APC SRV3KRILRK-E uninterruptible power supply (UPS) 3 kVA 2700 W

The APC SRV3KRILRK-E 3 kVA 2700 W uninterruptible power supply provides reliable backup power for rack-mounted equipment. Designed with a sine waveform output and VRLA battery technology at 72 V, this UPS supports critical loads with a rated output power of 2700 W and an apparent power capacity of 3 kVA. The unit is supplied in a 4U rack form factor, finished in black, and includes a C20 coupler for mains or downstream connections. With a recharge time of approximately 5.5 hours, the SRV3KRILRK-E is aimed at maintaining continuity for servers, networking hardware and other sensitive electronics during mains interruptions.

Advantages

The UPS offers stable sine-wave output suitable for sensitive electronic equipment and provides a high continuous output of 2700 W to support multiple devices. VRLA battery chemistry with a 72 V battery voltage delivers dependable standby runtime and predictable performance. The 4U rack design enables straightforward integration into standard server racks, and the C20 coupler simplifies power distribution. A recharge time of about 5.5 hours helps the system recover quickly after an extended outage.

Suitable for

• Rack-mounted servers and storage systems
• Network switches, routers and communication equipment
• Small data centre racks and edge computing nodes
• Business-critical appliances requiring clean sine-wave power

Key specifications

• Output power: 2700 W
• Output power capacity: 3 kVA
• Output waveform: sine wave
• Battery technology: VRLA (Valve-Regulated Lead-Acid)
• Battery voltage: 72 V
• Recharge time: approximately 5.5 hours
• Form factor: 4U rack-mount
• Colour: black
• Connector type: C20 coupler
• Weight: 52.2 kg

How to use

Install the UPS in a compatible 19-inch server rack occupying four rack units and secure it according to rack-mounting instructions. Connect the mains input and the C20 coupler output to the protected equipment using appropriate power cables and ensure load distribution does not exceed the rated 2700 W continuous output. Verify battery charge status before putting the UPS into service and allow the unit to complete a full recharge cycle after any extended discharge. Monitor load and battery indicators regularly and follow standard electrical safety procedures when connecting or servicing the unit.

Recommendations

Place the UPS in a well-ventilated environment within the manufacturer's specified temperature range, avoid exposure to moisture or corrosive atmospheres, and schedule periodic battery tests and replacements per APC guidance to maintain reliable backup performance.