APC Smart-UPS Ultra - External battery pack (rack-mountable) - 1 x battery - Lithium Ion - 18.85 Ah - 1U - for P/N: SRTL2K2RM1UWNC, SRTL3KRM1UC, SRTL5KRM2UJ, SRTL5KRM2UT

Smaller, lighter, more powerful. Smart-UPS Ultra leave more room in limited spaces and protect more IT equipment at the edge.

• The future of uninterruptible power
• 3x the life, 2x faster recharge
• Visibility anywhere, anytime

• Less is more
  Smaller, lighter, more power. More space for IT and other equipment.
• 3x the life, 2x faster recharge
  Get a UPS with lithium-ion batteries that last 3x lead acid batteries.
• Visibility anywhere, anytime
  Manage remotely with EcoStruxure Ready functionality. More uptime. Less maintenance.