compatible SRTL180RM2UBP external battery packs.
- Auto-rotating LCD: Displays operating status and system information in different orientations.
Technical Specifications
| Specification | Details |
|---|
| Brand | APC |
| Part Number / MPN | SRTL8KRM4UT |
| Product Type | Online Uninterruptible Power Supply (UPS) |
| Product Series | Smart-UPS Ultra On-Line |
| Rated Capacity | 8,000 VA / 8,000 W |
| UPS Topology | Online double-conversion / multi-mode |
| Input Voltage | 208V / 240V AC, single phase |
| Output Voltage | 208V / 240V AC |
| Input Connection | Hardwired 3-wire, 48A |
| Output Connections | 2 × NEMA L6-20R, 2 × NEMA L6-30R, 1 × hardwired 3-wire output |
| Battery Chemistry | Lithium-ion |
| Battery System Voltage | 180V DC |
| Typical Battery Recharge Time | Approximately 1.5 hours |
| Rack Height | 4U |
| Mounting | Rack/tower convertible |
| Management Interfaces | Embedded network management, Ethernet, USB, serial, SmartSlot |
| Emergency Power Off | Supported |
| External Battery Support | Up to 10 compatible SRTL180RM2UBP battery packs |
| Included Accessories | Rack mounting hardware, stabilization feet, strain relief, temperature probe, USB cable |
| Color | Silver gray |
Applications
- Enterprise servers and storage systems
- Data centers and server rooms
- Network switches and communications infrastructure
- Business-critical IT environments
- Equipment requiring protected 208V or 240V power
Compatibility and Installation
Install the UPS in a compatible rack or tower configuration using the included mounting hardware and stabilization feet. Confirm the site's electrical supply, hardwired input requirements, output connections, and connected load before installation. For additional runtime, use compatible SRTL180RM2UBP external battery packs according to APC installation guidance. Installation should be performed by qualified electrical personnel in accordance with APC documentation and applicable electrical codes.
Frequently Asked Questions
What is the capacity of the APC SRTL8KRM4UT?
It is rated at 8,000VA and 8,000W.
What battery technology does it use?
It uses an integrated lithium-ion battery system.
How much rack space does it require?
The UPS occupies 4U of rack space.
Does it support remote monitoring?
Yes. It includes an embedded network management card for remote monitoring and management.
Can the backup runtime be extended?
Yes. The UPS supports up to 10 compatible SRTL180RM2UBP external battery packs.
DC Supplies Product Note
Confirm the exact MPN, input voltage, hardwired connection requirements, output receptacles, rack requirements, and external battery compatibility before ordering.
