APC Smart-UPS Ultra Lithium-Ion 1U External Battery Pack
APC Smart-UPS Ultra Lithium-Ion 1U External Battery Pack
SKU:UPA-SRTL50RMBP1U-LI
The APC Smart-UPS Ultra Lithium-Ion Battery Pack is a 1U external battery module designed to extend runtime on Smart-UPS Ultra 3kW systems. With stackable design supporting up to 10 external batteries, compact lithium-ion technology, and 60-month warranty, it delivers enhanced runtime and reliability for critical infrastructure.
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- 60 months Manufacturer Warranty
Product Information
| Brand | APC |
|---|---|
| Category | UPS & Power Board |
| SKU | UPA-SRTL50RMBP1U-LI |
| Availability | Out of Stock |
Overview
- The APC Smart-UPS Ultra Lithium-Ion Battery Pack is a 1U external battery module engineered to extend runtime on APC Smart-UPS Ultra 3kW systems. Using advanced lithium-ion chemistry, it delivers compact, lightweight energy storage without the footprint demands of traditional lead-acid alternatives.
This battery pack is designed for modular scalability—connect up to 10 external packs to a single UPS system, giving you granular control over runtime extension and total cost of ownership. The 1U rack-mount form factor integrates seamlessly into standard 19-inch server racks, whilst included mounting brackets support both rack and tower installations.
Built for mission-critical environments, the unit operates reliably across 0–40°C ambient temperatures and includes comprehensive rack and tower mounting hardware. The 60-month warranty reflects APC's confidence in component longevity and provides peace of mind for long-term infrastructure investments.
Specifications
| Brand | APC |
|---|---|
| Model | SRTL50RMBP1U-LI |
| Product Type | Lithium-Ion External Battery Pack |
| Form Factor | 1U rack-mounted |
| Battery Type | Lithium-Ion (Li-Ion) |
| Battery Voltage | 50V |
| Number of Rack Units | 1U |
| Maximum Stackable Units | Up to 10 external batteries |
| Battery Free Slots | 0 |
| Battery Filled Slots | 0 |
| Operating Temperature Range | 0–40°C |
| Operating Altitude | 0–10,000 ft |
| Operating Humidity | 0–95% non-condensing |
| Storage Temperature Range | -15–45°C |
| Storage Altitude | 0–15,240 m |
| Storage Humidity | 0–95% non-condensing |
| Mounting Options | Rack mounted, tower mounted |
| Included Accessories | Rack mounting brackets, vertical mounting brackets |
| Compatible Systems | APC Smart-UPS Ultra 3kW (SRTL3K), APC Smart-UPS Ultra 2.2kW (SRTL2K2) |
| Warranty | 60 months |
Key Features
Ideal For
FAQs
How many external battery packs can I connect to a Smart-UPS Ultra 3kW system?
Up to 10 external lithium-ion battery packs can be stacked and connected to a single Smart-UPS Ultra 3kW system, allowing flexible runtime extension based on your availability requirements.
Is this battery pack compatible with other APC UPS models?
This battery pack is specifically designed for APC Smart-UPS Ultra 3kW (SRTL3K) and Smart-UPS Ultra 2.2kW (SRTL2K2) systems. Compatibility with other models should be confirmed with APC or your systems integrator.
What are the space requirements for this battery pack?
The unit occupies 1 rack unit (1U) of vertical space in a standard 19-inch server rack, making it ideal for space-constrained data centres and server rooms.
What mounting options are available?
The battery pack includes rack mounting brackets for 19-inch server racks and vertical mounting brackets for tower installations, supporting flexible deployment options.
How long is the warranty on this battery pack?
The APC Smart-UPS Ultra Lithium-Ion Battery Pack includes a 60-month (5-year) manufacturer warranty.
What is the operating temperature range for this unit?
The battery pack operates reliably in ambient temperatures between 0–40°C, supporting most standard data centre and server room environments.
Why choose lithium-ion over traditional lead-acid batteries?
Lithium-ion technology is significantly lighter, more compact, requires no maintenance, delivers consistent performance over a longer lifespan, and fits easily into tight rack spaces.
